The asteroid 7 Iris
Finder chart
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From Seattle , 7 Iris is visible in the dawn sky, rising at 01:15 (PDT) and reaching an altitude of 26° above the eastern horizon before fading from view as dawn breaks around 04:14.
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|
Name
7 Iris
|
Object Type
Asteroid
|
Current Position
| Constellation: | Taurus |
| Magnitude: | 9.86 (V) [1] |
| Absolute mag (H): | 5.58 [1] |
| Slope parameter (G): | 0.15 [1] |
| Right ascension: | 04h45m [1] |
| Declination: | +24°48' [1] |
| Distance: | 2.24 AU 18.67 lightmin [1] |
Orbital Elements [1]
| Semi-major axis: | 2.39 AU |
| Eccentricity: | 0.229485 |
| Inclination: | 5.52° |
| Longitude ascending node: | 259.53° |
| Argument of perihelion: | 145.29° |
| Epoch of elements: | 27 March 2021 |
| Mean Anomaly at epoch: | 327.48° |
Derived quantities
| Perihelion: | 1.84 AU |
| Aphelion: | 2.93 AU |
| Orbital period: | 3.69 years |
Visibility from Seattle
All times shown in Seattle local time.
Events
| 13 Jan 2022 | – Asteroid 7 Iris at opposition |
| 01 May 2023 | – Asteroid 7 Iris at opposition |
| 07 Aug 2024 | – Asteroid 7 Iris at opposition |
| 27 Feb 2026 | – Asteroid 7 Iris at opposition |
| 25 May 2027 | – Asteroid 7 Iris at opposition |
| 14 Oct 2028 | – Asteroid 7 Iris at opposition |
| 31 Mar 2030 | – Asteroid 7 Iris at opposition |
| 23 Jun 2031 | – Asteroid 7 Iris at opposition |
Printable finder charts
