19P/Borrelly (Record n° 24253)
Orbital period : 6.85 years
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 25 05h25 UT by Jean-Louis Virlichie
(Copyright Jean-Louis Virlichie)Coma Total magnitude (m1) 13.6 Aperture radius used for m1 0.5 ' Nuclear magnitude (m2) 14.9 m2 standard deviation 0.3 Aperture radius used for m2 5.6 " Afrho 150 cm Afrho error 4 cm r (dist/Sun) 1.738 AU d (dist/Earth) 1.200 AU Right ascension 23 05 04.34 h m s Declination -54 15 32.7 ° ' " MPC report COD X03
CON Jean-Louis Virlichie [jl.virlichie@gmail.com]
OBS J. L. Virlichie, P. Traverse
MEA J. L. Virlichie
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2021.10.25 19:16:22
AC2 jl.virlichie@gmail.com
NET Gaia DR2
0019P C2021 10 25.22576 23 05 04.34 -54 15 32.7 14.9 G X03
0019P C2021 10 25.22931 23 05 04.26 -54 15 28.8 14.9 G X03
0019P C2021 10 25.23406 23 05 04.15 -54 15 23.4 14.8 G X03
0019P C2021 10 25.23882 23 05 04.04 -54 15 17.9 15.2 G X03
0019P KC2021 10 25.24297 23 05 04.00 -54 15 12.7 15.5 G X03
0019P C2021 10 25.24355 23 05 03.92 -54 15 12.9 14.7 G X03
0019P C2021 10 25.24831 23 05 03.84 -54 15 07.5 14.8 G X03
0019P C2021 10 25.25426 23 05 03.69 -54 15 00.9 14.6 G X03
0019P C2021 10 25.25900 23 05 03.60 -54 14 55.5 14.7 G X03
0019P C2021 10 25.26374 23 05 03.48 -54 14 50.0 13.6 T X03
Instrumental configuration Config1 Instrument ONTC 355 Instrument type Newton Instrument aperture (0=naked eye) 350 mm Instrument focale length 1645 mm Instrument focale/diameter 4.7 Filter(s) L Camera Moravian G3 KAF 16200 Sensor CCD Sensor size 27x21.6 mm2 Sensor pixels number 4500x3600 Sensor temperature -20 °C Binning 2x2 Mount SW EQ8 Motorization Yes Autoguide Yes Exposure details 30x2mn Observatory MPC code X03 Location Poroto Chili Reference stars catalog Gaia DR2
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Remarks or comments m1 et Afrho mesuré avec FoCAs Observation submission date 2021 Oct 25 19h26m51s Observation modification date 2021 Oct 25 19h37m00s