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Current system
22546+2020
BU 847
HD 216671


Nearby doubles
37' : 22545+1943
ITF 209

44' : 22534+1940
ITF 129

46' : 22530+2059
LDS5011AB

46' : 22574+1958
COU 334

48' : 22575+2046
RBR 21
Helvetios

49' : 22571+1945
LDS5024

50' : 22528+1938
ITF 126

56' : 22581+2045
HO 484AB

60' : 22541+1921
GRV 617

62' : 22590+2013
LDS5033

75' : 22576+1919
HU 397

76' : 22513+2120
UC 4834AB

78' : 22497+1945
UC 4825

82' : 22563+1902
TDT3799

90' : 22499+1920
BRT2509

94' : 22511+1901
ITF 132

95' : 22505+1905
J 210

96' : 22568+1849
CVR 271

98' : 22596+1913
CVR 963

100' : 22475+2020
TDS1184

104' : 22561+2201
TDT3795

104' : 22544+2203
DEA 92

107' : 22534+1835
CVR 959

110' : 22569+2205
TDT3807

116' : 22466+2049
GRV 604

116' : 22578+1833
GRV 625



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

22546+2020 BU 847 (HD 216671)

 
 
22h 54m 36.61s +20° 19' 59.1" P.A. 36.00 sep 6.8 mag 9.03,10.36 Sp G5 dist. 64.89 pc (211.67 l.y.)
 
 
Coord 2000 22546+2020 Discov num BU  847 Comp Coord arcsec 2000 22 54 36.61 +20 19 59.1
Date first 1881 Date last 2020 Obs 38
Pa first 37 Pa last 35.9 P.A. Now (θ) 35.9°
Sep first 6.4 Sep last 6.828 Sep. Now (ρ) 6.828"
Mag pri 9.03 Mag sec 10.36 delta mag (ΔM) 1.33 Spectral class G5 (yellow)
Pri motion ra +015 Sec motion ra +016
Pri motion dec -027 Sec motion dec -025
Notes
rPM=0.072 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 216671 Constellation Pegasus HIP 113133 Tycho2 1706-00595-1
Gaia DR2 2835174814796566016 HD 216671 BD BD+19 5030 Distance 64.89
Distance ly 211.67
 
 
WDS 22546+2020 BU 847 (HD 216671) : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22546+2020 BU 847 2007 26 36 7.0 9.03 10.36 G5 D 225436.61+201959.1
22546+2020 BU 847 2010 27 36 6.9 9.03 10.36 G5 D 225436.61+201959.1
22546+2020 BU 847 2016 31 36 6.9 9.03 10.36 G5 225436.61+201959.1
22546+2020 BU 847 2017 36 36 6.9 9.03 10.36 G5 225436.61+201959.1
22546+2020 BU 847 2020 37 36 6.8 9.03 10.36 G5 225436.61+201959.1

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

 
 
WDS 22546+2020 BU 847 (HD 216671) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22546+2020 BU 847 (HD 216671) : MEASURES
 
 
No records found.

 
 
WDS 22546+2020 (HD 216671) : VIRTUAL EYEPIECE
 
 

22546+2020 BU 847A mag 9.03 Sp G5 22546+2020 BU 847B sep 6.7 P.A. 34.20 mag 10.36 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 22546+2020 (HD 216671) : ALADIN DSS IMAGE @ 22h 54m 36.61s +20° 19' 59.1"
 
 
 
 
WDS 22546+2020 BU 847 (HD 216671) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22546+2020 BU 847 distance=0' 22545+1943 ITF 209 distance=37' 22534+1940 ITF 129 distance=44' 22530+2059 LDS5011AB distance=46' 22530+2059 LDS5011Aa,Ab distance=46' 22574+1958 COU 334 distance=46' 22575+2046 RBR 21 (Helvetios) distance=48' 22571+1945 LDS5024 distance=49' 22528+1938 ITF 126 distance=50' 22581+2045 HO 484AB distance=56' 22581+2045 HO 484AC distance=56' 22541+1921 GRV 617 distance=60' 22590+2013 LDS5033 distance=62' 22576+1919 HU 397 distance=75' 22513+2120 COU 238Aa,Ab distance=76' 22513+2120 UC 4834AB distance=76' 22497+1945 UC 4825 distance=78' 22563+1902 TDT3799 distance=82' 22499+1920 BRT2509 distance=90' 22511+1901 ITF 132 distance=94' 22505+1905 J 210 distance=95' 22568+1849 CVR 271 distance=96' 22596+1913 CVR 963 distance=98' 22475+2020 TDS1184 distance=100' 22561+2201 TDT3795 distance=104' 22544+2203 DEA 92 distance=104' 22534+1835 CVR 959 distance=107' 22569+2205 TDT3807 distance=110' 22466+2049 GRV 604 distance=116' 22578+1833 GRV 625 distance=116' 22493+2152 BRT2508 distance=118' 22510+2206 KPP2626 distance=118' 23028+1958 UC 4870 distance=118' 22597+2154 RAO 627 distance=118' 22465+1944 COU 333 distance=120' 22574+1827 BPM2468 distance=121' 22539+1820 J 619AB distance=121' 22539+1820 B 2904AC distance=121' 22475+1913 LSC 161 distance=121' 22564+2218 TDT3802 distance=122' 22460+2014 GRV 603 distance=122' 22579+1827 GWP3216 distance=123' 22482+1858 TDT3712 distance=123' 22507+2211 SLW1289 distance=124' 22546+1817 J 620 distance=124' 22519+1822 ITF 206 distance=125' 22525+2220 GRV 615 distance=125' 22515+1824 ITF 131 distance=125' 23004+1846 GRV 627 distance=125' 22519+2219 COU 239 distance=126' 22547+1812 J 621AB distance=129' 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 22546+2020 BU 847 36 6.8 0
Show 22545+1943 ITF 209 191 1.7 37
Show 22534+1940 ITF 129 248 4.8 44
Show 22530+2059 LDS5011 AB 93 263.2 46
Show 22530+2059 LDS5011 Aa,Ab 279 1.2 46
Show 22574+1958 COU 334 250 1.2 46
Show Helvetios 22575+2046 RBR 21 245 2.9 48
Show 22571+1945 LDS5024 307 54.5 49
Show 22528+1938 ITF 126 2 6.3 50
Show 22581+2045 HO 484 AB 101 3.7 56
Show 22581+2045 HO 484 AC 212 38.8 56
Show 22541+1921 GRV 617 51 65.4 60
Show 22590+2013 LDS5033 236 21.2 62
Show 22576+1919 HU 397 263 1.2 75
Show 22513+2120 COU 238 Aa,Ab 161 0.8 76
Show 22513+2120 UC 4834 AB 90 72.0 76
Show 22497+1945 UC 4825 61 37.7 78
Show 22563+1902 TDT3799 129 1.1 82
Show 22499+1920 BRT2509 209 4.5 90
Show 22511+1901 ITF 132 77 5.1 94
Show 22505+1905 J 210 324 5.3 95
Show 22568+1849 CVR 271 167 110.7 96
Show 22596+1913 CVR 963 91 9.1 98
Show 22475+2020 TDS1184 352 0.8 100
Show 22561+2201 TDT3795 264 0.5 104
Show 22544+2203 DEA 92 174 9.7 104
Show 22534+1835 CVR 959 208 12.5 107
Show 22569+2205 TDT3807 90 0.4 110
Show 22466+2049 GRV 604 251 22.4 116
Show 22578+1833 GRV 625 81 16.8 116
Show 22493+2152 BRT2508 256 3.1 118
Show 22510+2206 KPP2626 150 24.2 118
Show 23028+1958 UC 4870 38 9.5 118
Show 22597+2154 RAO 627 36 2.1 118
Show 22465+1944 COU 333 17 0.7 120
Show 22574+1827 BPM2468 184 112.0 121
Show 22539+1820 J 619 AB 223 2.3 121
Show 22539+1820 B 2904 AC 81 36.5 121
Show 22475+1913 LSC 161 65 0.2 121
Show 22564+2218 TDT3802 131 0.4 122
Show 22460+2014 GRV 603 288 12.5 122
Show 22579+1827 GWP3216 309 7.5 123
Show 22482+1858 TDT3712 166 1.9 123
Show 22507+2211 SLW1289 264 106.1 124
Show 22546+1817 J 620 79 2.3 124
Show 22519+1822 ITF 206 79 24.7 125
Show 22525+2220 GRV 615 190 29.3 125
Show 22515+1824 ITF 131 247 5.1 125
Show 23004+1846 GRV 627 219 77.6 125
Show 22519+2219 COU 239 297 2.1 126
Show 22547+1812 J 621 AB 145 2.3 129

 
 
WDS 22546+2020 : COMPONENTS
 
 
  A
B pa=34.2°
sep=6.68"
 
 
22546+2020 A
 
 
Name HD 216671 Coord arcsec 2000 225436.61+201959.1 Mag 9.03 Spectral class G5 (yellow)
PmRA 15.00 PmDE -27.0 HIP 113133 Tycho2 1706-00595-1
HD 216671 BD BD+19 5030
Tycho2
Tycho2 1706-00595-1 Pflag RAmdeg 343.65253163 DEmdeg 20.33309009
PmRA 16.6 PmDE -27.8 E RAmdeg 7 E DEmdeg 10
E pmRA 1.2 E pmDE 1.1 EpRAm 1991.36 EpDEm 1990.68
Num 8 Q RAmdeg 0.9 Q DEmdeg 1.3 Q pmRA 0.8
Q pmDE 1.3 BTmag 9.708 E BTmag 0.020 VTmag 9.028
E VTmag 0.015 Prox 67 TYC T HIP 113133
CCDM RAdeg 343.65249139 DEdeg 20.33315417 EpRA 1990 1.80
EpDE 1990 1.66 E RAdeg 6.8 E DEdeg 10.4 Posflg
Corr 0.0
Hipparcos
Catalog H HIP 113133 Proxy T RAhms 22 54 36.60
DEdms +20 19 59.4 Vmag 8.78 VarFlag R Vmag H
RAdeg 343.652 DEdeg 20.3332 AstroRef Plx 10.96
CCDM 22546+2020 N CCDM I Nsys 1 Ncomp 1
MultFlag X Source Qual S M HIP
Theta Rho HD 216671 BD BD+19 5030
CD CP Dm number +19 5030 VIred 0.9
SpType G5+... R SpType Coord arcsec 2000 225436.60+201959.4
Hipparcos 2
HIP 113133 Sn 1 So 2 Nc 1
RArad 5.9978674271 DErad 0.3548804911 Plx 15.41 PmRA 21.82
PmDE -29.82 E RArad 4.86 E DErad 2.8 E Plx 5.55
E pmRA 4.92 E pmDE 4.34 Hpmag 8.9074 E Hpmag 0.002
SHp 0.017 VA 0 BV 0.617 E BV 0.019
VI 0.69
CCDM
Ccdm 22546+2020 RComp Comp A Note1
Note2 Discov num DRAs 0.59 DDEs -1.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.0 Sp G5 PmNote *
PmRA 14 PmDE -39 Dm number +19 5030 Cat1 BD
Name2 +20 2588 Cat2 AGK2/3 HD 216671 M HD
ADS BDS A16358 M ADS BDS N IDS IDS 22497N1948A
HIC 113133
 
 
22546+2020 B
 
 
Coord arcsec 2000 225436.88+202004.6 Mag 10.36 PmRA 16.00 PmDE -25.0
Tycho2 1706-01306-1 Calc delta mag 1.33 Calc coord yes
Tycho2
Tycho2 1706-01306-1 Pflag RAmdeg 343.65367911 DEmdeg 20.33460950
PmRA 12.9 PmDE -26.1 E RAmdeg 18 E DEmdeg 31
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.02 EpDEm 1986.31
Num 3 Q RAmdeg 1.2 Q DEmdeg 2.0 Q pmRA 1.1
Q pmDE 2.0 BTmag 11.233 E BTmag 0.052 VTmag 10.358
E VTmag 0.035 Prox 67 TYC T HIP
CCDM RAdeg 343.65364778 DEdeg 20.33466972 EpRA 1990 1.84
EpDE 1990 1.67 E RAdeg 18.3 E DEdeg 31.5 Posflg
Corr 0.1
CCDM
Ccdm 22546+2020 RComp Comp B Note1
Note2 Discov num BU 847 DRAs 0.88 DDEs 4.1
R dRAs 10 Year 1881 Theta 036 Rho 6.5
Obs 11 Vmag 9.7 Sp PmNote *
PmRA 17 PmDE -26 Dm number Cat1
Name2 +20 2589 Cat2 AGK2/3 HD M HD
ADS BDS A16358 M ADS BDS N IDS IDS 22497N1948B
HIC 113133