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Location: Lombard
(41.8800°N, 88.0078°W)
Time: 07:20:42
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Comet C/2025 R2 SWAN

 Year Month Day Time      

Coarse finder chart
(Field of view: 60°, Max. star mag.: 5)
Fine finder chart
(Field of view: 2°, Max. star mag.: 12)
 
View from 90° above ecliptic plane
View from above comet orbital plane
 
Position
Right ascension1h 57.3m
Declination16° 21'
ConstellationAries
Distance from Earth2.898 AU
Last observed magnitude17.5
Date of last reported observation2026-Jan-23
Altitude-18.3°
Azimuth46° (NE)
Angular separation from Sun69.6°
Ecliptic latitude4.4°
Comet observations courtesy of COBS
Orbit
Distance from Sun2.716 AU
Perihelion0.504 AU
(2025-Sep-12)
Aphelion172.790 AU
Period807 years
Eccentricity0.994182
Inclination to ecliptic4.5°
Speed relative to Sun25.358 km/s

Warning!
Never attempt to observe objects close to the sun without taking the proper precautions. In particular, never point optical instruments near the sun and look through them, or you risk permanent eye damage or blindness.
 

DLR