Large Sky Area Multi-Object Fiber Spectroscopic Telescope
DATA RELEASE 5 v2
2011.10.24 - 2017.06.16
Observed Plates: 4,154
Total Spectra: 9,027,634
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Statistics

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

Total Spectra 958,679 1,683,199 1,636,474 1,664,300 1,702,528 1,402,454
Star 832,886 1,537,515 1,510,053 1,520,759 1,552,325 1,230,129
Star (SNg or i > 10) 679,947 1,388,221 1,422,521 1,437,242 1,472,828 1,141,738
Galaxy 8,197 12,752 30,388 26,364 39,433 35,729
QSO 1,386 6,064 6,304 8,979 14,462 15,258
Unknown 116,210 126,868 89,729 88,198 96,308 121,338
Observed Plates 404 811 732 738 776 693
AFGK Star Catalog 404,396 911,076 1,0907,748 1,055,794 1,071,279 808,420
A Star Catalog 53,676 68,993 70,385 77,958 93,217 75,717
M Dwarf Catalog 79,111 67,855 79,952 109,236 100,505 97,734

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.