123P/West-Hartley (Record n° 20410)
Orbital period : 7.63 years
NASA/JPL elements
IAU/MPC elements
On 2019 Jan 16 05h00 UT by Joel NicolasComa Total magnitude (m1) 13.8 Nuclear magnitude (m2) 14.4 m2 standard deviation 0.0 Aperture radius used for m2 7.0 " Coma diameter 0.7 ' Afrho 324 cm Afrho error 3 cm r (dist/Sun) 2.133 AU d (dist/Earth) 1.379 AU Right ascension 11 36 57.84 h m s Declination +28 53 20.8 ° ' " MPC report COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2019.01.16 16:03:42
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0123P C2019 01 16.20855 11 36 57.84 +28 53 20.8 14.4 R A77
0123P C2019 01 16.21392 11 36 57.98 +28 53 22.3 14.4 R A77
0123P C2019 01 16.22050 11 36 58.20 +28 53 24.4 14.4 R A77
0123P C2019 01 16.22461 11 36 58.33 +28 53 25.4 14.5 R A77
Instrumental configuration Config1 Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1353 mm Instrument focale/diameter 3.3 Filter(s) R Bessel Camera ST8XME Sensor CCD Sensor temperature -23 °C Binning 1x1 Observatory MPC code A77 Location 04 Dauban Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Observation submission date 2019 Jan 16 16h09m02s Observation modification date 2019 Jan 16 18h05m51s