Psi² Aquarii

Starbox begin
name=ψ² Aquarii Starbox observe
epoch=J2000
ra=23^h 17^m 54.2152^s
dec= -09° 10′ 57.048″
appmag_v=4.4
constell=Aquarius Starbox character
class=B5V
b-v=-0.15
u-b=-0.56
variable=Eruptive variable Starbox astrometry
radial_v=-6
prop_mo_ra=19.63
prop_mo_dec= -9.64
parallax=10.13
p_error=1.04
absmag_v=4.24 Starbox detail
mass=18
radius=7
luminosity=20,000 | temperature=10,000–30,000
metal=?
rotation=0,00292645 Year
age=? Starbox catalog
names=93 Aquarii, HD 219688, 2MASS J23175420-0910572, UBV M 26938, HERZ 3076, PHL 2200, UBV 19937, HIC 115033, PPM 207387, uvby98 100219688, BD-09° 6160, HIP 115033, ROT 3387, YZ 99 8274, GC 32429, HR 8858, SAO 146620, YZ 0 4845, GCRV 14607, IRAS 23153-0927, JP11 3613, TD1 29752. Starbox reference
Simbad=HD+219688

Psi-2 Aquarii is a blue-white B-type main sequence dwarf star with a mean apparent magnitude of +4.41. It is approximately 322 light years from Earth. It is a variable Be star and its brightness varies by 0.06 magnitudes in the blue end of the visible spectrum.

References

* [http://aladin.u-strasbg.fr/AladinPreview?-c=23+17+54.2152-09+10+57.048&ident=V*+psi02+Aqr&submit=Aladin+previewer Image Psi2 Aquarii]
* [http://www.alcyone.de/cgi-bin/search.pl?object=HR8858 HR 8858]