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Comet C/1995 O1 Hale-Bopp


Named after Alan Hale and Thomas Bopp (both United States), who discovered the comet on 1995-07-23.

This file is not available for download, but provided by the Alcyone Ephemeris Small Body Data File DVD.

Alternate designationThe Great Comet of 1997

Osculating Orbital Elements
Epoch2450460,5
Semi major axis186,0304 AU
Period [Julian yrs]2537,372 Julian years
Inclination89,430 °
Eccentricity0,9951
Lon. of ascending node282,471 °
Argument of perihelion130,589 °
Passage of perihelion1997-Apr-01.137090
Aphelion distance371,1467 AU
Mean anomaly359,969 °

Physical Data
Total magnitude (M1)-1
Total magnitude slope (k1)8,5

Discovery Circumstances
DiscovererAlan Hale and Thomas Bopp
Discovered1995-07-23

Data File
Data File NameC_1995_O1_Hale_Bopp.aed
Data File Date2006-07-19
Data File Size312 kB
Covered Period1995,00 - 2000,00