Category
page 1Astronomical objects discovered in 1943

1563 Noël
asteroid
Q142961
asteroid
Q148713
asteroid
Q145256
asteroid
Q140827
asteroid
2204 Lyyli
asteroid
Q150204
asteroid
Q150488
asteroid
Q149294
asteroid
2384 Schulhof
asteroid
Q155003
asteroid
Q156762
minor planet
(5611) 1943 DL
main-belt minor planet

39P/Oterma
39P/Oterma is a currently inactive periodic comet with an orbital period of nearly 20 years that stays outside the orbit of Jupiter. The nucleus has a diameter around 4–5 km. It was last observed in August 2021 and came to perihelion in July 2023 while 1.2 AU from Jupiter. It made a moderately close approach to Jupiter in January 2025 and will next come to perihelion in July 2042 at distance of 5.9 AU from the Sun. Opposition has occurred on 11 November 2023.