The open cluster NGC 1981
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
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From Ashburn , NGC 1981 is visible in the dawn sky, rising at 02:58 (EDT) – 3 hours and 32 minutes before the Sun – and reaching an altitude of 25° above the south-eastern horizon before fading from view as dawn breaks around 05:21.
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|
Name
NGC 1981
|
Object Type
Open Cluster
|
Other Names
Cr 73
Position
| Constellation: | Orion |
| Magnitude: | 4.20 (V) [3] |
| Right ascension: | 05h35m [2] |
| Declination: | -04°25' [2] |
| Distance: | 400.0 parsec 1304.0 lightyrs [1] |
Derived Quantities
| Absolute mag (V): | -3.81 |
Events
| 15 Dec 2019 | – NGC 1981 is well placed |
| 14 Dec 2020 | – NGC 1981 is well placed |
| 14 Dec 2021 | – NGC 1981 is well placed |
| 15 Dec 2022 | – NGC 1981 is well placed |
| 15 Dec 2023 | – NGC 1981 is well placed |
| 14 Dec 2024 | – NGC 1981 is well placed |
| 14 Dec 2025 | – NGC 1981 is well placed |
| 15 Dec 2026 | – NGC 1981 is well placed |