The comet 39P/Oterma
From Ashburn , 39P/Oterma is visible in the dawn sky, rising at 02:37 (EDT) – 3 hours and 47 minutes before the Sun – and reaching an altitude of 23° above the south-eastern horizon before fading from view as dawn breaks at around 05:15.
Object Type Comet
|Right Ascension:||20h25m |
60.31 lightmin 
|Semi-major axis:||7.42 AU|
|Longitude ascending node:||299.25°|
|Argument of perihelion:||94.59°|
|Epoch of elements:||09 April 2019|
|Mean Anomaly at epoch:||287.26°|
|Orbital period:||20.20 years|
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.