Low Resolution Data Description
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Medium Resolution Data Description
Medium Resolution Data Description (Chinese)
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LAMOST DR7 v2.0
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Large Sky Area Multi-Object Fiber Spectroscopic Telescope
DATA RELEASE 7 v2.0
2011.10.24 - 2019.06.08
Pilot survey
(20111024-20120617)
First year survey
(20120928-20130603)
Second year survey
(20130910-20140603)
Third year survey
(20140910-20150530)
Forth year survey
(20150912-20160602)
Fifth year survey
(20160909-20170616)
Sixth year survey
(20170919-20180518)
Seventh year survey
(20181005-20190608)
Observed Plates
Total Spectra
927,083
1,668,595
1,620,710
1,658,182
1,683,886
1,361,034
857,910
653,797
871,524
1,587,150
1,539,005
1,582,450
1,589,032
1,268,708
806,975
601,949
Star
(SNg or i > 10)
682,274
1,391,694
1,425,391
1,472,982
1,481,261
1,150,086
748,571
560,125
Galaxy
8,760
13,221
31,055
26,996
40,370
36,582
20,179
21,109
1,547
6,264
6,472
9,973
15,098
15,286
7,802
4,170
Unknown
45,252
61,960
44,178
38,763
39,386
40,458
22,954
26,569
AFGK
Stellar Parameters
403,155
912,743
1,098,197
1,074,362
1,064,972
765,468
499,538
360,892
M Giants,Dwarfs
and Subdwarfs
87,109
67,845
82,245
109,791
108,186
105,181
77,008
71,432
Line indices
of A Type Stars
65,406
79,966
77,460
88,599
103,116
89,975
52,087
41,153
WD Star Catalog
1,549
1,468
1,308
1,832
2,344
2,706
1,744
1,580
CV Star Catalog
Standard acknowledgement
Guoshoujing Telescope (the Large Sky Area Multi-Object Fiber Spectroscopic Telescope LAMOST) is a National Major Scientific Project built by the Chinese Academy of Sciences. Funding for the project has been provided by the National Development and Reform Commission. LAMOST is operated and managed by the National Astronomical Observatories, Chinese Academy of Sciences.
Addr: 20A Datun Road, Chaoyang District, Beijing, China P.C.: 100101
京ICP备05002854号-4
文保网安备案号1101050056 E-mail: support(at)lamost.org
