Coord 2000 | 15511+5254 | Discov num | STF1984 | Comp | AC | Coord arcsec 2000 | 15 51 10.09 +52 54 25.2 | ||||
Date first | 1910 | Date last | 2020 | Obs | 8 | ||||||
Pa first | 98 | Pa last | 97 | P.A. Now (θ) | 97° | ||||||
Sep first | 170.8 | Sep last | 173.51 | Sep. Now (ρ) | 173.51" | ||||||
Mag pri | 6.89 | Mag sec | 13.37 | delta mag (ΔM) | 6.48 | Spectral class | A1V (white) | ||||
Pri motion ra | -008 | Sec motion ra | +000 | ||||||||
Pri motion dec | -003 | Sec motion dec | +008 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 142282 | 29691 | 15 51 10 +52 54 25 | STF 1984 AB | 2019 | 77 | 279 | 6.4 | 6.89 | 8.94 | 2.05 | ||
Show | 29691 | 15 51 10 +52 54 25 | STF 1984 AC | 2020 | 8 | 97 | 173.5 | 6.89 | 13.37 | 6.48 | <=== |
Constellation | Draco | SAO | 29691 | HIP | 77652 | Tycho2 | 3870-01563-1 | ||||
Gaia DR2 | 1404937579808393984 | HD | 142282 | BD | BD+53 1816 | Distance | 127.06 | ||||
Distance ly | 414.47 |
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 |
15511+5254 | STF1984 | AC | 1910 | 1 | 98 | 170.8 | 6.89 | 13.00 | A1V | D | 155110.09+525425.2 |
15511+5254 | STF1984 | AC | 1998 | 2 | 97 | 172.0 | 6.89 | 13.00 | A1V | D | 155110.09+525425.2 |
15511+5254 | STF1984 | AC | 2003 | 3 | 97 | 171.9 | 6.89 | 13.00 | A1V | D | 155110.09+525425.2 |
15511+5254 | STF1984 | AC | 2013 | 4 | 98 | 172.5 | 6.89 | 13.37 | A1V | 155110.09+525425.2 | |
15511+5254 | STF1984 | AC | 2014 | 6 | 97 | 173.9 | 6.89 | 13.37 | A1V | 155110.09+525425.2 | |
15511+5254 | STF1984 | AC | 2020 | 8 | 97 | 173.5 | 6.89 | 13.37 | A1V | 155110.09+525425.2 |
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 | |
B | pa=284.6° sep=3.92" | |
C | pa=101.5° sep=106.00" | pa=101.6° sep=109.92" |
Name | HD 142282 | Coord arcsec 2000 | 155110.09+525425.2 | Mag | 6.89 | Spectral class | A1V (white) | ||||
PmRA | -8.00 | PmDE | -3.0 | SAO | 29691 | HIP | 77652 | ||||
Tycho2 | 3870-01563-1 | HD | 142282 | GC | 21324 | ADS | 9816 | ||||
BD | BD+53 1816 |
Tycho2 | 3870-01563-1 | Pflag | RAmdeg | 237.79199086 | DEmdeg | 52.90698291 | |||||
PmRA | -7.8 | PmDE | -5.9 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 1.6 | E pmDE | 1.9 | EpRAm | 1991.40 | EpDEm | 1991.58 | ||||
Num | 6 | Q RAmdeg | 2.0 | Q DEmdeg | 1.5 | Q pmRA | 2.0 | ||||
Q pmDE | 1.4 | BTmag | 6.987 | E BTmag | 0.015 | VTmag | 6.894 | ||||
E VTmag | 0.010 | Prox | 64 | TYC | T | HIP | 77652 | ||||
CCDM | A | RAdeg | 237.79202111 | DEdeg | 52.90699667 | EpRA 1990 | 1.50 | ||||
EpDE 1990 | 1.64 | E RAdeg | 4.3 | E DEdeg | 3.9 | Posflg | |||||
Corr | -0.2 |
SAO | 29691 | DelFlag | RA1950 | PmRA1950 | -0.0025 | ||||||
DE1950 | PmDE1950 | -0.003 | Vmag | 6.5 | SpType | A0 | |||||
Double code | Source | 70 | CatNum | 21324 | DM | BD+53 1816 | |||||
DMcomp | BDsup | HD | 142282 | M HD | 0 | ||||||
GC | 21324 | RA1950rad | 4.14451515 | DE1950rad | 0.92600322 | PmRA2000 | -0.0018 | ||||
PmDE2000 | 0 |
Catalog | H | HIP | 77652 | Proxy | H | RAhms | 15 51 10.09 | ||||
DEdms | +52 54 25.2 | Vmag | 6.74 | VarFlag | R Vmag | H | |||||
RAdeg | 237.792 | DEdeg | 52.907 | AstroRef | A | Plx | 7.69 | ||||
CCDM | 15512+5254 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 278 | Rho | 6.393 | HD | 142282 | BD | BD+53 1816 | ||||
CD | CP | Dm number | +53 1816 | VIred | 0.07 | ||||||
SpType | A0... | R SpType | Coord arcsec 2000 | 155110.09+525425.2 |
HIP | 77652 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.1502537796 | DErad | 0.9234013167 | Plx | 7.87 | PmRA | -8.71 | ||||
PmDE | -4.29 | E RArad | 0.45 | E DErad | 0.53 | E Plx | 0.53 | ||||
E pmRA | 0.53 | E pmDE | 0.64 | Hpmag | 6.7953 | E Hpmag | 0.001 | ||||
SHp | 0.01 | VA | 0 | BV | 0.138 | E BV | 0.007 | ||||
VI | 0.15 |
Coord arcsec 2000 | 155109.67+525426.2 | Mag | 8.94 | PmRA | -8.00 | PmDE | -3.0 | ||||
Calc delta mag | 2.05 | Calc coord | yes |
Coord arcsec 2000 | 155121.57+525404.1 | Mag | 13.37 | PmRA | 0.00 | PmDE | 8.0 | ||||
Calc delta mag | 6.48 | Calc coord | yes |