4P/Faye (Record n° 24193)
Orbital period : 7.48 years
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 14 02h39 UT by Nicolas Biver
(Copyright Nicolas Biver)Coma Total magnitude (m1) 11.6 Aperture radius used for m1 1.5 ' Nuclear magnitude (m2) 13.9 Aperture radius used for m2 6 " Coma diameter 2.5 ' Coma condensation degree
(DC) 4 Tail length 0.17 ° Tail position angle
(PA) 270 ° r (dist/Sun) 1.658 AU d (dist/Earth) 1.104 AU Right ascension 06 25 58.0 h m s Declination +14 21 57 ° ' " Instrumental configuration Config1 Instrument Dobson 407mm F/D 4.3 Instrument type Newton Instrument aperture (0=naked eye) 407 mm Instrument focale length 1750 mm Instrument focale/diameter 4.29 Filter(s) None Camera SONY alpha7S Sensor DC Sensor size 36*24 mm2 Sensor pixels number 4240*2832 Sensor temperature 4 °C Binning 2x2 Mount dobson sur table equatoriale JMI Motorization Yes Autoguide No Exposure total time 91.5 s Exposure details 22*2.0+19*2.5s Sky transparency (naked eye max mag) 5.5 Seeing 3 Moon phase 90 ° Moon elongation 180 ° Air mass 1.4 Location Boulonville Reference stars catalog APASS Used softwares IRIS Resulting picture sampling (scale) 2 "/pix Image processing binning, flat, alignement, somme, retrait gradient Observation submission date 2021 Oct 17 11h09m09s Observation modification date 2021 Oct 17 11h18m59s