Observation of constellations in real-time from Rennes

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LUNDI 2 MARS 2026 À 08:47:53 UTC+1

Scene Notes

Cepheus constellation

* application of precession, nutation, proper motion and aberration of light.

StarMagnitudeDistanceEquatorial position J2000Current Equatorial Position*Current Horizontal Position at RennesLien
Alpha Cephei2.4449.05 light yearRight ascension :
21ʰ18ᵐ34.772ˢ
Declination : 62°35'34.772″		Right ascension :
21ʰ19ᵐ8.3791824173ˢ
Declination :
62°41′42.8841427679″		Azimuth :
-137.42837335412585°
Altitude :
61.697649447189505° 		View
Beta Cephei3.16690 light yearRight ascension :
21ʰ28ᵐ39.597ˢ
Declination : 70°33'39.597″		Right ascension :
21ʰ28ᵐ54.3000537968ˢ
Declination :
70°40′21.8313932111″		Azimuth :
-152.39390203945814°
Altitude :
58.620930198504084° 		View
Eta Cephei3.4346.53 light yearRight ascension :
20ʰ45ᵐ17.376ˢ
Declination : 61°50'17.376″		Right ascension :
20ʰ45ᵐ47.2715720289ˢ
Declination :
61°55′53.870749698″		Azimuth :
-137.86223237856146°
Altitude :
65.63865049711211° 		View
Gamma Cephei3.2145 light yearRight ascension :
23ʰ39ᵐ20.852ˢ
Declination : 77°37'20.852″		Right ascension :
23ʰ40ᵐ19.1993458278ˢ
Declination :
77°46′37.2603427972″		Azimuth :
-161.5492895413808°
Altitude :
48.845530259305555° 		View
Iota Cephei3.52115.3 light yearRight ascension :
22ʰ49ᵐ40.817ˢ
Declination : 66°12'40.817″		Right ascension :
22ʰ50ᵐ33.015742236ˢ
Declination :
66°20′14.3736111369″		Azimuth :
-143.26728519235942°
Altitude :
51.77820288629543° 		View
Delta Cephei3.48865 light yearRight ascension :
22ʰ29ᵐ10.27ˢ
Declination : 58°24'10.27″		Right ascension :
22ʰ30ᵐ5.8194465195ˢ
Declination :
58°32′53.3439245001″		Azimuth :
-130.06584494279724°
Altitude :
52.94576887607695° 		View
Zeta Cephei3.31840 light yearRight ascension :
22ʰ10ᵐ51.277ˢ
Declination : 58°12'51.277″		Right ascension :
22ʰ11ᵐ42.9674863184ˢ
Declination :
58°19′43.3629380997″		Azimuth :
-128.97413935990596°
Altitude :
55.274209943883186° 		View