171P Spahr
Astrometry computed with   Astrometricaand   FoCAs II


COD C23
CATALOG: USNO A2.0 / CMC-14 - BAND: R

                                   10x10  20x20  30x30  40x40  50x50  60x60   SNR   SB   COD
OBJECT        DATE       TIME        +/-    +/-    +/-    +/-    +/-    +/-     N  FWHM  CAT
------------  ---------- --------  -----  -----  -----  -----  -----  -----  ----  ----  ---
171P          03/11/2018 00:53:49  17.82  17.35  17.09  16.87  16.69  16.50   2.5  21.3  C23
171P          03/11/2018 00:53:49*  0.06   0.21   0.27   0.29   0.34   0.34     3   5.1  CMC

171P          15/11/2018 03:27:32  17.09  16.63  16.50  16.40  16.34  16.38   4.6  21.2  C23
171P          15/11/2018 03:27:32*  0.09   0.16   0.14   0.10   0.11   0.16     4   5.5  CMC

171P          30/11/2018 21:44:09  16.81  16.09  15.72  15.43  15.22  15.08   5.1  17.7  C23
171P          30/11/2018 21:44:09*  0.11   0.16   0.28   0.30   0.32   0.31     8   4.7  CMC

171P          11/12/2018 00:48:36  16.62  16.00  15.79  15.64  15.52  15.41   6.1  21.1  C23
171P          11/12/2018 00:48:36*  0.09   0.14   0.18   0.20   0.23   0.26     7   5.1  CMC

171P          24/12/2018 18:56:45  16.76  16.19  15.96  15.75  15.61  15.49   7.3  20.9  C23
171P          24/12/2018 18:56:45*  0.07   0.03   0.12   0.23   0.33   0.46     3   4.3  CMC

171P          02/01/2019 18:05:31  16.97  16.29  15.93  15.69  15.46  15.29   4.7  17.6  C23
171P          02/01/2019 18:05:31*  0.02   0.03   0.04   0.06   0.05   0.02     2   5.3  CMC

171P          20/01/2019 18:48:55  17.14  16.40  16.03  15.76  15.51  15.27   4.0  20.9  C23
171P          20/01/2019 18:48:55*  0.05   0.06   0.02   0.04   0.05   0.08     3   5.3  CMC

171P          03/02/2019 18:43:40  17.87  17.02  16.63  16.36  16.16  15.96   8.1  22.0  C23
171P          03/02/2019 18:43:40*  0.11   0.15   0.09   0.05   0.01   0.02     2   4.7  CMC

171P          23/02/2019 20:13:32  17.93  17.40  17.14  16.86  16.63  16.47   4.6  21.9  C23
171P          23/02/2019 20:13:32*  0.29   0.36   0.39   0.36   0.34   0.37     3   4.4  CMC






 


                                                                     AFRHO         LOG
COMET         UTC                   DELTA    r    BOX "   MAG   RSR    CM    +/-  AFRHO  OBS
------------  -------------------   -----  -----  -----  -----  ---  -----  ----  -----  ---
171P          03/11/2018 00:53:49    1.04   1.89  26.53  17.14    3      5     2  0.712  C23
171P          15/11/2018 03:27:32    0.95   1.85  28.94  16.57    5      7     2  0.848  C23
171P          30/11/2018 21:44:09    0.88   1.82  31.37  15.68    5     13     3  1.118  C23
171P          11/12/2018 00:48:36    0.86   1.80  32.09  15.78    6     11     2  1.047  C23
171P          24/12/2018 18:56:45    0.87   1.78  31.71  15.92    7     10     1  0.995  C23
171P          02/01/2019 18:05:31    0.90   1.78  30.67  15.92    5     11     2  1.022  C23
171P          20/01/2019 18:48:55    1.01   1.77  27.43  16.11    4     11     3  1.042  C23
171P          03/02/2019 18:43:40    1.12   1.78  24.58  16.87    8      7     1  0.835  C23
171P          23/02/2019 20:13:32    1.33   1.81  20.80  17.37    5      6     1  0.797  C23





FoCAs II - 12/04/2011, 50 Aniversario
www.astrosurf.com/cometas-obs