88P/Howell (Record n° 13945)
Orbital period : 5.48 years
NASA/JPL elements
IAU/MPC elements
On 2015 May 29 08h43 UT by Thierry Noel
(Copyright Thierry Noel)Nuclear magnitude (m2) 14.5 m2 standard deviation 0.1 Aperture radius used for m2 5.5 " Coma diameter 1.9 ' Tail length 0.12 ° Tail position angle
(PA) 250 ° r (dist/Sun) 1.476 AU d (dist/Earth) 1.706 AU Right ascension 00 35 24.00 h m s Declination -00 17 54.6 ° ' " MPC report COD W96
CON ALAIN MAURY [amaury@spaceobs.com]
OBS A. Maury, T. Noel
MEA T. Noel
TEL 0.4-m f/8 Ritchey-Chretien + CCD
ACK MPCReport file updated 2015.05.29 12:41:46
AC2 thierrynoel38@free.fr
NET UCAC-4
0088P C2015 05 29.36342 00 35 24.00 -00 17 54.6 14.4 N W96
0088P C2015 05 29.36945 00 35 24.93 -00 17 49.3 14.5 N W96
0088P C2015 05 29.37624 00 35 25.94 -00 17 42.9 14.5 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 3200 mm Instrument focale/diameter 8 Filter(s) None Camera QHY9 Sensor CCD Sensor temperature -35 °C Binning 4x4 Mount Paramount Exposure details 36x30s Observatory MPC code W96 Location San Pedro de Atacama, Chile Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.38 "/pix Image processing Astrometrica (-dark, /flat, add), Iris (gradient, levels, ddp, crop) Observation submission date 2015 May 29 13h10m26s Observation modification date 2015 May 29 22h48m37s