Coord 2000 | 17190+4408 | Discov num | PRU 4 | Comp | AC | Coord arcsec 2000 | 17 18 58.68 +44 07 54.7 | ||||
Date first | 2012 | Date last | 2012 | Obs | 1 | ||||||
Pa first | 182 | Pa last | 182.2 | P.A. Now (θ) | 182.2° | ||||||
Sep first | 0.9 | Sep last | 0.863 | Sep. Now (ρ) | 0.863" | ||||||
Mag pri | 9.05 | Mag sec | delta mag (ΔM) | Spectral class | F2 (yellow-white) | ||||||
Pri motion ra | +011 | Sec motion ra | |||||||||
Pri motion dec | +040 | Sec motion dec | |||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 157046 | 46631 | 17 18 59 +44 07 55 | STF 2154 AB | 2016 | 28 | 253 | 2.0 | 9.05 | 10.03 | 0.98 | ||
Show | 46631 | 17 18 59 +44 07 55 | PRU 4 AC | 2012 | 1 | 182 | 0.9 | 9.05 | <=== |
Constellation | Hercules | SAO | 46631 | HIP | 84715 | Tycho2 | 3085-00606-1 | ||||
Gaia DR2 | 1360598845705838464 | HD | 157046 | BD | BD+44 2690 | Distance | 186.57 | ||||
Distance ly | 608.59 |
refcode | metd | author | reference |
Pru2001 | S j | Prieur, J.-L., Oblak, E., Lampens, P., Kurpinska-Winiarska, M., Aristidi, E., | 2001A&A...367..865P |
Pru2001 | Koechlin, L., & Ruymaekers, G. | ||
Pru2001 | A&A 367, 865-875, 2001 | ||
Pru2002a | S j | Prieur, J.-L., Aristidi, E., Lopez, B., Scardia, M., Mignard, F., & Carbillet, M. | 2001ApJS..139..249P |
Pru2002a | +orb | ApJS 139, 249, 2001 | |
Pru2002b | S j | Prieur, J.-L., Koechlin, L., Ginestet, N., Carquillat, J.-M., Aristidi, E., | 2002ApJS..142...95P |
Pru2002b | Scardia, M., Arnold, L., Avila, R., et al. | ||
Pru2002b | ApJS 142, 95, 2002 | ||
Pru2003a | S j | Prieur, J.-L., Carquillat, J.-M., Ginestet, N., Koechlin, L., Lannes, A., | 2003ApJS..144..263P |
Pru2003a | Anterrieu, E., Roques, S., Aristidi, E., et al. | ||
Pru2003a | ApJS 144, 263, 2003 | ||
Pru2006 | orb - | Prieur, J.L., Carquillat, J.M., & Griffin, R.F. | 2006AN....327..686P |
Pru2006 | AN 327, 686, 2006 | ||
Pru2008 | S j | Prieur, J.-L., Scardia, M., Pansecchi, L., Argyle, R.W., Sala, M., Ghigo, M., | 2008MNRAS.387..772P |
Pru2008 | +orb j | Koechlin, L., & Aristidi, E. | |
Pru2008 | MNRAS 387, 772, 2008 | ||
Pru2009 | S j | Prieur, J.-L., Scardia, M., Pansecchi, L., Argyle, R.W., & Sala, M. | 2009MNRAS.395..907P |
Pru2009 | +orb | MNRAS 395, 907, 2009 | |
Pru2010 | S j | Prieur, J.-L., Scardia, M., Pansecchi, L., Argyle, R.W., & Sala, M. | 2010MNRAS.407.1913P |
Pru2010 | +orb | MNRAS 407, 1913, 2010 | |
Pru2012 | S j | Prieur, J.-L., Scardia, M., Pansecchi, L., Argyle, R.W., & Sala, M. | 2012MNRAS.422.1057P |
Pru2012 | +orb | MNRAS 422, 1057, 2012 | |
Pru2014 | S j | Prieur, J.-L., Scardia, M., Pansecchi, L., Argyle, R., Zanutta, A., & Aristidi, E. | 2014AN....335..817P |
Pru2014 | +orb | AN 335, 817, 2014 | |
Pru2017 | S j | Prieur, J.-L., Scardia, M., Pansecchi, L., Argyle, R., Zanutta, A., & Aristidi, E. | 2017AN....338...74P |
Pru2017 | +orb | AN 338, 74, 2017 | |
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 |
17190+4408 | PRU 4 | AC | 2012 | 1 | 182 | 0.9 | 9.05 | F2 | 171858.68+440754.7 |
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=247.4° sep=1.50" | |
C | pa=181.6° sep=0.86" | pa=102.0° sep=1.39" |
Name | HD 157046 | Coord arcsec 2000 | 171858.68+440754.7 | Mag | 9.05 | Spectral class | F2 (yellow-white) | ||||
PmRA | 11.00 | PmDE | 40.0 | SAO | 46631 | HIP | 84715 | ||||
Tycho2 | 3085-00606-1 | HD | 157046 | GC | 23417 | BD | BD+44 2690 |
Tycho2 | 3085-00606-1 | Pflag | P | RAmdeg | 259.74448141 | DEmdeg | 44.13185417 | ||||
PmRA | 11.3 | PmDE | 40.1 | E RAmdeg | 10 | E DEmdeg | 9 | ||||
E pmRA | 1.7 | E pmDE | 1.6 | EpRAm | 1991.20 | EpDEm | 1991.33 | ||||
Num | 4 | Q RAmdeg | 0.7 | Q DEmdeg | 2.1 | Q pmRA | 0.8 | ||||
Q pmDE | 2.1 | BTmag | 9.484 | E BTmag | 0.020 | VTmag | 9.048 | ||||
E VTmag | 0.016 | Prox | 20 | TYC | T | HIP | 84715 | ||||
CCDM | A | RAdeg | 259.74458417 | DEdeg | 44.13179444 | EpRA 1990 | 1.60 | ||||
EpDE 1990 | 1.72 | E RAdeg | 10.2 | E DEdeg | 8.7 | Posflg | D | ||||
Corr | 0.0 |
SAO | 46631 | DelFlag | RA1950 | PmRA1950 | 0.0019 | ||||||
DE1950 | PmDE1950 | 0.018 | Vmag | 9 | SpType | +++ | |||||
Double code | Source | 70 | CatNum | 23417 | DM | BD+44 2690 | |||||
DMcomp | BDsup | HD | 157046 | M HD | 9 | ||||||
GC | 23417 | RA1950rad | 4.52685283 | DE1950rad | 0.77111186 | PmRA2000 | 0.0024 | ||||
PmDE2000 | 0.019 |
Catalog | H | HIP | 84715 | Proxy | H | RAhms | 17 18 58.70 | ||||
DEdms | +44 07 54.4 | Vmag | 8.66 | VarFlag | R Vmag | H | |||||
RAdeg | 259.745 | DEdeg | 44.1318 | AstroRef | A | Plx | 4 | ||||
CCDM | 17190+4408 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 253 | Rho | 2.003 | HD | 157046 | BD | BD+44 2690 | ||||
CD | CP | Dm number | +44 2690 | VIred | 0.52 | ||||||
SpType | F2 | R SpType | Coord arcsec 2000 | 171858.70+440754.4 |
HIP | 84715 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.5333982142 | DErad | 0.7702449678 | Plx | 5.36 | PmRA | 12.51 | ||||
PmDE | 39.19 | E RArad | 0.87 | E DErad | 0.86 | E Plx | 0.99 | ||||
E pmRA | 0.99 | E pmDE | 1.21 | Hpmag | 8.7619 | E Hpmag | 0.001 | ||||
SHp | 0.014 | VA | 0 | BV | 0.432 | E BV | 0.024 | ||||
VI | 0.5 |
Ccdm | 17190+4408 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -1.19 | DDEs | -5.5 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 9.4 | Sp | F2 | PmNote | * | ||||
PmRA | 38 | PmDE | 35 | Dm number | +44 2690 | Cat1 | BD | ||||
Name2 | +44 1386 | Cat2 | AGK2/3 | HD | 157046 | M HD | |||||
ADS BDS | A10474 | M ADS BDS | N IDS | IDS | 17160N4414A | ||||||
HIC | 84715 |
Coord arcsec 2000 | 171858.55+440754.1 | Mag | 10.03 | Spectral class | A2 (white) | PmRA | 11.00 | ||||
PmDE | 40.0 | Tycho2 | 3085-00606-2 | HD | 157047 | Calc delta mag | 0.98 | ||||
Calc coord | yes |
Tycho2 | 3085-00606-2 | Pflag | P | RAmdeg | 259.74448141 | DEmdeg | 44.13185417 | ||||
PmRA | 11.3 | PmDE | 40.1 | E RAmdeg | 10 | E DEmdeg | 9 | ||||
E pmRA | 1.7 | E pmDE | 1.6 | EpRAm | 1991.20 | EpDEm | 1991.33 | ||||
Num | 4 | Q RAmdeg | 0.7 | Q DEmdeg | 2.1 | Q pmRA | 0.8 | ||||
Q pmDE | 2.1 | BTmag | 10.544 | E BTmag | 0.037 | VTmag | 10.027 | ||||
E VTmag | 0.032 | Prox | 20 | TYC | T | HIP | 84715 | ||||
CCDM | B | RAdeg | 259.74384722 | DEdeg | 44.13162333 | EpRA 1990 | 1.60 | ||||
EpDE 1990 | 1.71 | E RAdeg | 22.8 | E DEdeg | 19.7 | Posflg | D | ||||
Corr | 0.0 |
Ccdm | 17190+4408 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2154 | DRAs | DDEs | |||||||
R dRAs | Year | 1925 | Theta | 250 | Rho | 1.9 | |||||
Obs | 10 | Vmag | 10.4 | Sp | A2 | PmNote | |||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | 157047 | M HD | |||||||
ADS BDS | A10474 | M ADS BDS | N | N IDS | IDS | 17160N4414B | |||||
HIC | 84715 |
Coord arcsec 2000 | 171858.68+440753.8 | Calc delta mag | 9.05 | Calc coord | yes |