19P/Borrelly (Record n° 23986)
Orbital period : 6.85 years
NASA/JPL elements
IAU/MPC elements
On 2021 Sep 20 02h44 UT by Jean-Louis Virlichie
(Copyright Jean-Louis Virlichie)Nuclear magnitude (m2) 15.5 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 1.994 AU d (dist/Earth) 1.266 AU Right ascension 23 45 39.71 h m s Declination -58 43 24.9 ° ' " 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 2021.09.20 13:54:18
AC2 jl.virlichie@gmail.com
NET Gaia DR2
0019P C2021 09 20.11410 23 45 39.71 -58 43 24.9 15.5 G X03
0019P KC2021 09 20.11705 23 45 39.42 -58 43 25.6 15.5 G X03
0019P C2021 09 20.11914 23 45 39.21 -58 43 26.2 15.4 G X03
0019P C2021 09 20.12500 23 45 38.67 -58 43 27.6 15.4 G 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 No Autoguide Yes Exposure details 8x60s Observatory MPC code X03 Location Poroto Chili Reference stars catalog Gaia DR2
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2021 Sep 20 19h00m00s Observation modification date 2021 Sep 20 19h04m50s