The comet 1P/Halley

Image of 1P/Halley
© NASA/W.Liller 1986
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From Ashburn , 1P/Halley is visible in the evening sky, becoming accessible at around 20:27 (EDT) as the dusk sky fades, 51° above your south-eastern horizon. It will then reach its highest point in the sky at 21:22, 53° above your southern horizon. It will continue to be observable until around 01:39, when it sinks to 22° above your western horizon.

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Name 1P/Halley
Object Type Comet
Current Position
Right Ascension:08h17m [1]
Declination:+02°18' [1]
Distance:34.25 AU
284.88 lightmin [1]
Orbital Elements[1]
Semi-major axis:17.86 AU
Longitude ascending node:57.99°
Argument of perihelion:110.92°
Epoch of elements:21 March 2019
Mean Anomaly at epoch:158.27°
Derived quantities
Perihelion:0.60 AU
Aphelion:35.13 AU
Orbital period:75.50 years
Additional sources

The MPC's magnitude estimates are updated rather rarely, and so we prefer to estimate the brightness of comets on the basis of amateur observations. No amateur observations of are available, however, and consequently the magnitude estimates shown here may be unreliable.




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