88P/Howell (Record n° 1852)
Orbital period : 5.48 years
NASA/JPL elements
IAU/MPC elements
On 2011 Jan 29 19h10 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 19.1 m2 standard deviation 0.2 Aperture radius used for m2 6 " Coma diameter 0.27 ' r (dist/Sun) 3.833 AU d (dist/Earth) 3.345 AU Right ascension 03 54 52.03 h m s Declination +21 56 03.5 ° ' " MPC report COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS JF. Soulier
MEA JF. Soulier
TEL 0.255-m f/3.6 Newtonian reflector + CCD
ACK MPCReport file updated 2011.01.29 and 30
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0088P KC2011 01 29.79880 03 54 52.03 +21 56 03.5 19.1 N C10
0088P KC2011 01 29.83150 03 54 52.11 +21 56 04.3 19.4 N C10
Instrument type Newton Instrument aperture (0=naked eye) 254 mm Instrument focale length 900 mm Instrument focale/diameter 3.54 Camera ST7-XMEd Sensor CCD Sensor size 6.9 x 4.6 mm2 Sensor pixels number 765 x 510 Sensor temperature -25 °C Binning 1x1 Mount PERL-VIXEN Autoguide Yes Exposure total time 5040 s Exposure details 42 X 120s Seeing 3 Moon elongation 161 ° Air mass 1.12 Observatory MPC code C10 Location 77 Reference stars catalog USNOB1.0 Used softwares ASTROMETRICA Resulting picture sampling (scale) 2.06 "/pix Image processing PRISMV7 APE Observation submission date 2011 Jan 31 21h20m07s Observation modification date 2011 Jan 31 22h28m33s