C/2021 S3 (PANSTARRS) (Record n° 28928)
Orbital period : 10376.00 years
NASA/JPL elements
IAU/MPC elements
On 2024 Aug 30 23h59 UT by Eric Tessier
(Copyright Eric Tessier)Coma Total magnitude (m1) 13.6 Aperture radius used for m1 0.75 ' Nuclear magnitude (m2) 15.36 Aperture radius used for m2 6.2 " Coma diameter 0.75 ' Afrho 450 cm r (dist/Sun) 2.968 AU d (dist/Earth) 2.553 AU Right ascension 19 19 55.85 h m s Declination +54 39 43.2 ° ' " Instrument télescope de 1m20 Instrument type Newton Instrument aperture (0=naked eye) 1200 mm Instrument focale length 7232 mm Instrument focale/diameter 6.02 Filter(s) R (RGB) Sensor CCD Binning 2x2 Motorization Yes Autoguide Yes Exposure total time 600 s Exposure details 20x30s Observatory MPC code 511 Resulting picture sampling (scale) 0.77 "/pix Image processing IRIS Remarks or comments Observation OHP commission comete Observation submission date 2024 Oct 06 17h47m34s Observation modification date 2024 Oct 06 18h03m29s