|hemis|  date|scan|tile_id|         ra|        dec|
| char|  char| int|    int|     double|     double|
|     |      |    |       |        deg|        deg|
s      990808   63  202340  281.847596    3.074019
s      990808   70  202341  281.967117    3.072025
s      990808   71  202342  282.086262    3.072755
s      990808   72  202343  282.206462    3.072578
s      990808   73  202344  282.325494    3.073695
s      990808   74  202345  282.446027    3.073470
s      990808   75  202346  282.565053    3.074361
s      990808   76  202347  282.685496    3.074125
s      990808   77  202348  282.803959    3.075064
s      990810   28  202349  282.924650    3.073200
s      990810   35  202350  283.044929    3.072621
s      990810   36  202351  283.164477    3.073289
s      990810   37  202352  283.284221    3.072913
s      990810   38  202353  283.403882    3.073655
s      990810   39  202354  283.523748    3.073466
s      990810   40  202355  283.643565    3.074241
s      990810   41  202356  283.763672    3.073661
s      990810   42  202357  283.883402    3.073968
s      990810   49  202358  284.003112    3.073166
s      990810   50  202359  284.122094    3.073920
s      990810   51  202360  284.241955    3.073610
s      990810   52  202361  284.361317    3.074205
s      990810   53  202362  284.481382    3.073803
s      990805   12  205306  282.059606    9.073733
s      990805   13  205307  282.181475    9.073082
s      990805   14  205308  282.303216    9.074036
s      990809   26  205309  282.423895    9.073945
s      990723   84  205310  282.543486    9.075213
s      990801   56  205311  282.667394    9.070879
s      990801   57  205312  282.789072    9.072328
s      990801   58  205313  282.911080    9.071545
s      990801   59  205314  283.032629    9.072619
s      990801   60  205315  283.154681    9.071585
s      990801   61  205316  283.276009    9.072914
s      990801   62  205317  283.397929    9.072019
s      990801   63  205318  283.519224    9.073250
s      990801   70  205319  283.640709    9.071409
s      990801   71  205320  283.761764    9.072686
s      990801   72  205321  283.883790    9.072191
s      990801   73  205322  284.004678    9.073459
s      990801   74  205323  284.127098    9.072388
s      990801   75  205324  284.248054    9.073233
s      990801   76  205325  284.370501    9.072093
s      990801   77  205326  284.491396    9.073234
s      990803   56  205327  284.614562    9.071253
s      990803   57  205328  284.736356    9.072528