- HD 191984
Starbox begin
name=HD 191984 or ADS 13506 B Starbox image
caption = HD 191984 Starbox observe
epoch=J2000
ra=20h 12m 35.1244s
dec= +00° 52′ 01.395″
appmag_v=6.27
constell=Aquila Starbox character
class=A0
r-i =
v-r =
b-v = 0.02
u-b = -0.01
variable= Starbox astrometry
radial_v=-19
prop_mo_ra=2.1
prop_mo_dec=-19.81
parallax=5.41
p_error=1.55
absmag_v=6.29 Starbox detail
mass=3,1
radius=2,1
luminosity=40 | temperature=7,500–10,000
metal=?
rotation=?
age=? Starbox visbin
name=ADS 13506 Bb
period=
axis=2,7
eccentricity=
inclination=206
node=
periastron= Starbox catalog
names=CCDM J20126+0052AB, BD+00° 4444, HIC 99585, PPM 169562, STF 2644AB, CSI+00 4444 3, HIP 99585, UBV 17431, ADS 13506 AB, HR 7717,uvby98 100191984 AB, AG+00° 2474, IDS 20075+0034 AB. Starbox reference
Simbad=HD+191984
ARICNS = Starbox reference
Simbad=ADS+13506HD 191984 or ADS 13506 B is double or multiple star.
"Discordance as to which component has the peculiar spectrum usually attributed to A. However, on the basis of better spectrograms, Abt gives A = A0V, B = A0Vp(Sr,Cr st.,Ca wk.). "
Reference
* [http://webviz.u-strasbg.fr/viz-bin/VizieR-S?HR%207717 HR 7717]
* [http://webviz.u-strasbg.fr/viz-bin/VizieR-S?CCDM%20J20126%2b0052AB CCDM 20126+0052]
* [http://www.alcyone.de/cgi-bin/search.pl?object=HR7717 HR 7717]
* [http://aladin.u-strasbg.fr/AladinPreview?-c=BD%2B00++4444A&ident=BD%2B00++4444A&submit=Aladin+previewer Image HD 191984]Components
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