Large Sky Area Multi-Object Fiber Spectroscopic Telescope
DATA RELEASE 6 v1
 
 
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Low Resolution Statistics

Pilot survey First year survey Second year survey Third year survey Forth year survey Fifth year survey Sixth year survey
2011.10.24-2012.06.17 2012.09.28-2013.06.03 2013.09.10-2014.06.03 2014.09.10-2015.05.30 2015.09.12-2016.06.02 2016.09.09-2017.06.16 2017.09.19-2018.05.18
OBSERVED PLATES 404 812 732 738 776 693 422
TOTAL SPECTRA 958,679 1,684,724 1,636,474 1,644,300 1,702,528 1,402,454 889,947
STAR 832,886 1,538,644 1,510,053 1,520,759 1,552,325 1,230,129 781,620
STAR (SNg or i > 10) 679947 1,388,721 1,422,521 1,437,242 1,472,828 1,141,738 739,463
GALAXY 8,197 12,752 30,388 26,364 39,433 35,729 20,003
QSO 1,386 6,066 6,304 8,979 14,462 15,258 7,718
UNKNOWN 116,210 127,262 89,729 88,198 96,308 121,338 80,606
AFGK STAR CATALOG 404,396 911,134 1,097,748 1,055,794 1,071,279 808,420 494,336
M DWARF CATALOG 79,111 67,864 79,952 109,236 100,505 97,734 72,740
A STAR CATALOG 53,676 69,026 70,385 77,958 93,217 75,717 44,021

Medium Resolution Statistics

Medium-resolution non time-domain data Medium-resolution time-domain data Total
Total spectra 503,007 841,282 1,344,289
Spectra (S/N>10) 349,105 474,836 823,941
Star parameter 224,876 307,310 532,186

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.