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Doubles in session


Current system
20144+4112
TDT 2112
HD 228515


Nearby doubles
4' : 20143+4115
COU2639

10' : 20151+4118
A 387AB

19' : 20138+4055
TDT2106

24' : 20137+4050
DOO 13

25' : 20144+4048
TDT2113

33' : 20171+4127
ARN 97

35' : 20136+4040
TDT2104

36' : 20133+4038
GRV 324

38' : 20148+4035
TDT2118

42' : 20181+4122
ES 1674

44' : 20155+4030
A 390

45' : 20111+4048
TDT2057

47' : 20185+4123
TDT2154

49' : 20187+4113
COU2640

51' : 20110+4041
KPP1897

51' : 20181+4044
STF2666AB

51' : 20158+4024
TDS1055

52' : 20111+4131
HJ 1491

53' : 20186+4136
ES 1675

53' : 20168+4158
ES 1568AB

55' : 20144+4206
STT 403AB

56' : 20097+4130
HDS2871

57' : 20177+4030
HDS2897

58' : 20169+4022
BU 661AB

60' : 20184+4033
ARN 49

61' : 20197+4108
STTA205



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

20144+4112 TDT 2112 (HD 228515)

 
 
20h 14m 26.60s +41° 12' 09.8" P.A. 64.00 sep 0.6 mag 11.42,11.77 Sp K0
 
 
Coord 2000 20144+4112 Discov num TDT2112 Comp Coord arcsec 2000 20 14 26.60 +41 12 09.8
Date first 1991 Date last 2016 Obs 2
Pa first 40 Pa last 64 P.A. Now (θ) 64°
Sep first 0.7 Sep last 0.6 Sep. Now (ρ) 0.6"
Mag pri 11.42 Mag sec 11.77 delta mag (ΔM) 0.35 Spectral class K0 (yellow-orange)
Pri motion ra -003 Sec motion ra -003
Pri motion dec -006 Sec motion dec -006
Notes T (Parallax indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 228515 Constellation Cygnus Tycho2 3155-00985-1 Gaia DR2 2062619045604603520
HD 228515
 
 
WDS 20144+4112 TDT 2112 (HD 228515) : 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
20144+4112 TDT2112 1991 1 40 0.7 11.42 11.77 201426.60+411209.8
20144+4112 TDT2112 2016 2 64 0.6 11.42 11.77 K0 T 201426.60+411209.8

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

 
 
WDS 20144+4112 TDT 2112 (HD 228515) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20144+4112 TDT 2112 (HD 228515) : MEASURES
 
 
No records found.

 
 
WDS 20144+4112 (HD 228515) : VIRTUAL EYEPIECE
 
 

20144+4112 TDT2112A mag 11.42 Sp K0 20144+4112 TDT2112B sep 0.5 P.A. 57.00 mag 11.77 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 20144+4112 (HD 228515) : ALADIN DSS IMAGE @ 20h 14m 26.60s +41° 12' 09.8"
 
 
 
 
WDS 20144+4112 TDT 2112 (HD 228515) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20144+4112 TDT2112 distance=0' 20143+4115 COU2639 distance=4' 20151+4118 A 387CD distance=10' 20151+4118 A 387AB distance=10' 20151+4118 A 387AC distance=10' 20138+4055 TDT2106 distance=19' 20137+4050 DOO 13 distance=24' 20144+4048 TDT2113 distance=25' 20171+4127 ARN 97 distance=33' 20136+4040 TDT2104 distance=35' 20133+4038 GRV 324 distance=36' 20148+4035 TDT2118 distance=38' 20181+4122 ES 1674 distance=42' 20155+4030 A 390 distance=44' 20111+4048 TDT2057 distance=45' 20185+4123 TDT2154 distance=47' 20187+4113 COU2640 distance=49' 20110+4041 KPP1897 distance=51' 20181+4044 CHR 96Aa,Ab distance=51' 20181+4044 STF2666AB distance=51' 20181+4044 STF2666AC distance=51' 20181+4044 TAR 5AD distance=51' 20181+4044 STF2666CD distance=51' 20158+4024 TDS1055 distance=51' 20111+4131 HJ 1491 distance=52' 20186+4136 ES 1675 distance=53' 20168+4158 ES 1568BC distance=53' 20168+4158 ES 1568AB distance=53' 20144+4206 STT 403AB distance=55' 20144+4206 STF2657AC distance=55' 20097+4130 HDS2871 distance=56' 20177+4030 HDS2897 distance=57' 20169+4022 BU 661AB distance=58' 20169+4022 BU 661AC distance=58' 20184+4033 ARN 49 distance=60' 20197+4108 STTA205 distance=61' 20097+4046 BRT2254 distance=61' 20170+4017 CNT 5 distance=62' 20133+4214 COU2638 distance=63' 20176+4020 BRT2259 distance=64' 20142+4216 TDT2110 distance=65' 20097+4149 TDT2037 distance=65' 20090+4045 HJ 1487AB distance=68' 20090+4045 OPI9003AC distance=68' 20163+4007 MLB1013 distance=69' 20205+4122 LI 5AB distance=69' 20205+4122 FAB 15AC distance=69' 20205+4127 LI 4 distance=69' 20099+4200 CVR 219 distance=70' 20107+4208 COU2637 distance=70' 20197+4151 MMA 3 distance=71' 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 20144+4112 TDT2112 64 0.6
Show 20143+4115 COU2639 244 0.4 4
Show 20151+4118 A 387 CD 19 9.0 10
Show 20151+4118 A 387 AB 151 5.1 10
Show 20151+4118 A 387 AC 222 21.6 10
Show 20138+4055 TDT2106 358 0.5 19
Show 20137+4050 DOO 13 258 3.0 24
Show 20144+4048 TDT2113 181 0.5 25
Show 20171+4127 ARN 97 220 12.8 33
Show 20136+4040 TDT2104 161 0.9 35
Show 20133+4038 GRV 324 252 7.7 36
Show 20148+4035 TDT2118 312 0.4 38
Show 20181+4122 ES 1674 125 4.9 42
Show 20155+4030 A 390 328 0.8 44
Show 20111+4048 TDT2057 14 1.3 45
Show 20185+4123 TDT2154 311 0.5 47
Show 20187+4113 COU2640 265 0.5 49
Show 20110+4041 KPP1897 323 14.9 51
Show 20181+4044 CHR 96 Aa,Ab 151 0.1 51
Show 20181+4044 STF2666 AB 245 2.8 51
Show 20181+4044 STF2666 AC 207 34.0 51
Show 20181+4044 TAR 5 AD 181 49.6 51
Show 20181+4044 STF2666 CD 142 24.1 51
Show 20158+4024 TDS1055 163 0.9 51
Show 20111+4131 HJ 1491 297 4.8 52
Show 20186+4136 ES 1675 324 2.2 53
Show 20168+4158 ES 1568 BC 187 2.3 53
Show 20168+4158 ES 1568 AB 292 12.8 53
Show 20144+4206 STT 403 AB 170 0.9 55
Show 20144+4206 STF2657 AC 32 11.6 55
Show 20097+4130 HDS2871 228 0.2 56
Show 20177+4030 HDS2897 273 0.3 57
Show 20169+4022 BU 661 AB 69 12.3 58
Show 20169+4022 BU 661 AC 217 111.7 58
Show 20184+4033 ARN 49 313 30.2 60
Show 20197+4108 STTA205 321 45.5 61
Show 20097+4046 BRT2254 72 3.6 61
Show 20170+4017 CNT 5 331 5.9 62
Show 20133+4214 COU2638 48 1.8 63
Show 20176+4020 BRT2259 29 1.4 64
Show 20142+4216 TDT2110 178 4.5 65
Show 20097+4149 TDT2037 21 2.8 65
Show 20090+4045 HJ 1487 AB 298 14.3 68
Show 20090+4045 OPI9003 AC 195 60.1 68
Show 20163+4007 MLB1013 160 4.0 69
Show 20205+4122 LI 5 AB 145 8.8 69
Show 20205+4122 FAB 15 AC 203 19.5 69
Show 20205+4127 LI 4 333 8.9 69
Show 20099+4200 CVR 219 210 113.2 70
Show 20107+4208 COU2637 121 0.5 70
Show 20197+4151 MMA 3 105 11.0 71

 
 
WDS 20144+4112 : COMPONENTS
 
 
  A
B pa=57.0°
sep=0.48"
 
 
20144+4112 A
 
 
Componente originario normalizzato AB Name HD 228515 Coord arcsec 2000 201426.60+411209.8 Mag 11.42
Spectral class K0 (yellow-orange) PmRA -3.00 PmDE -6.0 Tycho2 3155-00985-1
HD 228515
Tycho2
Tycho2 3155-00985-1 Pflag RAmdeg 303.61090167 DEmdeg 41.20280142
PmRA -3.0 PmDE -6.4 E RAmdeg 30 E DEmdeg 30
E pmRA 1.6 E pmDE 1.5 EpRAm 1985.93 EpDEm 1985.75
Num 4 Q RAmdeg 0.9 Q DEmdeg 2.6 Q pmRA 0.9
Q pmDE 2.7 BTmag 11.516 E BTmag 0.059 VTmag 10.934
E VTmag 0.057 Prox 730 TYC T HIP
CCDM RAdeg 303.61091083 DEdeg 41.20281222 EpRA 1990 1.70
EpDE 1990 1.72 E RAdeg 37.0 E DEdeg 35.9 Posflg P
Corr 0.0
 
 
20144+4112 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201426.64+411210.1 Mag 11.77 PmRA -3.00
PmDE -6.0 Calc delta mag 0.35 Calc coord yes