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Doubles in session


Current system
00014+3937
HLD 60


Nearby doubles
33' : 00000+4004
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CRB 25

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STF3064AB

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UC 312

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ES 1601

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ALI 715

93' : 00023+4108
TDS1263

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BU 862

104' : 00002+4119
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106' : 00089+4038
ES 151

108' : 00037+3752
COU 846

108' : 00094+3841
ALI 716

115' : 00091+4051
BU 483AB

119' : 00096+3826
PTT 1

123' : 00118+3919
LDS3138

128' : 00118+3855
ALI 717

129' : 00042+3732
UC 310

131' : 00119+3850
FMR 176

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ES 1935

141' : 00012+3716
DAM 274

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LDS3118

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ES 2444



Selections
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Binary Systems
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

00014+3937 HLD  60

 
 
00h 01m 23.67s +39° 36' 38.2" P.A. 165.10 sep 1.3 mag 9.09,9.77 Sp K0V+K1V dist. 49.63 pc (161.89 l.y.)
 
 
Coord 2000
00014+3937
 Discov num
HLD  60
 Comp
Coord arcsec 2000
00 01 23.67 +39 36 38.2
Date first
1881
 Date last
2020
 Obs
151
Pa first
124
 Pa last
165
 P.A. Now (θ)
165.1°
Sep first
0.6
 Sep last
1.4
 Sep. Now (ρ)
1.33"
Mag pri
9.09
 Mag sec
9.77
 delta mag (ΔM)
0.68
 Spectral class
K0V+K1V (yellow-orange/yellow-orange)
Pri motion ra
-030
 Sec motion ra
-030
Pri motion dec
-048
 Sec motion dec
-048
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
164.6
 Precise sep
1.353
 Constellation
Hydra
 SAO
73690
HIP
110
 Tycho2
2785-00116-1
 Gaia DR2
2881804450094712192
 HD
224873
ADS
17178
 BD
BD+38 5112
 Distance
49.63
 Distance ly
161.89
last precise pa
164.6
 last precise sep
1.353
 
 
ORBITAL ELEMENTS
 
 
Period (P)217.2694y± 16.5701 Periastron (T)1903.2511y± 1.6226 Semi-major axis (a)0.87865a± 0.0175
Eccentricity (e)0.63041± 0.01456 Inclination (i)128.05°± 4.231 Longitude of periastron (ω)148.186°± 5.431
Node (Ω)147.353°± 2.957 Note Grade3(1=Definitive, 9=Indet.)
Equinox Last observation2015
label rho theta
2000 1.246 172.7
2001 1.251 172.4
2002 1.257 172.0
2003 1.263 171.6
2004 1.268 171.2
2005 1.273 170.8
2006 1.278 170.4
2007 1.283 170.1
2008 1.287 169.7
2009 1.292 169.3
2010 1.296 169.0
2011 1.300 168.6
2012 1.304 168.2
2013 1.307 167.9
2014 1.311 167.5
2015 1.314 167.2
2016 1.317 166.8
2017 1.320 166.5
2018 1.322 166.1
2019 1.324 165.8
2020 1.327 165.4
2021 1.329 165.1
2022 1.330 164.7
2023 1.332 164.4
2024 1.333 164.0
2025 1.334 163.7
2026 1.335 163.3
2027 1.336 163.0
2028 1.336 162.7
2029 1.336 162.3
2030 1.336 162.0


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds00014%2B3937e.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00014+3937 HLD 60 2006 135 170 1.3 9.09 9.77 K0V K1V NOD 000123.67+393638.2
00014+3937 HLD 60 2008 138 169 1.3 9.09 9.77 K0V K1V NOD 000123.67+393638.2
00014+3937 HLD 60 2009 139 169 1.3 9.09 9.77 K0V K1V NOD 000123.67+393638.2
00014+3937 HLD 60 2012 140 167 1.3 9.09 9.77 K0V K1V NO 000123.67+393638.2
00014+3937 HLD 60 2013 141 167 1.3 9.09 9.77 K0V+K1V NO 000123.67+393638.2
00014+3937 HLD 60 2015 141 167 1.2 9.09 9.77 K0V+K1V NO 000123.67+393638.2
00014+3937 HLD 60 2016 143 167 1.3 9.09 9.77 K0V+K1V NO 000123.67+393638.2

If you need more information about this double, apply for a data request form to the WDS.