C/2017 E4 (Lovejoy) (Record n° 17393)
Orbital period : 17872.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Apr 03 03h24 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 8.7 Aperture radius used for m1 0.81 ' Nuclear magnitude (m2) 11.1 m2 standard deviation 0.1 Aperture radius used for m2 8.1 " Coma diameter 7.20 ' Tail length 0.6 ° r (dist/Sun) 0.689 AU d (dist/Earth) 0.619 AU Right ascension 22 00 25.98 h m s Declination +15 26 02.8 ° ' " 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 2017.04.03
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK17E040 C2017 04 03.14153 22 00 25.98 +15 26 02.8 11.2 N C10
CK17E040 C2017 04 03.14755 22 00 29.80 +15 26 57.0 11.2 N C10
CK17E040 C2017 04 03.15380 22 00 33.75 +15 27 53.4 11.1 N C10
CK17E040 C2017 04 03.16223 22 00 39.07 +15 29 10.2 11.1 N C10
CK17E040 C2017 04 03.16848 22 00 43.00 +15 30 06.7 11.1 N C10
CK17E040 C2017 04 03.17784 22 00 48.97 +15 31 31.5 11.0 N C10
CK17E040 C2017 04 03.18409 22 00 52.87 +15 32 28.5 11.0 N C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera ST8-XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 59 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 Image processing DDP and LOG Observation submission date 2017 Apr 03 06h47m57s Observation modification date 2017 Apr 03 11h59m57s