Alpha Delphini

Alpha Delphini (α Del / α Delphini) is a multiple star in the constellation Delphinus. It also has the name Sualocin, which was given to it as a practical joke by the astronomer Niccolò Cacciatore; the name is the Latinized version ("Nicolaus") of his given name, spelled backwards.Alpha Delphini has seven components: A and G, a physical binary, and B, C, D, E, and F, which are optical and have no physical association with A and G.

starbox short sources
name=Alpha Delphini A/G
epoch=J2000.0 (ICRS)
constell=Delphinus
ra=20^h 39^m 38.287^s/38.287^s
dec=+15° 54′ 43.49″/43.15″
appmag_v=3.9/6.4; combined, 3.77
dist_ly=241 ± 13
dist_pc=73.8 ± 3.7
spectral=A: B9V
names=α Del, 9 Del, BD +15 4222, CCDM J20396+1555A/G, HD 196867, HIP 101958, HR 7906, SAO 106357|HIP|CCDM

starbox short sources
name=Alpha Delphini B/C/D/E/F
epoch=J2000.0 (ICRS)
constell=Delphinus
ra=20^h 39^m 36.5^s/34.9^s/39.5^s/35.1^s/42.9^s
dec=+15° 54′ 21″/
+15° 54′ 49″/
+15° 54′ 01″/
+15° 55′ 15″/
+15° 54′ 09″
appmag_v=13.4/11.9/12.9/12.6/10.7
names=CCDM J20396+1555B/C/D/E/F; also, see designations for Alpha Delphini A/G|CCDM

ee also

* Sualocin and Rotanev

References

# [http://simbad.u-strasbg.fr/sim-id.pl?protocol=html&Ident=*+alf+Del&NbIdent=1&Radius=10&Radius.unit=arcmin&CooFrame=FK5&CooEpoch=2000&CooEqui=2000&output.max=all&o.catall=on&output.mesdisp=N&Bibyear1=1983&Bibyear2=2006&Frame1=FK5&Frame2=FK4&Frame3=G&Equi1=2000.0&Equi2=1950.0&Equi3=2000.0&Epoch1=2000.0&Epoch2=1950.0&Epoch3=2000.0 SIMBAD Query Result]
# [http://vizier.u-strasbg.fr/viz-bin/VizieR-S?CCDM%20J20396%2B1555B CCDM catalogue entry at VizieR]