351 Yrsa (Asteroid)
From South El Monte , 351 Yrsa is visible in the evening sky, becoming accessible around 17:52 (PST), 49° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 19:39, 58° above your southern horizon. It will continue to be observable until around 00:00, when it sinks below 21° above your western horizon.
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Name
351 Yrsa
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Object type
Asteroid
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Current position
| Computed for: | 24 December 2025 |
| Right ascension: | 02h03m [1] |
| Declination: | +02°47' [1] |
| Constellation: | Pisces |
| Magnitude: | 13.81 (V) [1] |
| Distance: | 2.04 AU 16.99 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.76 AU |
| Eccentricity: | 0.156782 |
| Inclination: | 9.21° |
| Longitude ascending node: | 99.18° |
| Argument of perihelion: | 31.70° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 288.26° |
| Absolute mag (H): | 9.17 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.33 AU |
| Aphelion: | 3.20 AU |
| Orbital period: | 4.59 years |