29P/Schwassmann-Wachmann (Record n° 24659)
Orbital period : 14.85 years
NASA/JPL elements
IAU/MPC elements
On 2021 Dec 21 18h05 UT by Yoann Degot Longhi
(Copyright Yoann Degot Longhi)Nuclear magnitude (m2) 17 m2 standard deviation 0.1 Aperture radius used for m2 5.74 " r (dist/Sun) 5.941 AU d (dist/Earth) 5.014 AU Right ascension 04 26 21.54 h m s Declination +31 23 00.7 ° ' " MPC report COD G20
OBS Y.Degot Longhi
MEA Y.Degot Longhi
TEL 0.30-m f/3.8 Reflector + CCD
ACK MPCReport file updated 2021.12.21 22:15:24
AC2 dynt@free.fr
NET UCAC-4
0029P C2021 12 21.75356 04 26 21.54 +31 23 00.7 17.1 V G20
0029P C2021 12 21.76435 04 26 21.22 +31 22 59.2 17.0 V G20
0029P C2021 12 21.77591 04 26 20.87 +31 22 57.9 16.9 V G20
Instrument Newton 300 F3.8 Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera QHY 294M Pro Sensor CCD Mount Big Mount MCMT TDM Exposure details 28x60s Observatory MPC code G20 Location 83 BRIGNOLES Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.82 "/pix URL for more information or pictures http://www.astrosurf.com/blogs/entry/510-21-dec-21-132p-29p/ Remarks or comments SQM 19.0
Bad transparency Observation submission date 2021 Dec 21 22h34m27s Observation modification date 2021 Dec 21 22h43m34s