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Astrometric data for minor planet center

COD B96

CON E. Bryssinck, BRIXIIS Observatory, 9150 Kruibeke , Belgium

OBS E. Bryssinck

MEA E. Bryssinck

TEL 0.4-m f/3.8 reflector + CCD

ACK MPCReport file updated 2022.07.04 14:05:23

NET Gaia DR2

    CK17K020  C2022 07 03.90639 17 19 57.46 +00 51 00.5          12.1 R      B96

    CK17K020  C2022 07 03.91027 17 19 56.94 +00 50 55.6          12.8 G      B96

    CK17K020  C2022 07 03.91875 17 19 55.87 +00 50 44.1          12.9 G      B96

    CK17K020  C2022 07 03.92817 17 19 54.67 +00 50 31.4          12.9 G      B96

----- end -----

Comet C/2017 K2 (PANSTARRS) -  3 july 2022

Photometric data obtained from FOCAS-II software

COD B96

CON BRIXIIS Observatory - Eyckensbeekstraat 2, B-9150 Kruibeke, Belgium

CATALOG: USNO A2.0 / CMC 14-15 - BAND: R

                                   10x10  20x20  30x30  40x40  50x50  60x60   SNR   SB   COD

COMET         UTC                    +/-    +/-    +/-    +/-    +/-    +/-     N  FWHM  CAT

------------  -------------------  -----  -----  -----  -----  -----  -----  ----  ----  ---

C/2017 K2     03/07/2022 22:09:47  12.33  11.50  11.03  10.70  10.44  10.23  42.3  18.0  B96

C/2017 K2     03/07/2022 22:09:47*  0.00   0.01   0.02   0.01   0.01   0.01     2   4.0  Gai

                                                                     AFRHO         LOG

COMET         UTC                   DELTA    r    BOX "   MAG   RSR    CM    +/-  AFRHO  OBS

------------  -------------------   -----  -----  -----  -----  ---  -----  ----  -----  ---

C/2017 K2     03/07/2022 22:09:47    1.83   2.74  15.08  11.84   42   4434   105  3.647  B96

Data obtained from KOPR software (by Jakub Černý)

ICQ Code:

   2017K2  2022 07 03.91  k  9.0 AR 40.0L 3a240   4.6               ICQ XX BRY04I     C 4.60mST0 K6F KPR 5 U1*0.01       1.2s 1.2 ;Comet Alt.:39.3 Calculated mags:9.0,9.0,9.0,9.0,9.0,9.0,9.0,9.0,9.0,9.0

CometObs format:

C/2017 K2 (PANSTARRS):

2022  Jul.  03.91  UT: m1= 9.0 CCD-R, Dia.=4.6', 40.0-cm Newtonian reflector .

[Comet Alt.:39.3 Calculated mags:9.0,9.0,9.0,9.0,9.0,9.0,9.0,9.0,9.0,9.0

] (Erik Bryssinck, BRIXIIS)

Afrho output:

|OBJECT       |    JULIAN DATE| R (AU)| D (AU)|PH. ANG|BAND| RADIUS KM|    AFRHO|  ERROR|

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,      4946,    835.0,    5.7

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,      8243,   1413.3,    9.7

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     11541,   1998.2,   13.7

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     14838,   2449.7,   16.8

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     18136,   2831.7,   19.4

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     21433,   3175.9,   21.7

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     24731,   3472.9,   23.8

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     28028,   3731.2,   25.5

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     31326,   3979.3,   27.2

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     34623,   4207.3,   28.8

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     37921,   4420.4,   30.2

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     41218,   4630.3,   31.7

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     44516,   4818.8,   33.0

     C/2017 K2,  2459764.38958,  2.746,  1.833,  11.44,   R,     47813,   4976.8,   34.0

Af(rho) data according CARA approach

Af(rho) plot (vs. core distance in km) obtained from photometric R filtered CCD-images

Afρ data available by request to the cara-coordinator