M31, Andromedagalaksen
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2021-04-10
M31
https://sites.google.com/site/etbible/home/objects/m31
http://simbad.u-strasbg.fr/simbad/sim-id?Ident=m31&submit=submit+id
Eq J2000.0
RA 00 42 44.330
longitude (0+42/60+44,33/3600)*360/24= 10,6847083333333
Dec +41 16 07.50
latitude (41 + 16/60 + 7,5/3600) = 41,26875
=>
https://ned.ipac.caltech.edu/forms/calculator.html
Input: Equatorial J2000.0
RA or Longitude DEC or Latitude PA(East of North)
10.68470833 41.26875000 0.000000
00h42m44.33000s +41d16m07.5000s
Output: Galactic
121.17432441 -21.57324846 2.081291
=>
NASA-DATA:
Gal 360
121,17432441 -21,57324846
Gal 600
201,95720735 -35,9554141
Eq J2000.0
10,6847083333333 41,26875
END 2021-04-10
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See also ...
https://da.wikipedia.org/wiki/Andromedagalaksen
... en afstand på 2,3 mio. lysår
https://en.wikipedia.org/wiki/Andromeda_Galaxy
Right ascension 00h 42m 44.3s
Declination +41° 16′ 9″
Distance 2.54 ± 0.11 Mly (778 ± 33 kpc)
http://simbad.u-strasbg.fr/simbad/sim-id?Ident=M31&submit=submit+id
ICRS (J2000)
00 42 44.330 +41 16 07.50
Galactic (360°)
121,174322 -21,573311
Galactic (600°)
201,957203 -35,955518
201,957203 564,044482
See also ...
http://ned.ipac.caltech.edu/byname?objname=m31
_____________________
M31
http://simbad.u-strasbg.fr/simbad/sim-id?Ident=M31&submit=submit+id
Gal, 360:
121.174329 -21.573309
Eq J2000.0
Input: Galactic
RA or Longitude DEC or Latitude PA(East of North)
121.17432900 -21.57330900 0.000000
Output: Equatorial J2000.0
10.68471694 41.26868966 357.918716
00h42m44.33206s +41d16m07.2828s
10,68471694 41,26868966