Large Sky Area Multi-Object Fiber Spectroscopic Telescope
DATA RELEASE 6 v2
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| 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 | 418 |
| TOTAL SPECTRA | 958,191 | 1,686,673 | 1,636,537 | 1,639,996 | 1,702,330 | 1,402,996 | 884,614 |
| STAR | 874,456 | 1,591,136 | 1,541,618 | 1,549,124 | 1,589,188 | 1,274,437 | 811,098 |
| STAR (SNg or i > 10) | 682,038 | 1,392,302 | 1,425,674 | 1,439,225 | 1,478,998 | 1,151,716 | 749,531 |
| GALAXY | 8,762 | 13,247 | 31,060 | 27,047 | 40,382 | 36,592 | 20,180 |
| QSO | 1,530 | 6,261 | 6,460 | 9,825 | 15,050 | 15,259 | 7,783 |
| UNKNOWN | 73,443 | 76,029 | 57,399 | 54,000 | 57,710 | 76,708 | 45,553 |
| AFGK STAR CATALOG | 401,410 | 910,731 | 1,094,879 | 1,046,891 | 1,059,008 | 762,731 | 497,902 |
| M STAR CATALOG | 87,847 | 68,087 | 82,453 | 105,788 | 108,186 | 105,594 | 77,330 |
| A STAR CATALOG | 65,668 | 80,285 | 77,647 | 88,136 | 103,281 | 90,707 | 52,412 |
| Medium-resolution non time-domain data | Medium-resolution time-domain data | Total | |
| Total spectra | 506,387 | 860,302 | 1,366,689 |
| Spectra (S/N>10) | 350,954 | 485,894 | 836,848 |
| Star parameter | 276,781 | 85,348 | 362,129 |
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.
