101309 1998 SZ135 (Asteroid)
From South El Monte , 101309 1998 SZ135 is visible in the dawn sky, rising at 03:43 (PDT) – 3 hours and 16 minutes before the Sun – and reaching an altitude of 27° above the eastern horizon before fading from view as dawn breaks at around 05:59.
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Name
101309 1998 SZ135
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Object type
Asteroid
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Current position
| Computed for: | 20 October 2025 |
| Right ascension: | 11h09m [1] |
| Declination: | +06°39' [1] |
| Constellation: | Leo |
| Magnitude: | 21.94 (V) [1] |
| Distance: | 3.31 AU 27.55 lightmin [1] |
| Angular motion (speed): | 9.51 arcmin/day[1] |
| Angular motion (pos ang): | 290.2° |
Orbital elements [1]
| Semi-major axis: | 2.39 AU |
| Eccentricity: | 0.194192 |
| Inclination: | 3.09° |
| Longitude ascending node: | 123.37° |
| Argument of perihelion: | 256.37° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 41.99° |
| Absolute mag (H): | 16.42 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 1.93 AU |
| Aphelion: | 2.85 AU |
| Orbital period: | 3.69 years |