ENTRY O0515 19991117 0000O051500000001
SUBENT O0515001 19991117 0000O051500100001
BIB 11 40 O051500100002
TITLE Comparative Yields of Alkali Elements and Thallium fromO051500100003
Uranium Irradiated with GeV Protons, He-3 and C-12. O051500100004
AUTHOR (T.BJORNSTAD, H.A.GUSTAFSSON, B.JONSON, O.C.JONSSON, O051500100005
V.LINDFORS, S.MATTSSON, A.M.POSKANZER, H.L.RAVN, O051500100006
D.SCHARDT) O051500100007
INSTITUTE (2NOROSL) O051500100008
(2SF HLS) O051500100009
(1USALRL) O051500100010
(2ZZZCER) O051500100011
REFERENCE (J,ZP/A,303,227,1981) O051500100012
HISTORY (19990621C) O051500100013
(19990706U) Last checking has been done. O051500100014
(19991117A) DATE is corrected O051500100015
SAMPLE Uranium Target with 600 MeV Protons, 890 MeV He-3 and O051500100016
936 MeV C-12 Beams, 12 g/cm**2 Thickness, was Used. O051500100017
COMMENT /by Authors/.The Presented Production Yields from the O051500100018
Proton and He-3 Irradiations are Normalized to a Beam O051500100019
Intensity of 1 Particle Microampere and a Target ThickO051500100020
10 g/cm**2 of Uranium,I.E. Thin-Target Yields. Since O051500100021
The C-12 Beam is Completely Stopped in the Target, Its O051500100022
Saturation Yields are Thick-Target Yields, Normalized O051500100023
To 1 Particle Microampere. O051500100024
1 Particle Microampere=6.24E+12 Particle/Sec. O051500100025
DETECTOR (SCIN).A Thick, 40 mm Diameter, 4-Pi Plastic O051500100026
Scintillator to Count Beta - Particle. O051500100027
(SOLST).Silicon Surface Barrier Detectors For the O051500100028
Detection of Alpha-Particles. O051500100029
(GELI).A 17% Ge(Li) Standard Efficiency Detector. O051500100030
The Detector was Used For a Few Nuclides. O051500100031
(D4PI) The Neutron Rich Nuclides, Which are O051500100032
Characterized by the Emission of Beta-Delayed Neutrons,O051500100033
Were Identified with the Detector Calibrated with a 48 O051500100034
Gramm Sample of Uranium. O051500100035
FACILITY (SYNCY,2ZZZCER) O051500100036
METHOD (ASEP) O051500100037
(SITA) O051500100038
Beam Intensities were Measured by a Secondary Emission O051500100039
Chamber, Which was Calibrated Against the Reaction O051500100040
Al-27(X,XNYP)Na-24. O051500100041
STATUS (CURVE).By CAJAD. O051500100042
ENDBIB 40 0 O051500100043
NOCOMMON 0 0 O051500100044
ENDSUBENT 43 0 O051500199999
SUBENT O0515002 19991117 0000O051500200001
BIB 5 12 O051500200002
REACTION (92-U-0(P,X)ELEM/MASS,,PY) O051500200003
Normalized Saturation Yield For Na-Isotopes.The P(N) O051500200004
Values Used are Normalized to the New P(N) Value For O051500200005
Li-9 of (50+-4)%. See Rel-Ref. O051500200006
FLAG (1.).Normalized Saturation Yield. O051500200007
(2.).The Decay-Correction Yield. O051500200008
(3.).Without Account the Correction For the Daughter O051500200009
Activities. O051500200010
REL-REF (R,,T.BJORNSTAD+,J,NP/A,359,1,1981) O051500200011
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051500200012
MISC-COL (MISC) Data in Authors' Data Units- O051500200013
Atoms/Sec*(PARTICLE MICROAMPERE). O051500200014
ENDBIB 12 0 O051500200015
COMMON 3 3 O051500200016
EN DATA-ERR ELEMENT O051500200017
MEV PER-CENT NO-DIM O051500200018
600. 6. 11. O051500200019
ENDCOMMON 3 0 O051500200020
DATA 4 19 O051500200021
MASS DATA MISC FLAG O051500200022
NO-DIM PRD/INC SEE TEXT NO-DIM O051500200023
21. 1.6667E-09 1.04E+04 1. O051500200024
24. 8.6538E-07 5.4E+06 1. O051500200025
25. 1.0897E-06 6.8E+06 1. O051500200026
26. 2.0353E-07 1.27E+06 1. O051500200027
26. 3.6218E-07 2.26E+06 2. O051500200028
27. 4.984E-08 3.11E+05 1. O051500200029
27. 1.7147E-07 1.07E+06 2. O051500200030
28. 2.0673E-08 1.29E+05 2. O051500200031
28. 1.9712E-09 1.23E+04 1. O051500200032
29. 6.0577E-09 3.78E+04 2. O051500200033
29. 6.891E-10 4.3E+03 1. O051500200034
30. 9.9359E-11 6.2E+02 1. O051500200035
30. 7.2917E-10 4.55E+03 2. O051500200036
31. 9.1346E-12 5.7E+01 1. O051500200037
31. 1.25E-10 7.8E+02 2. O051500200038
32. 1.5064E-11 9.4E+01 2. O051500200039
32. 1.0577E-12 6.6 1. O051500200040
33. 1.3301E-12 8.3 3. O051500200041
34. 4.4231E-13 2.76 3. O051500200042
ENDDATA 21 0 O051500200043
ENDSUBENT 42 0 O051500299999
SUBENT O0515003 19991117 0000O051500300001
BIB 4 9 O051500300002
REACTION (92-U-0(P,X)ELEM/MASS,,PY) O051500300003
Normalized Saturation Yield For K-Isotopes.The P(N) O051500300004
Values Used are Normalized to the New P(N) Value O051500300005
Li-9 of (50+-4)%. See Cern 81-09,P.387,1981. O051500300006
FLAG (1.).Normalized Saturation Yield. O051500300007
(2.).The Decay-Correction Yield. O051500300008
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051500300009
MISC-COL (MISC) Data in Authors' Data Units- O051500300010
Atoms/Sec*(PARTICLE MICROAMPERE). O051500300011
ENDBIB 9 0 O051500300012
COMMON 3 3 O051500300013
EN DATA-ERR ELEMENT O051500300014
MEV PER-CENT NO-DIM O051500300015
600. 7. 19. O051500300016
ENDCOMMON 3 0 O051500300017
DATA 4 22 O051500300018
MASS DATA MISC FLAG O051500300019
NO-DIM PRD/INC SEE TEXT NO-DIM O051500300020
37. 5.1763E-11 3.23E+02 2. O051500300021
37. 3.3974E-11 2.12E+02 1. O051500300022
38. 5.8974E-09 3.68E+04 2. O051500300023
38. 3.2212E-09 2.01E+04 1. O051500300024
42. 2.3878E-06 1.49E+07 1. O051500300025
43. 3.734E-06 2.33E+07 1. O051500300026
44. 2.6603E-06 1.66E+07 1. O051500300027
45. 1.25E-06 7.8E+06 1. O051500300028
46. 5.5609E-07 3.47E+06 1. O051500300029
47. 1.875E-07 1.17E+06 1. O051500300030
48. 3.7981E-08 2.37E+05 2. O051500300031
48. 2.8686E-08 1.79E+05 1. O051500300032
49. 6.6987E-09 4.18E+04 2. O051500300033
49. 3.8301E-09 2.39E+04 1. O051500300034
50. 2.6603E-10 1.66E+03 1. O051500300035
50. 6.4263E-10 4.01E+03 2. O051500300036
51. 4.4551E-11 2.78E+02 1. O051500300037
51. 1.4904E-10 9.3E+02 2. O051500300038
52. 1.0096E-12 6.3 1. O051500300039
52. 5.1603E-12 3.22E+01 2. O051500300040
53. 1.234E-13 7.7E-01 1. O051500300041
53. 7.8526E-13 4.9 2. O051500300042
ENDDATA 24 0 O051500300043
ENDSUBENT 42 0 O051500399999
SUBENT O0515004 19991117 0000O051500400001
BIB 4 8 O051500400002
REACTION (92-U-0(P,X)ELEM/MASS,,PY) O051500400003
Normalized Saturation Yield For Tl-Isotopes.The P(N) O051500400004
Values Used are Normalized to the New P(N) Value O051500400005
Li-9 of (50+-4)%.See Rel-Ref. O051500400006
REL-REF (R,,T.BJORNSTAD+,J,NP/A,359,1,1981) O051500400007
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051500400008
MISC-COL (MISC) Data in Authors' Data Units- O051500400009
Atoms/Sec*(PARTICLE MICROAMPERE). O051500400010
ENDBIB 8 0 O051500400011
COMMON 3 3 O051500400012
EN DATA-ERR ELEMENT O051500400013
MEV PER-CENT NO-DIM O051500400014
600. 7. 81. O051500400015
ENDCOMMON 3 0 O051500400016
DATA 3 10 O051500400017
MASS DATA MISC O051500400018
NO-DIM PRD/INC SEE TEXT O051500400019
184. 6.6987E-11 4.18E+02 O051500400020
185. 2.8365E-10 1.77E+03 O051500400021
186. 1.0417E-09 6.5E+03 O051500400022
187. 4.1987E-09 2.62E+04 O051500400023
188. 1.6987E-08 1.06E+05 O051500400024
190. 7.2115E-08 4.5E+05 O051500400025
191. 6.0417E-08 3.77E+05 O051500400026
193. 2.7724E-08 1.73E+05 O051500400027
195. 9.2949E-09 5.8E+04 O051500400028
197. 4.2628E-09 2.66E+04 O051500400029
ENDDATA 12 0 O051500400030
ENDSUBENT 29 0 O051500499999
SUBENT O0515005 19991117 0000O051500500001
BIB 5 10 O051500500002
REACTION (92-U-0(P,X)ELEM/MASS,,PY) O051500500003
Normalized Saturation Yield For Fr-Isotopes. The P(N) O051500500004
Values Used are Normalized to the New P(N) Value O051500500005
Li-9 of (50+-4)%. See Rel-Ref. O051500500006
FLAG (1.).Normalized Saturation Yield. O051500500007
(2.).The Decay-Correction Yield. O051500500008
REL-REF (R,,T.BJORNSTAD+,J,NP/A,359,1,1981) O051500500009
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051500500010
MISC-COL (MISC) Data in Authors' Data Units- O051500500011
Atoms/Sec*(PARTICLE MICROAMPERE). O051500500012
ENDBIB 10 0 O051500500013
COMMON 3 3 O051500500014
EN DATA-ERR ELEMENT O051500500015
MEV PER-CENT NO-DIM O051500500016
600. 6. 87. O051500500017
ENDCOMMON 3 0 O051500500018
DATA 4 31 O051500500019
MASS DATA MISC FLAG O051500500020
NO-DIM PRD/INC SEE TEXT NO-DIM O051500500021
202. 6.1859E-12 3.86E+01 1. O051500500022
202. 1.6987E-11 1.06E+02 2. O051500500023
203. 1.0737E-10 6.7E+02 1. O051500500024
203. 2.3397E-10 1.46E+03 2. O051500500025
204. 5.2724E-09 3.29E+04 1. O051500500026
204. 9.7756E-09 6.1E+04 2. O051500500027
205. 8.0128E-08 5.E+05 2. O051500500028
205. 5.3686E-08 3.35E+05 1. O051500500029
206. 5.2404E-07 3.27E+06 1. O051500500030
206. 7.1314E-07 4.45E+06 2. O051500500031
207. 1.9551E-06 1.22E+07 2. O051500500032
207. 1.5064E-06 9.4E+06 1. O051500500033
208. 4.5032E-06 2.81E+07 1. O051500500034
209. 7.3077E-06 4.56E+07 1. O051500500035
210. 1.3462E-05 8.4E+07 1. O051500500036
211. 1.7628E-05 1.1E+08 1. O051500500037
212. 1.8429E-05 1.15E+08 1. O051500500038
213. 1.1378E-05 7.1E+07 1. O051500500039
219. 6.4744E-07 4.04E+06 2. O051500500040
219. 5.5769E-08 3.48E+05 1. O051500500041
220. 1.9391E-06 1.21E+07 1. O051500500042
221. 4.0865E-06 2.55E+07 1. O051500500043
222. 1.5705E-06 9.8E+06 1. O051500500044
224. 3.3974E-07 2.12E+06 1. O051500500045
225. 2.9968E-07 1.87E+06 1. O051500500046
226. 6.4744E-08 4.04E+05 1. O051500500047
228. 1.4744E-08 9.2E+04 1. O051500500048
228. 1.8269E-08 1.14E+05 2. O051500500049
229. 4.5192E-09 2.82E+04 1. O051500500050
230. 9.4551E-10 5.9E+03 1. O051500500051
230. 1.2179E-09 7.6E+03 2. O051500500052
ENDDATA 33 0 O051500500053
ENDSUBENT 52 0 O051500599999
SUBENT O0515006 19991117 0000O051500600001
BIB 2 6 O051500600002
REACTION ((92-U-0(HE3,X)ELEM/MASS,,PY)// O051500600003
(92-U-0(P,X)ELEM/MASS,,PY)) O051500600004
Ratios of the He-3 to the Proton-Induced Saturation O051500600005
Yields of Na-Isotopes Normalized to the Same Beam O051500600006
Intensity. O051500600007
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051500600008
ENDBIB 6 0 O051500600009
COMMON 3 3 O051500600010
EN-NM EN-DN DATA-ERR O051500600011
MEV MEV PER-CENT O051500600012
890. 600. 1.4 O051500600013
ENDCOMMON 3 0 O051500600014
DATA 3 9 O051500600015
ELEMENT MASS DATA O051500600016
NO-DIM NO-DIM NO-DIM O051500600017
11. 21. 4.5 O051500600018
11. 24. 2.87 O051500600019
11. 25. 2.77 O051500600020
11. 26. 3.17 O051500600021
11. 27. 4.45 O051500600022
11. 28. 14.55 O051500600023
11. 29. 12.92 O051500600024
11. 30. 10.37 O051500600025
11. 31. 15.78 O051500600026
ENDDATA 11 0 O051500600027
ENDSUBENT 26 0 O051500699999
SUBENT O0515007 19991117 0000O051500700001
BIB 2 6 O051500700002
REACTION ((92-U-0(6-C-12,X)ELEM/MASS,,TTY)// O051500700003
(92-U-0(P,X)ELEM/MASS,,PY)) O051500700004
Ratios of the C-12 to the Proton-Induced Saturation O051500700005
Yields of Na-Isotopes Normalized to the Same Beam O051500700006
Intensity. O051500700007
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051500700008
ENDBIB 6 0 O051500700009
COMMON 3 3 O051500700010
EN-NM EN-DN DATA-ERR O051500700011
MEV MEV PER-CENT O051500700012
936. 600. 1.4 O051500700013
ENDCOMMON 3 0 O051500700014
DATA 3 8 O051500700015
ELEMENT MASS DATA O051500700016
NO-DIM NO-DIM NO-DIM O051500700017
11. 24. 6.82 O051500700018
11. 25. 5.52 O051500700019
11. 26. 7.17 O051500700020
11. 27. 8.12 O051500700021
11. 28. 25.3 O051500700022
11. 29. 23.1 O051500700023
11. 30. 23.9 O051500700024
11. 31. 33.6 O051500700025
ENDDATA 10 0 O051500700026
ENDSUBENT 25 0 O051500799999
SUBENT O0515008 19991117 0000O051500800001
BIB 2 6 O051500800002
REACTION ((92-U-0(HE3,X)ELEM/MASS,,PY)// O051500800003
(92-U-0(P,X)ELEM/MASS,,PY)) O051500800004
Ratios of the He-3 to the Proton-Induced Saturation O051500800005
Yields of K-Isotopes Normalized to the Same Beam O051500800006
Intensity. O051500800007
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051500800008
ENDBIB 6 0 O051500800009
COMMON 3 3 O051500800010
EN-NM EN-DN DATA-ERR O051500800011
MEV MEV PER-CENT O051500800012
890. 600. 1.4 O051500800013
ENDCOMMON 3 0 O051500800014
DATA 3 10 O051500800015
ELEMENT MASS DATA O051500800016
NO-DIM NO-DIM NO-DIM O051500800017
19. 42. 0.954 O051500800018
19. 43. 0.819 O051500800019
19. 44. 0.962 O051500800020
19. 45. 1.516 O051500800021
19. 46. 1.315 O051500800022
19. 47. 1.436 O051500800023
19. 48. 1.328 O051500800024
19. 49. 1.644 O051500800025
19. 50. 5.16 O051500800026
19. 51. 5.08 O051500800027
ENDDATA 12 0 O051500800028
ENDSUBENT 27 0 O051500899999
SUBENT O0515009 19991117 0000O051500900001
BIB 2 6 O051500900002
REACTION ((92-U-0(6-C-12,X)ELEM/MASS,,TTY)// O051500900003
(92-U-0(P,X)ELEM/MASS,,PY)) O051500900004
Ratios of the C-12 to the Proton-Induced Saturation O051500900005
Yields of K-Isotopes Normalized to the Same Beam O051500900006
Intensity. O051500900007
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051500900008
ENDBIB 6 0 O051500900009
COMMON 3 3 O051500900010
EN-NM EN-DN DATA-ERR O051500900011
MEV MEV PER-CENT O051500900012
936. 600. 1.6 O051500900013
ENDCOMMON 3 0 O051500900014
DATA 3 12 O051500900015
ELEMENT MASS DATA O051500900016
NO-DIM NO-DIM NO-DIM O051500900017
19. 37. 8.71 O051500900018
19. 38. 3.41 O051500900019
19. 42. 2.21 O051500900020
19. 43. 1.832 O051500900021
19. 44. 1.662 O051500900022
19. 45. 2.28 O051500900023
19. 46. 2.28 O051500900024
19. 47. 1.62 O051500900025
19. 48. 1.662 O051500900026
19. 49. 2.16 O051500900027
19. 50. 4.89 O051500900028
19. 51. 4.24 O051500900029
ENDDATA 14 0 O051500900030
ENDSUBENT 29 0 O051500999999
SUBENT O0515010 19991117 0000O051501000001
BIB 2 6 O051501000002
REACTION ((92-U-0(HE3,X)ELEM/MASS,,PY)// O051501000003
(92-U-0(P,X)ELEM/MASS,,PY)) O051501000004
Ratios of the He-3 to the Proton-Induced Saturation O051501000005
Yields of Tl-Isotopes Normalized to the Same Beam O051501000006
Intensity. O051501000007
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051501000008
ENDBIB 6 0 O051501000009
COMMON 3 3 O051501000010
EN-NM EN-DN DATA-ERR O051501000011
MEV MEV PER-CENT O051501000012
890. 600. 1.6 O051501000013
ENDCOMMON 3 0 O051501000014
DATA 3 10 O051501000015
ELEMENT MASS DATA O051501000016
NO-DIM NO-DIM NO-DIM O051501000017
81. 184. 73.1 O051501000018
81. 185. 21.2 O051501000019
81. 186. 60.2 O051501000020
81. 187. 12.51 O051501000021
81. 188. 8.34 O051501000022
81. 190. 3.12 O051501000023
81. 191. 2.02 O051501000024
81. 193. 2.43 O051501000025
81. 195. 2.38 O051501000026
81. 197. 2.02 O051501000027
ENDDATA 12 0 O051501000028
ENDSUBENT 27 0 O051501099999
SUBENT O0515011 19991117 0000O051501100001
BIB 2 6 O051501100002
REACTION ((92-U-0(6-C-12,X)ELEM/MASS,,TTY)// O051501100003
(92-U-0(P,X)ELEM/MASS,,PY)) O051501100004
Ratios of the C-12 to the Proton-Induced Saturation O051501100005
Yields of Tl-Isotopes Normalized to the Same Beam O051501100006
Intensity. O051501100007
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051501100008
ENDBIB 6 0 O051501100009
COMMON 3 3 O051501100010
EN-NM EN-DN DATA-ERR O051501100011
MEV MEV PER-CENT O051501100012
936. 600. 1.4 O051501100013
ENDCOMMON 3 0 O051501100014
DATA 3 7 O051501100015
ELEMENT MASS DATA O051501100016
NO-DIM NO-DIM NO-DIM O051501100017
81. 184. 5.8 O051501100018
81. 185. 7.78 O051501100019
81. 186. 14.83 O051501100020
81. 188. 3.47 O051501100021
81. 190. 1.742 O051501100022
81. 191. 1.852 O051501100023
81. 197. 2.24 O051501100024
ENDDATA 9 0 O051501100025
ENDSUBENT 24 0 O051501199999
SUBENT O0515012 19991117 0000O051501200001
BIB 2 6 O051501200002
REACTION ((92-U-0(HE3,X)ELEM/MASS,,PY)// O051501200003
(92-U-0(P,X)ELEM/MASS,,PY)) O051501200004
Ratios of the He-3 to the Proton-Induced Saturation O051501200005
Yields of Fr-Isotopes Normalized to the Same Beam O051501200006
Intensity. O051501200007
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051501200008
ENDBIB 6 0 O051501200009
COMMON 3 3 O051501200010
EN-NM EN-DN DATA-ERR O051501200011
MEV MEV PER-CENT O051501200012
890. 600. 1.6 O051501200013
ENDCOMMON 3 0 O051501200014
DATA 3 16 O051501200015
ELEMENT MASS DATA O051501200016
NO-DIM NO-DIM NO-DIM O051501200017
87. 202. 6.16 O051501200018
87. 203. 1.193 O051501200019
87. 204. 0.662 O051501200020
87. 205. 0.38 O051501200021
87. 206. 0.556 O051501200022
87. 207. 0.1718 O051501200023
87. 208. 0.259 O051501200024
87. 209. 0.1802 O051501200025
87. 210. 0.198 O051501200026
87. 211. 0.1627 O051501200027
87. 212. 9.52E-02 O051501200028
87. 213. 0.258 O051501200029
87. 220. 0.403 O051501200030
87. 224. 0.438 O051501200031
87. 225. 0.641 O051501200032
87. 226. 0.646 O051501200033
ENDDATA 18 0 O051501200034
ENDSUBENT 33 0 O051501299999
SUBENT O0515013 19991117 0000O051501300001
BIB 2 6 O051501300002
REACTION ((92-U-0(6-C-12,X)ELEM/MASS,,TTY)// O051501300003
(92-U-0(P,X)ELEM/MASS,,PY)) O051501300004
Ratios of the C-12 to the Proton-Induced Saturation O051501300005
Yields of Fr-Isotopes Normalized to the Same Beam O051501300006
Intensity. O051501300007
ERR-ANALYS (DATA-ERR).Data-Point Reader Uncertainty. O051501300008
ENDBIB 6 0 O051501300009
COMMON 3 3 O051501300010
EN-NM EN-DN DATA-ERR O051501300011
MEV MEV PER-CENT O051501300012
936. 600. 1.4 O051501300013
ENDCOMMON 3 0 O051501300014
DATA 3 20 O051501300015
ELEMENT MASS DATA O051501300016
NO-DIM NO-DIM NO-DIM O051501300017
87. 202. 0.309 O051501300018
87. 203. 0.1908 O051501300019
87. 204. 0.1451 O051501300020
87. 205. 9.85E-02 O051501300021
87. 206. 9.23E-02 O051501300022
87. 207. 0.117 O051501300023
87. 208. 0.225 O051501300024
87. 209. 0.1573 O051501300025
87. 210. 0.1287 O051501300026
87. 211. 9.79E-02 O051501300027
87. 212. 9.46E-02 O051501300028
87. 213. 7.2E-02 O051501300029
87. 220. 0.297 O051501300030
87. 221. 0.1184 O051501300031
87. 224. 9.15E-02 O051501300032
87. 225. 8.14E-02 O051501300033
87. 226. 0.127 O051501300034
87. 227. 0.1404 O051501300035
87. 228. 0.238 O051501300036
87. 229. 0.1111 O051501300037
ENDDATA 22 0 O051501300038
ENDSUBENT 37 0 O051501399999
ENDENTRY 13 0 O051599999999