C/2017 E4 (Lovejoy) (Record n° 17455)
Orbital period : 17872.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Apr 09 03h02 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 9.4 Aperture radius used for m1 0.8 ' r (dist/Sun) 0.602 AU d (dist/Earth) 0.705 AU Right ascension 23 04 40.99 h m s Declination +28 02 29.4 ° ' " MPC report COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK MPCReport file updated 2017.04.09
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK17E040 C2017 04 09.12627 23 04 40.99 +28 02 29.4 9.4 T C10
CK17E040 C2017 04 09.13457 23 04 46.33 +28 03 18.0 9.4 T C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) Rc (UBVRI) Camera ST8-XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 3 x 10s Observatory MPC code C10 Location Seine et Marne (77) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.62 "/pix Observation submission date 2017 Apr 09 05h50m40s Observation modification date 2017 Apr 09 07h23m29s