Home

C/2025 R2 (SWAN)

Orbital period : 781.30 years

NASA/JPL elements
IAU/MPC elements


On 2025 Dec 11 18h01 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)11.2
Aperture radius used for m10.8 '
Nuclear magnitude (m2)16.1
m2 standard deviation0.0
Aperture radius used for m25.95 "
Coma diameter3 '
Afrho87 cm
Afrho error20 cm
r (dist/Sun) 1.817 AU
d (dist/Earth) 1.216 AU
Right ascension00 27 56.08 h m s
Declination+09 34 45.4 ° ' "
MPC report
COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CMO
NUM 28
ACK MPCReport file updated 2025.12.12 12:17:58
NET APASS
AC2 fkugel@free.fr
    CK25R020 KB2025 12 11.75072 00 27 56.08 +09 34 45.4          16.1 R      A77
    CK25R020 KB2025 12 11.75581 00 27 56.61 +09 34 47.8          16.1 R      A77
    CK25R020 KB2025 12 11.76091 00 27 57.13 +09 34 50.2          11.2 T      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraIMX492
SensorCMOS
Sensor temperature-20 °C
Binning2x2
Exposure details39x30s
Observatory MPC codeA77
Reference stars catalogAPASS
Image resize factor0.5
Resulting picture sampling (scale)0.85 "/pix
Observation submission date2025 Dec 12 12h21m52s
Observation modification date2025 Dec 12 12h30m37s

(Record n° 30602)

Home