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C/2021 G2 (ATLAS)


NASA/JPL elements
IAU/MPC elements


On 2025 Jul 15 20h44 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)10.3
Aperture radius used for m10.5 '
Nuclear magnitude (m2)15.5
m2 standard deviation0.2
Aperture radius used for m25.8 "
r (dist/Sun) 5.513 AU
d (dist/Earth) 5.070 AU
Right ascension15 04 53.22 h m s
Declination-01 00 41.4 ° ' "
MPC report
COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CCD
NUM 3
ACK MPCReport file updated 2025.07.16 08:43:20
NET APASS
AC2 fkugel@free.fr
    CK21G020 KC2025 07 15.86394 15 04 53.22 -01 00 41.4          15.6 R      A77
    CK21G020 KC2025 07 15.87083 15 04 53.25 -01 00 40.6          15.3 R      A77
    CK21G020 KC2025 07 15.87731 15 04 53.27 -01 00 39.8          10.3 T      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik460ex
SensorCCD
Binning1x1
Exposure details25x60s
Observatory MPC codeA77
Reference stars catalogAPASS
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2025 Jul 16 08h44m20s
Observation modification date2025 Jul 16 09h56m06s

(Record n° 29805)

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