Coord 2000 | 00137+4934 | Discov num | STF 9 | Comp | Coord arcsec 2000 | 00 13 44.16 +49 33 32.0 | |||||
Date first | 1830 | Date last | 2020 | Obs | 41 | ||||||
Pa first | 166 | Pa last | 165.2 | P.A. Now (θ) | 165.2° | ||||||
Sep first | 20.0 | Sep last | 20.04 | Sep. Now (ρ) | 20.04" | ||||||
Mag pri | 9.34 | Mag sec | 9.25 | delta mag (ΔM) | 0.09 | Spectral class | A2 (white) | ||||
Pri motion ra | -003 | Sec motion ra | -002 | ||||||||
Pri motion dec | -005 | Sec motion dec | -004 | ||||||||
Notes | N (See Notes) |
Name | HD 913 | Constellation | Cassiopeia | SAO | 36180 | Tycho2 | 3255-00652-1 | ||||
Gaia DR2 | 392937216360749312 | HD | 913 | GC | 247 |
discov_num | notes | refcode |
STF 9 | B is BD+48@42. |
refcode | metd | author | reference |
STFA | (F. Struve DD - Appendix list #1) | ................... | |
STFB | (F. Struve DD - Appendix list #2) | ................... | |
StF1833A | Ma - | Struve, F.G.W. | 1833MmRAS...5...13H |
StF1833A | +Mc | cited by Herschel (MemRAS 5, 13, 1833) | |
StF1833B | Ma - | Struve, F.G.W. | 1833AN.....10..389B |
StF1833B | cited by Bessel (AN 10, 389, 1833) | ||
StF1837 | Ma - | Struve, F.G.W. | 1837AN.....14...249 |
StF1837 | Stellarum duplicium et multiplicium mensurae micrometricae... | ||
StF1837 | (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837 | ||
StF1844A | Ma - | Struve, F.G.W. | 1844QB43.S66....... |
StF1844A | cited by Smyth (Cycle of Celestial Objects 2, 1844) | ||
StF1852A | Ma - | Struve, F.G.W. | . |
StF1852A | cited by Bishop (Bishop Obs. Astron. Observations 1852) | ||
StF1865A | Ma - | Struve, F.G.W. | 1865AN.....64...81E |
StF1865A | cited by Engelmann (AN 64, 81, #1518, 1865) | ||
StF1875A | Ma - | Struve, F.G.W. | 1875AN.....85..323D |
StF1875A | cited by Doberck, 1875 (see Dob1875b,f,g,h) | ||
StF1878 | Ma - | Struve, F.G.W. | . |
StF1878 | Pulkova Observations 9, 1878 | ||
StF1878B | Ma - | Struve, F.G.W. | 1878Obs.....2..239G |
StF1878B | cited by Gledhill (Obs 2, 239, 1878) | ||
StF1880A | Ma - | Struve, F.G.W. | 1880Obs.....3..535G |
StF1880A | cited by Gledhill (Obs 3, 535, 1880) | ||
StF1906A | Ma - | Struve, F.G.W. | 1906QB821.B972..... |
StF1906A | cited in BDS (Burnham Double Star Cat.), 1906 | ||
StF1906B | Ma - | Struve, F.G.W. | 1906MmRAS..56....1L |
StF1906B | cited by Lewis (MemRAS 56, 1, 1906) | ||
StF1922A | Ma - | Struve, F.G.W. | 1922AN....216...49R |
StF1922A | cited by Rabe (AN 216, 49, 1922) | ||
StF1932A | Ma - | Struve, F.G.W. | 1932QB821.A43...... |
StF1932A | cited in ADS (Aitken Double Star Cat.), 1932 | ||
StF2002 | - - | Weis, J. | |
StF2002 | F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue | ||
StF2002 | USNO Library : QB 821 .S8 W49 2002 | ||
StF2022 | - - | email note from Jan Weis: 6 July 2022 | |
StF9999 | Ma - | Struve, F.G.W. | ................... |
StF9999 | Unpublished, manuscript or reference not found. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
00137+4934 | STF 9 | 2003 | 32 | 165 | 20.2 | 9.34 | 9.25 | A2 | N D | 001344.16+493332.0 | |
00137+4934 | STF 9 | 2015 | 35 | 165 | 20.1 | 9.34 | 9.25 | A2 | N | 001344.16+493332.0 | |
00137+4934 | STF 9 | 2019 | 40 | 165 | 20.0 | 9.34 | 9.25 | A2 | N | 001344.16+493332.0 | |
00137+4934 | STF 9 | 2020 | 41 | 165 | 20.0 | 9.34 | 9.25 | A2 | N | 001344.16+493332.0 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
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A | |
B | pa=170.3° sep=19.66" |
Componente originario normalizzato | AB | Name | HD 913 | Coord arcsec 2000 | 001344.16+493332.0 | Mag | 9.34 | ||||
Spectral class | A2 (white) | PmRA | -3.00 | PmDE | -5.0 | SAO | 36180 | ||||
Tycho2 | 3255-00652-1 | HD | 913 | GC | 247 | DM | BD+48 41 |
Tycho2 | 3255-00652-1 | Pflag | RAmdeg | 3.43400177 | DEmdeg | 49.55888259 | |||||
PmRA | -0.4 | PmDE | -5.4 | E RAmdeg | 10 | E DEmdeg | 12 | ||||
E pmRA | 1.2 | E pmDE | 1.3 | EpRAm | 1990.60 | EpDEm | 1990.30 | ||||
Num | 9 | Q RAmdeg | 1.0 | Q DEmdeg | 1.3 | Q pmRA | 1.1 | ||||
Q pmDE | 1.3 | BTmag | 9.472 | E BTmag | 0.020 | VTmag | 9.342 | ||||
E VTmag | 0.018 | Prox | 200 | TYC | T | HIP | |||||
CCDM | RAdeg | 3.43400389 | DEdeg | 49.55889667 | EpRA 1990 | 1.75 | |||||
EpDE 1990 | 1.50 | E RAdeg | 9.7 | E DEdeg | 11.5 | Posflg | |||||
Corr | 0.1 |
SAO | 36180 | DelFlag | RA1950 | PmRA1950 | -0.0004 | ||||||
DE1950 | PmDE1950 | 0.007 | Vmag | 8.6 | SpType | A2 | |||||
Double code | Source | 70 | CatNum | 247 | DM | BD+48 41 | |||||
DMcomp | BDsup | HD | 913 | M HD | 0 | ||||||
GC | 247 | RA1950rad | 0.04844293 | DE1950rad | 0.86011605 | PmRA2000 | -0.0002 | ||||
PmDE2000 | 0.002 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 001344.50+493312.6 | Mag | 9.25 | PmRA | -2.00 | ||||
PmDE | -4.0 | Tycho2 | 3255-01220-1 | Calc delta mag | 0.09 | Calc coord | yes |
Tycho2 | 3255-01220-1 | Pflag | RAmdeg | 3.43616611 | DEmdeg | 49.55350650 | |||||
PmRA | 1.3 | PmDE | -5.5 | E RAmdeg | 8 | E DEmdeg | 10 | ||||
E pmRA | 1.3 | E pmDE | 1.3 | EpRAm | 1991.03 | EpDEm | 1990.65 | ||||
Num | 9 | Q RAmdeg | 1.1 | Q DEmdeg | 0.9 | Q pmRA | 1.1 | ||||
Q pmDE | 0.9 | BTmag | 9.197 | E BTmag | 0.018 | VTmag | 9.246 | ||||
E VTmag | 0.018 | Prox | 200 | TYC | T | HIP | |||||
CCDM | RAdeg | 3.43616222 | DEdeg | 49.55351917 | EpRA 1990 | 1.75 | |||||
EpDE 1990 | 1.44 | E RAdeg | 8.0 | E DEdeg | 9.9 | Posflg | |||||
Corr | 0.1 |