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Current system
21121+1946
TDT 2820


Nearby doubles
25' : 21138+1942
GWP3047

25' : 21132+2006
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STF2767

28' : 21123+1919
TDT2825

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GWP3045

43' : 21107+1909
J 2339

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TDT2838

59' : 21133+2041
BRT2493

59' : 21091+1906
COU 329

61' : 21093+2029
J 575

61' : 21147+2034
TDT2853

61' : 21161+2011
SLW1234

65' : 21085+2025
J 574

65' : 21102+2045
RAO 25

72' : 21095+2047
GRV 426

73' : 21081+1857
J 3125

84' : 21120+1822
ZIE 12AB

84' : 21117+1821
LDS1051

89' : 21079+1851
HO 150

91' : 21058+1939
J 2702

100' : 21052+1936
HDS3005

101' : 21174+2053
KUI 106

104' : 21094+1809
SLN 89

105' : 21130+1802
J 577

106' : 21109+1801
COU 69

111' : 21179+1831
HU 368



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21121+1946 TDT 2820

 
 
21h 12m 09.00s +19° 45' 44.4" P.A. 107.00 sep 0.7 mag 10.66,10.72
 
 
Coord 2000 21121+1946 Discov num TDT2820 Comp Coord arcsec 2000 21 12 09.00 +19 45 44.4
Date first 1991 Date last 1991 Obs 1
Pa first 107 Pa last 107.1 P.A. Now (θ) 107.1°
Sep first 0.7 Sep last 0.66 Sep. Now (ρ) 0.66"
Mag pri 10.66 Mag sec 10.72 delta mag (ΔM) 0.06 Spectral class
Pri motion ra +005 Sec motion ra +005
Pri motion dec -006 Sec motion dec -006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus Tycho2 1658-00760-1 Gaia DR2 1789629996554260608
 
 
WDS 21121+1946 TDT 2820 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21121+1946 TDT2820 1991 1 107 0.7 10.66 10.72 211209.00+194544.4

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

 
 
WDS 21121+1946 TDT 2820 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21121+1946 TDT 2820 : MEASURES
 
 
No records found.

 
 
WDS 21121+1946 : VIRTUAL EYEPIECE
 
 

21121+1946 TDT2820A mag 10.66 21121+1946 TDT2820B sep 0.6 P.A. 108.10 mag 10.72 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 21121+1946 : ALADIN DSS IMAGE @ 21h 12m 09.00s +19° 45' 44.4"
 
 
 
 
WDS 21121+1946 TDT 2820 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21121+1946 TDT2820 distance=0' 21138+1942 GWP3047 distance=25' 21132+2006 LDS4870 distance=25' 21105+1958 STF2767 distance=27' 21123+1919 TDT2825 distance=28' 21132+1915 GWP3045 distance=35' 21107+1909 J 2339 distance=43' 21138+2025 TDT2838 distance=46' 21133+2041 BRT2493 distance=59' 21091+1906 COU 329 distance=59' 21093+2029 J 575 distance=61' 21147+2034 TDT2853 distance=61' 21161+2011 SLW1234 distance=61' 21085+2025 J 574 distance=65' 21102+2045 RAO 25 distance=65' 21095+2047 GRV 426 distance=72' 21081+1857 J 3125 distance=73' 21120+1822 ZIE 12AB distance=84' 21120+1822 ZIE 12AC distance=84' 21117+1821 LDS1051 distance=84' 21079+1851 HO 150 distance=89' 21058+1939 J 2702 distance=91' 21052+1936 HDS3005 distance=100' 21174+2053 KUI 106 distance=101' 21094+1809 SLN 89 distance=104' 21130+1802 J 577 distance=105' 21109+1801 COU 69 distance=106' 21179+1831 HU 368 distance=111' 21061+1836 TDS1116 distance=112' 21200+1953 GRV 447 distance=112' 21157+2128 RAO 450 distance=115' 21062+2106 TDT2748 distance=117' 21063+1824 BPM2326 distance=117' 21162+2128 SLW1235 distance=117' 21115+2144 COU 227 distance=119' 21093+2140 UC 4391 distance=122' 21083+1757 BPM2332 distance=123' 21169+2129 TDS1122 distance=123' 21150+1750 BPM2352 distance=123' 21046+2053 AG 269 distance=126' 21148+1746 SHN 249 distance=127' 21089+1748 HU 365 distance=127' 21146+2147 KPP2406 distance=127' 21059+2118 A 178 distance=128' 21141+1741 BPM2349 distance=128' 21091+2146 GIC9023 distance=128' 21158+1745 LDS1052 distance=130' 21187+2118 HDS3033Aa,Ab distance=130' 21187+2118 ARY 62AB distance=130' 21182+1807 BPMA253 distance=131' 21091+2149 BRT2491 distance=131' 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 21121+1946 TDT2820 107 0.7
Show 21138+1942 GWP3047 184 7.7 25
Show 21132+2006 LDS4870 32 369.6 25
Show 21105+1958 STF2767 28 2.5 27
Show 21123+1919 TDT2825 299 0.4 28
Show 21132+1915 GWP3045 147 18.4 35
Show 21107+1909 J 2339 249 7.2 43
Show 21138+2025 TDT2838 20 0.5 46
Show 21133+2041 BRT2493 316 4.3 59
Show 21091+1906 COU 329 99 0.6 59
Show 21093+2029 J 575 181 10.9 61
Show 21147+2034 TDT2853 221 1.7 61
Show 21161+2011 SLW1234 135 83.9 61
Show 21085+2025 J 574 47 3.1 65
Show 21102+2045 RAO 25 211 3.2 65
Show 21095+2047 GRV 426 129 37.4 72
Show 21081+1857 J 3125 259 4.7 73
Show 21120+1822 ZIE 12 AB 26 13.3 84
Show 21120+1822 ZIE 12 AC 268 298.4 84
Show 21117+1821 LDS1051 88 298.5 84
Show 21079+1851 HO 150 136 3.0 89
Show 21058+1939 J 2702 178 5.4 91
Show 21052+1936 HDS3005 14 0.3 100
Show 21174+2053 KUI 106 341 4.4 101
Show 21094+1809 SLN 89 15 2.1 104
Show 21130+1802 J 577 19 2.4 105
Show 21109+1801 COU 69 330 1.5 106
Show 21179+1831 HU 368 312 0.2 111
Show 21061+1836 TDS1116 265 1.2 112
Show 21200+1953 GRV 447 277 32.2 112
Show 21157+2128 RAO 450 14 3.0 115
Show 21062+2106 TDT2748 44 1.3 117
Show 21063+1824 BPM2326 314 67.8 117
Show 21162+2128 SLW1235 134 10.4 117
Show 21115+2144 COU 227 122 0.5 119
Show 21093+2140 UC 4391 144 54.8 122
Show 21083+1757 BPM2332 327 113.5 123
Show 21169+2129 TDS1122 248 1.4 123
Show 21150+1750 BPM2352 127 115.1 123
Show 21046+2053 AG 269 172 8.4 126
Show 21148+1746 SHN 249 -1 0.2 127
Show 21089+1748 HU 365 19 1.0 127
Show 21146+2147 KPP2406 36 20.8 127
Show 21059+2118 A 178 64 1.0 128
Show 21141+1741 BPM2349 124 51.8 128
Show 21091+2146 GIC9023 166 1.1 128
Show 21158+1745 LDS1052 69 8.6 130
Show 21187+2118 HDS3033 Aa,Ab 319 0.0 130
Show 21187+2118 ARY 62 AB 105 88.1 130
Show 21182+1807 BPMA253 239 269.4 131
Show 21091+2149 BRT2491 306 3.3 131

 
 
WDS 21121+1946 : COMPONENTS
 
 
  A
B pa=108.1°
sep=0.62"
 
 
21121+1946 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211209.00+194544.4 Mag 10.66 PmRA 5.00
PmDE -6.0 Tycho2 1658-00760-1
Tycho2
Tycho2 1658-00760-1 Pflag RAmdeg 318.03757807 DEmdeg 19.76230486
PmRA 5.4 PmDE -5.7 E RAmdeg 22 E DEmdeg 30
E pmRA 1.2 E pmDE 1.3 EpRAm 1987.01 EpDEm 1983.12
Num 5 Q RAmdeg 1.5 Q DEmdeg 0.7 Q pmRA 1.5
Q pmDE 0.7 BTmag 11.909 E BTmag 0.099 VTmag 10.090
E VTmag 0.034 Prox 999 TYC T HIP
CCDM RAdeg 318.03756028 DEdeg 19.76231389 EpRA 1990 1.67
EpDE 1990 1.27 E RAdeg 24.4 E DEdeg 34.7 Posflg
Corr 0.1
 
 
21121+1946 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211209.04+194544.2 Mag 10.72 PmRA 5.00
PmDE -6.0 Calc delta mag 0.06 Calc coord yes