The comet 128P/Shoemaker-Holt

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From Ashburn , 128P/Shoemaker-Holt is visible in the morning sky, becoming accessible at around 22:37, when it rises 21° above your south-eastern horizon. It will then reach its highest point in the sky at 02:23, 45° above your southern horizon. It will be lost to dawn twilight at around 05:47, 25° above your south-western horizon.

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Name 128P/Shoemaker-Holt
Object Type Comet
Current Position
Magnitude:19.31 (V)[1]
Right Ascension:12h24m [1]
Declination:-05°51' [1]
Distance:3.85 AU
32.02 lightmin [1]
Derived Quantities
Absolute Mag (V):47.96
Orbital Elements[1]
Semi-major axis:4.50 AU
Longitude ascending node:214.29°
Argument of perihelion:210.50°
Epoch of elements:16 February 2019
Mean Anomaly at epoch:79.36°
Derived quantities
Perihelion:3.06 AU
Aphelion:5.94 AU
Orbital period:9.54 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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