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Doubles in session


Current system
14019+1530
ALD 112


Nearby doubles
12' : 14025+1521
LDS1402

26' : 14031+1550
LDS1404

39' : 14022+1608
BPM 610

41' : 13595+1551
WFC 143

43' : 14031+1609
GWP2194

55' : 14057+1537
BPM 613

55' : 14037+1441
CBL 438

55' : 14013+1436
GWP2180

58' : 13590+1610
HEI 232

71' : 13573+1513
SKF2800AB

73' : 13588+1434
BPM 609

74' : 14069+1547
LAW 21AB

74' : 14028+1417
HEI 65

86' : 14056+1636
CVR1560

87' : 14032+1654
CVR 719

96' : 13585+1409
TDS9050

96' : 14013+1355
GWP2181

99' : 13568+1426
STF1791

101' : 14014+1710
COU2193

105' : 13549+1546
LDS1398

111' : 14096+1537
TOK 294

111' : 14093+1455
GWP2245AB

112' : 14047+1345
BPM 612

112' : 13587+1711
COU 58

117' : 13564+1654
BPM 608

118' : 14083+1644
A 2065



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

14019+1530 ALD 112

 
 
14h 01m 58.74s +15° 29' 40.4" P.A. 340.00 sep 1.6 mag 11.39,11.52 Sp M2V dist. 27.72 pc (90.42 l.y.)
 
 
Coord 2000 14019+1530 Discov num ALD 112 Comp Coord arcsec 2000 14 01 58.74 +15 29 40.4
Date first 1946 Date last 2019 Obs 35
Pa first 34 Pa last 339.7 P.A. Now (θ) 339.7°
Sep first 1.1 Sep last 1.599 Sep. Now (ρ) 1.599"
Mag pri 11.39 Mag sec 11.52 delta mag (ΔM) 0.13 Spectral class M2V (red)
Pri motion ra +112 Sec motion ra +112
Pri motion dec -018 Sec motion dec -018
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Bootes HIP 68551 Tycho2 1467-00840-2 Gaia DR2 1231492609822865152
Distance 27.72 Distance ly 90.42
 
 
ORBITAL ELEMENTS
 
 
Period (P)295.0651y± 121.9613 Periastron (T)2014.8355y± 85.8322 Semi-major axis (a)1.70048a± 0.43797
Eccentricity (e)0.00591± 0.42325 Inclination (i)118.201°± 5.731 Longitude of periastron (ω)200.801°± 75.017
Node (Ω)173.326°± 8.865 Notesn ReferenceIzm2019
Equinox Last observation2015 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 352.1 1.690
2001 351.6 1.688
2002 351.0 1.686
2003 350.4 1.683
2004 349.8 1.680
2005 349.2 1.676
2006 348.6 1.671
2007 348.0 1.666
2008 347.4 1.660
2009 346.8 1.654
2010 346.2 1.647
2011 345.6 1.639
2012 345.0 1.631
2013 344.3 1.623
2014 343.7 1.614
2015 343.0 1.604
2016 342.4 1.594
2017 341.7 1.583
2018 341.1 1.572
2019 340.4 1.560
2020 339.7 1.547
2021 339.0 1.535
2022 338.3 1.521
2023 337.5 1.508
2024 336.8 1.494
2025 336.1 1.479
2026 335.3 1.464
2027 334.5 1.449
2028 333.7 1.433
2029 332.9 1.417
2030 332.0 1.400
2031 331.2 1.383
2032 330.3 1.366
2033 329.4 1.348
2034 328.5 1.331
2035 327.5 1.313
2036 326.5 1.294
2037 325.5 1.276
2038 324.5 1.257
2039 323.4 1.239
2040 322.3 1.220
2041 321.2 1.201
2042 320.0 1.182
2043 318.8 1.162
2044 317.5 1.143
2045 316.2 1.124
2046 314.9 1.105
2047 313.5 1.086
2048 312.0 1.068
2049 310.6 1.049
2050 309.0 1.031


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds14019%2B1530a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic