117P/Helin-Roman-Alu (Record n° 23340)
Orbital period : 8.38 years
NASA/JPL elements
IAU/MPC elements
On 2021 May 05 19h52 UT by Yoann Degot Longhi
(Copyright Yoann Degot Longhi)Nuclear magnitude (m2) 16.3 m2 standard deviation 0.0 Aperture radius used for m2 6.25 " r (dist/Sun) 3.633 AU d (dist/Earth) 2.720 AU Right ascension 13 08 16.51 h m s Declination +00 01 44.7 ° ' " MPC report COD G20
OBS Y.Degot Longhi
MEA Y.Degot Longhi
TEL 0.2-m f/3.8 Reflector + CCD
ACK MPCReport file updated 2021.05.06 12:16:44
AC2 dynt@free.fr
NET UCAC-4
0117P KC2021 05 05.82790 13 08 16.51 +00 01 44.7 16.3 V G20
0117P KC2021 05 05.84545 13 08 15.95 +00 01 45.3 16.3 V G20
0117P KC2021 05 05.87864 13 08 14.86 +00 01 46.9 16.3 V G20
Instrument Newton 200 F3.8 Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 760 mm Instrument focale/diameter 3.8 Filter(s) None Camera QHY 294M Pro Sensor CCD Mount Vixen SPDX Exposure details 116x30s Observatory MPC code G20 Location 83 BRIGNOLES Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.25 "/pix Observation submission date 2021 May 06 12h21m33s Observation modification date 2021 May 06 12h22m29s