42972 1999 TA181 (Asteroid)
From South El Monte , 42972 1999 TA181 is visible in the dawn sky, rising at 03:17 (PDT) – 3 hours and 31 minutes before the Sun – and reaching an altitude of 30° above the eastern horizon before fading from view as dawn breaks at around 05:48.
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Name
42972 1999 TA181
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Object type
Asteroid
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Current position
| Computed for: | 06 October 2025 |
| Right ascension: | 09h35m [1] |
| Declination: | +01°54' [1] |
| Constellation: | Hydra |
| Magnitude: | 20.57 (V) [1] |
| Distance: | 3.48 AU 28.95 lightmin [1] |
| Angular motion (speed): | 8.89 arcmin/day[1] |
| Angular motion (pos ang): | 286.2° |
Orbital elements [1]
| Semi-major axis: | 2.59 AU |
| Eccentricity: | 0.134178 |
| Inclination: | 14.06° |
| Longitude ascending node: | 220.72° |
| Argument of perihelion: | 106.58° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 98.13° |
| Absolute mag (H): | 14.71 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.24 AU |
| Aphelion: | 2.93 AU |
| Orbital period: | 4.16 years |