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Doubles in session


Current system
03213+1038
HEI 449
HD 20779


Nearby doubles
22' : 03227+1037
GIC 41AB

41' : 03240+1028
LSC 25

60' : 03245+1003
UC 45

61' : 03201+1135
LDS3478

92' : 03171+1145
GRV 169

92' : 03264+1131
SKF1431

93' : 03209+1210
GWP 453

97' : 03206+0902
GIC 40

98' : 03161+1138
WIS 87

100' : 03253+1158
BPM 74

102' : 03272+0944
HDS 433AB

103' : 03276+0956
CFN 3

104' : 03276+0954
J 305

106' : 03280+1114
SKF1432

109' : 03148+1127
RAO 539

113' : 03217+0845
STF 380

113' : 03261+1205
HEI 450

117' : 03286+1123
BU 879

124' : 03144+1149
GWP 439

128' : 03242+1238
OCC1020AB

131' : 03210+0827
PLQ 41AB

132' : 03261+1229
A 829

136' : 03143+0911
A 828

137' : 03186+0827
SKF 482AB

138' : 03301+1123
HDS 437

138' : 03216+0821
LDS3482



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

03213+1038 HEI 449 (HD 20779)

 
 
03h 21m 18.10s +10° 37' 47.4" P.A. 53.00 sep 0.3 mag 9.19,9.43 Sp F8 dist. 94.34 pc (307.74 l.y.)
 
 
Coord 2000 03213+1038 Discov num HEI 449 Comp Coord arcsec 2000 03 21 18.10 +10 37 47.4
Date first 1987 Date last 2020 Obs 20
Pa first 61 Pa last 52.7 P.A. Now (θ) 50.6°
Sep first 0.3 Sep last 0.288 Sep. Now (ρ) 0.27"
Mag pri 9.19 Mag sec 9.43 delta mag (ΔM) 0.24 Spectral class F8 (yellow-white)
Pri motion ra -037 Sec motion ra
Pri motion dec -030 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 20779 Constellation Aries SAO 93402 HIP 15633
Tycho2 0652-00265-1 HD 20779 BD BD+10 432 Distance 94.34
Distance ly 307.74
 
 
ORBITAL ELEMENTS
 
 
Period (P)32.41y± 0.64 Periastron (T)2001.35y± 0.13 Semi-major axis (a)0.165a± 0.001
Eccentricity (e)0.806± 0.012 Inclination (i)114.6°± 1.9 Longitude of periastron (ω)180.4°± 3.8
Node (Ω)55.6°± 1.3 Notes ReferenceTok2021c
Equinox2000 Last observation2021 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 7.3 0.042
2001 264.4 0.027
2002 166.6 0.022
2003 93.3 0.056
2004 79.5 0.096
2005 73.6 0.130
2006 70.0 0.160
2007 67.5 0.186
2008 65.6 0.208
2009 64.0 0.227
2010 62.7 0.244
2011 61.5 0.258
2012 60.4 0.269
2013 59.4 0.279
2014 58.5 0.286
2015 57.6 0.292
2016 56.7 0.296
2017 55.9 0.298
2018 55.1 0.298
2019 54.2 0.296
2020 53.4 0.292
2021 52.5 0.287
2022 51.5 0.279
2023 50.6 0.270
2024 49.5 0.258
2025 48.3 0.244
2026 47.0 0.228
2027 45.4 0.209
2028 43.5 0.187
2029 41.1 0.162
2030 37.6 0.133


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


 
  


wds03213%2B1038b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 03213+1038 HEI 449 (HD 20779) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2021c orb - Tokovinin, A. 2021IAUDS.203....1S
Tok2021c Inf. Circ. 203, 1, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 HEI Heintz, W.D.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03213+1038 HEI 449 2001 7 201 0.0 9.19 9.43 D 032118.10+103747.4
03213+1038 HEI 449 2008 8 67 0.2 9.19 9.43 D 032118.10+103747.4
03213+1038 HEI 449 2010 11 63 0.2 9.19 9.43 D 032118.10+103747.4
03213+1038 HEI 449 2015 12 57 0.3 9.19 9.43 F8 O 032118.10+103747.4
03213+1038 HEI 449 2018 18 55 0.3 9.19 9.43 F8 O 032118.10+103747.4
03213+1038 HEI 449 2020 20 53 0.3 9.19 9.43 F8 O 032118.10+103747.4

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

 
 
WDS 03213+1038 HEI 449 (HD 20779) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 03213+1038 HEI 449 (HD 20779) : MEASURES
 
 
No records found.

 
 
WDS 03213+1038 (HD 20779) : VIRTUAL EYEPIECE
 
 

03213+1038 HEI 449A mag 9.19 Sp F8 03213+1038 HEI 449B sep 0.3 P.A. 52.20 mag 9.43 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 03213+1038 (HD 20779) : ALADIN DSS IMAGE @ 03h 21m 18.10s +10° 37' 47.4"
 
 
 
 
WDS 03213+1038 HEI 449 (HD 20779) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

03213+1038 HEI 449 distance=0' 03227+1037 GIC 41AB distance=22' 03227+1037 GIC 41AC distance=22' 03227+1037 GIC 41BC distance=22' 03240+1028 LSC 25 distance=41' 03245+1003 UC 45 distance=60' 03201+1135 LDS3478 distance=61' 03171+1145 GRV 169 distance=92' 03264+1131 SKF1431 distance=92' 03209+1210 GWP 453 distance=93' 03206+0902 GIC 40 distance=97' 03161+1138 WIS 87 distance=98' 03253+1158 BPM 74 distance=100' 03272+0944 HDS 433AB distance=102' 03272+0944 MKT 15Aa,Ab distance=102' 03276+0956 CFN 3 distance=103' 03276+0954 J 305 distance=104' 03280+1114 SKF1432 distance=106' 03148+1127 RAO 539 distance=109' 03217+0845 STF 380 distance=113' 03261+1205 HEI 450 distance=113' 03286+1123 BU 879 distance=117' 03144+1149 GWP 439 distance=124' 03242+1238 OCC1020AB distance=128' 03210+0827 PLQ 41AB distance=131' 03210+0827 PLQ 41AC distance=131' 03261+1229 A 829 distance=132' 03143+0911 A 828 distance=136' 03186+0827 LUH 6BC distance=137' 03186+0827 SKF 482AB distance=137' 03186+0827 LUH 6AC distance=137' 03301+1123 HDS 437 distance=138' 03216+0821 LDS3482 distance=138' 03132+1158 GWP 436 distance=144' 03113+1054 GWP 430 distance=148' 03134+1214 GWP 437 distance=151' 03214+0803 J 304 distance=154' 03244+0810 LDS3489 distance=155' 03248+1311 GWP 465 distance=162' 03181+0803 HDS 414AB distance=163' 03181+0803 TOK 475AC distance=163' 03162+1302 BPMA 5AB distance=163' 03162+1302 DAM1300Aa,Ab distance=163' 03141+0832 GIC 38 distance=164' 03322+1133 AG 68 distance=170' 03096+1029 GRV 164 distance=172' 03273+0810 TDS2551 distance=173' 03112+0912 LEP 12 distance=173' 03328+1127 HDS 449 distance=176' 03295+1248 SKF 267 distance=178' 03231+1339 UC 998 distance=183' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 03213+1038 HEI 449 53 0.3
Show 03227+1037 GIC 41 AB 9 170.1 22
Show 03227+1037 GIC 41 AC 312 213.1 22
Show 03227+1037 GIC 41 BC 263 186.7 22
Show 03240+1028 LSC 25 284 0.6 41
Show 03245+1003 UC 45 261 51.7 60
Show 03201+1135 LDS3478 27 17.1 61
Show 03171+1145 GRV 169 298 15.1 92
Show 03264+1131 SKF1431 313 4.1 92
Show 03209+1210 GWP 453 215 53.8 93
Show 03206+0902 GIC 40 84 81.8 97
Show 03161+1138 WIS 87 139 682.2 98
Show 03253+1158 BPM 74 168 27.7 100
Show 03272+0944 HDS 433 AB 267 0.6 102
Show 03272+0944 MKT 15 Aa,Ab 337 0.0 102
Show 03276+0956 CFN 3 297 1.5 103
Show 03276+0954 J 305 113 0.9 104
Show 03280+1114 SKF1432 237 2.3 106
Show 03148+1127 RAO 539 186 0.6 109
Show 03217+0845 STF 380 4 0.9 113
Show 03261+1205 HEI 450 52 1.7 113
Show 03286+1123 BU 879 71 24.5 117
Show 03144+1149 GWP 439 66 40.6 124
Show 03242+1238 OCC1020 AB -1 0.1 128
Show 03210+0827 PLQ 41 AB 310 42.7 131
Show 03210+0827 PLQ 41 AC 8 50.8 131
Show 03261+1229 A 829 56 0.4 132
Show 03143+0911 A 828 204 1.2 136
Show 03186+0827 LUH 6 BC 48 71.2 137
Show 03186+0827 SKF 482 AB 353 5.1 137
Show 03186+0827 LUH 6 AC 45 74.8 137
Show 03301+1123 HDS 437 3 1.1 138
Show 03216+0821 LDS3482 249 17.3 138
Show 03132+1158 GWP 436 292 6.1 144
Show 03113+1054 GWP 430 289 19.5 148
Show 03134+1214 GWP 437 287 27.2 151
Show 03214+0803 J 304 84 4.5 154
Show 03244+0810 LDS3489 55 80.6 155
Show 03248+1311 GWP 465 73 14.0 162
Show 03181+0803 HDS 414 AB 310 0.9 163
Show 03181+0803 TOK 475 AC 298 528.9 163
Show 03162+1302 BPMA 5 AB 2 230.3 163
Show 03162+1302 DAM1300 Aa,Ab 338 2.1 163
Show 03141+0832 GIC 38 19 28.2 164
Show 03322+1133 AG 68 249 16.9 170
Show 03096+1029 GRV 164 179 10.2 172
Show 03273+0810 TDS2551 61 0.7 173
Show 03112+0912 LEP 12 1 4.3 173
Show 03328+1127 HDS 449 117 5.1 176
Show 03295+1248 SKF 267 130 11.1 178
Show 03231+1339 UC 998 170 9.8 183

 
 
WDS 03213+1038 : COMPONENTS
 
 
  A
B pa=52.2°
sep=0.28"
 
 
03213+1038 A
 
 
Componente originario normalizzato AB Name HD 20779 Coord arcsec 2000 032118.10+103747.4 Mag 9.19
Spectral class F8 (yellow-white) PmRA -37.00 PmDE -30.0 SAO 93402
HIP 15633 Tycho2 0652-00265-1 HD 20779 BD BD+10 432
Tycho2
Tycho2 0652-00265-1 Pflag RAmdeg 50.32530498 DEmdeg 10.62978797
PmRA -41.7 PmDE -19.9 E RAmdeg 8 E DEmdeg 9
E pmRA 1.0 E pmDE 1.0 EpRAm 1990.07 EpDEm 1989.59
Num 20 Q RAmdeg 1.2 Q DEmdeg 1.1 Q pmRA 1.2
Q pmDE 1.1 BTmag 9.135 E BTmag 0.020 VTmag 8.488
E VTmag 0.015 Prox 999 TYC T HIP 15633
CCDM AB RAdeg 50.32540083 DEdeg 10.62983444 EpRA 1990 1.74
EpDE 1990 1.70 E RAdeg 7.9 E DEdeg 9.7 Posflg P
Corr -0.2
SAO
SAO 93402 DelFlag RA1950 PmRA1950 -0.0037
DE1950 PmDE1950 -0.02 Vmag 8.2 SpType F8
Double code Source 29 CatNum 994 DM BD+10 432
DMcomp BDsup HD 20779 M HD 0
GC RA1950rad 0.86647911 DE1950rad 0.18240595 PmRA2000 -0.0036
PmDE2000 -0.023
Hipparcos
Catalog H HIP 15633 Proxy H RAhms 03 21 18.10
DEdms +10 37 47.4 Vmag 8.42 VarFlag R Vmag H
RAdeg 50.3254 DEdeg 10.6298 AstroRef * Plx 11.88
CCDM 03213+1038 N CCDM M Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 52 Rho 0.266 HD 20779 BD BD+10 432
CD CP Dm number +10 432 VIred 0.65
SpType F8 R SpType Coord arcsec 2000 032118.10+103747.4
Hipparcos 2
HIP 15633 Sn 55 So 3 Nc 2
RArad 0.8783440518 DErad 0.1855256674 Plx 10.6 PmRA -40.49
PmDE -17.42 E RArad 1.29 E DErad 1 E Plx 1.48
E pmRA 1.91 E pmDE 1.83 Hpmag 8.5473 E Hpmag 0.0022
SHp 0.013 VA 0 BV 0.593 E BV 0.022
VI 0.66
CCDM
Ccdm 03213+1038 RComp Comp A Note1
Note2 Discov num DRAs 0.10 DDEs -13.4
R dRAs 81 Year Theta Rho
Obs 2 Vmag 8.6 Sp PmNote @
PmRA -35 PmDE -31 Dm number +10 432 Cat1 BD
Name2 +10 347 Cat2 AGK2/3 HD 20779 M HD
ADS BDS M ADS BDS N IDS * IDS 03159N1016A
HIC 15633
 
 
03213+1038 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 032118.12+103747.6 Mag 9.43 Calc delta mag 0.24
Calc coord yes
CCDM
Ccdm 03213+1038 RComp Comp B Note1
Note2 Discov num HEI 449 DRAs DDEs
R dRAs Year 1987 Theta 56 Rho 0.3
Obs 3 Vmag 8.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS * IDS 03159N1016B
HIC 15633