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Doubles in session


Current system
21074+3038
TDT 2767


Nearby doubles
11' : 21073+3048
TDT2766

15' : 21064+3031
TDT2751

17' : 21077+3022
UC 256

25' : 21056+3043
TDT2737

28' : 21092+3023
CBL 90

29' : 21077+3009
KPP1031

31' : 21086+3012
STF2762AB

31' : 21088+3102
ES 375

37' : 21101+3027
KPP4225

38' : 21070+3001
J 1319

40' : 21099+3100
HJ 1616AB

40' : 21103+3027
TDT2801

40' : 21080+3116
LDS2940

46' : 21079+3123
GRV 421

47' : 21050+3109
J 3124

47' : 21047+3109
DAM 226

53' : 21078+2945
MLB 715AB

53' : 21046+3116
J 2336

53' : 21034+3025
SMA 123

54' : 21115+3033
ALD 5

55' : 21037+3104
STT 427

56' : 21031+3039
GRV 407

57' : 21117+3038
J 1235

58' : 21052+3127
GRV 412

59' : 21093+3131
COU1333

59' : 21086+3135
J 2337



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

21074+3038 TDT 2767

 
 
21h 07m 24.28s +30° 37' 49.3" P.A. 173.00 sep 10.5 mag 10.70,12.40
 
 
Coord 2000 21074+3038 Discov num TDT2767 Comp Coord arcsec 2000 21 07 24.28 +30 37 49.3
Date first 1902 Date last 2015 Obs 12
Pa first 172 Pa last 172.5 P.A. Now (θ) 172.5°
Sep first 10.0 Sep last 10.48 Sep. Now (ρ) 10.48"
Mag pri 10.70 Mag sec 12.40 delta mag (ΔM) 1.7 Spectral class
Pri motion ra +000 Sec motion ra -003
Pri motion dec -009 Sec motion dec -013
Notes
rPM=0.375
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2701-03818-1 Gaia DR2 1852575976389034368
 
 
WDS 21074+3038 TDT 2767 : 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
21074+3038 TDT2767 2001 4 174 10.2 10.70 12.40 D 210724.28+303749.3
21074+3038 TDT2767 2002 5 173 10.5 10.70 12.40 D 210724.28+303749.3
21074+3038 TDT2767 2015 6 173 10.5 10.70 12.40 210724.28+303749.3

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

 
 
WDS 21074+3038 TDT 2767 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21074+3038 TDT 2767 : MEASURES
 
 
No records found.

 
 
WDS 21074+3038 : VIRTUAL EYEPIECE
 
 

21074+3038 TDT2767A mag 10.7 21074+3038 TDT2767B sep 10.5 P.A. 173.50 mag 12.4 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 21074+3038 : ALADIN DSS IMAGE @ 21h 07m 24.28s +30° 37' 49.3"
 
 
 
 
WDS 21074+3038 TDT 2767 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21074+3038 TDT2767 distance=0' 21073+3048 TDT2766 distance=11' 21064+3031 TDT2751 distance=15' 21077+3022 UC 256 distance=17' 21056+3043 TDT2737 distance=25' 21092+3023 CBL 90 distance=28' 21077+3009 KPP1031 distance=29' 21086+3012 STF2762AB distance=31' 21086+3012 STF2762AC distance=31' 21086+3012 STF2762AD distance=31' 21088+3102 ES 375 distance=31' 21101+3027 KPP4225 distance=37' 21070+3001 J 1319 distance=38' 21099+3100 HJ 1616AB distance=40' 21099+3100 GRV 431AC distance=40' 21103+3027 TDT2801 distance=40' 21080+3116 LDS2940 distance=40' 21079+3123 GRV 421 distance=46' 21050+3109 J 3124 distance=47' 21047+3109 DAM 226 distance=47' 21078+2945 MLB 715AB distance=53' 21078+2945 MLB 715AC distance=53' 21046+3116 J 2336 distance=53' 21034+3025 SMA 123 distance=53' 21115+3033 ALD 5 distance=54' 21037+3104 STT 427 distance=55' 21031+3039 GRV 407 distance=56' 21117+3038 J 1235 distance=57' 21052+3127 GRV 412 distance=58' 21093+3131 COU1333 distance=59' 21086+3135 J 2337 distance=59' 21026+3041 COU1182 distance=63' 21065+2933 AG 413 distance=67' 21058+2931 LDS2938 distance=70' 21037+3130 TDT2721 distance=71' 21020+3052 LDS2937 distance=72' 21098+3143 ES 2440 distance=73' 21075+2924 TDT2769 distance=75' 21025+2958 COU1181 distance=75' 21020+3107 TDT2706 distance=76' 21129+3014 BAS 7Aa,Ab distance=76' 21129+3014 BUP 227AB distance=76' 21129+3014 BUP 227AC distance=76' 21129+3014 BUP 227AD distance=76' 21129+3014 FYM 141AE distance=76' 21129+3014 FYM 141AF distance=76' 21129+3014 FYM 141AG distance=76' 21133+3100 BRT 286 distance=79' 21091+2922 COU1332 distance=80' 21118+2943 HAU 27 distance=80' 21102+3151 SEI1423 distance=82' 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 21074+3038 TDT2767 173 10.5
Show 21073+3048 TDT2766 193 1.9 11
Show 21064+3031 TDT2751 148 2.4 15
Show 21077+3022 UC 256 67 48.1 17
Show 21056+3043 TDT2737 322 6.3 25
Show 21092+3023 CBL 90 113 54.5 28
Show 21077+3009 KPP1031 334 8.3 29
Show 21086+3012 STF2762 AB 303 3.3 31
Show 21086+3012 STF2762 AC 229 59.3 31
Show 21086+3012 STF2762 AD 66 73.1 31
Show 21088+3102 ES 375 42 4.5 31
Show 21101+3027 KPP4225 236 2.2 37
Show 21070+3001 J 1319 206 1.7 38
Show 21099+3100 HJ 1616 AB 315 10.3 40
Show 21099+3100 GRV 431 AC 16 22.5 40
Show 21103+3027 TDT2801 237 0.9 40
Show 21080+3116 LDS2940 222 7.6 40
Show 21079+3123 GRV 421 185 14.6 46
Show 21050+3109 J 3124 208 4.5 47
Show 21047+3109 DAM 226 16 4.3 47
Show 21078+2945 MLB 715 AB 40 5.5 53
Show 21078+2945 MLB 715 AC 336 25.3 53
Show 21046+3116 J 2336 40 9.1 53
Show 21034+3025 SMA 123 145 7.2 53
Show 21115+3033 ALD 5 153 3.7 54
Show 21037+3104 STT 427 153 4.1 55
Show 21031+3039 GRV 407 221 59.2 56
Show 21117+3038 J 1235 184 2.8 57
Show 21052+3127 GRV 412 265 42.4 58
Show 21093+3131 COU1333 258 0.6 59
Show 21086+3135 J 2337 349 6.2 59
Show 21026+3041 COU1182 180 1.0 63
Show 21065+2933 AG 413 107 2.7 67
Show 21058+2931 LDS2938 247 23.5 70
Show 21037+3130 TDT2721 43 2.1 71
Show 21020+3052 LDS2937 140 55.9 72
Show 21098+3143 ES 2440 202 5.0 73
Show 21075+2924 TDT2769 157 1.1 75
Show 21025+2958 COU1181 214 0.7 75
Show 21020+3107 TDT2706 204 0.6 76
Show 21129+3014 BAS 7 Aa,Ab 246 0.0 76
Show 21129+3014 BUP 227 AB 205 65.2 76
Show 21129+3014 BUP 227 AC 300 91.5 76
Show 21129+3014 BUP 227 AD 63 105.3 76
Show 21129+3014 FYM 141 AE 76 42.8 76
Show 21129+3014 FYM 141 AF 267 63.6 76
Show 21129+3014 FYM 141 AG 97 70.7 76
Show 21133+3100 BRT 286 250 6.6 79
Show 21091+2922 COU1332 20 0.2 80
Show 21118+2943 HAU 27 297 50.0 80
Show 21102+3151 SEI1423 226 13.5 82

 
 
WDS 21074+3038 : COMPONENTS
 
 
  A
B pa=173.5°
sep=10.46"
 
 
21074+3038 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210724.28+303749.3 Mag 10.7 PmRA 0.00
PmDE -9.0 Tycho2 2701-03818-1
Tycho2
Tycho2 2701-03818-1 Pflag RAmdeg 316.85117222 DEmdeg 30.63037459
PmRA -2.6 PmDE -8.5 E RAmdeg 28 E DEmdeg 25
E pmRA 2.2 E pmDE 2.1 EpRAm 1989.67 EpDEm 1990.18
Num 3 Q RAmdeg 0.8 Q DEmdeg 0.7 Q pmRA 0.8
Q pmDE 0.7 BTmag 11.103 E BTmag 0.043 VTmag 10.702
E VTmag 0.043 Prox 50 TYC T HIP
CCDM RAdeg 316.85117944 DEdeg 30.63039417 EpRA 1990 1.41
EpDE 1990 1.66 E RAdeg 28.0 E DEdeg 24.5 Posflg
Corr 0.2
 
 
21074+3038 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210724.37+303738.9 Mag 12.4 PmRA -3.00
PmDE -13.0 Tycho2 2701-00265-1 Calc delta mag 1.7 Calc coord yes
Tycho2
Tycho2 2701-00265-1 Pflag RAmdeg 316.85150542 DEmdeg 30.62914975
PmRA -5.4 PmDE 49.1 E RAmdeg 141 E DEmdeg 125
E pmRA 4.3 E pmDE 4.0 EpRAm 1976.43 EpDEm 1979.17
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 14.035 E BTmag 0.393 VTmag 12.403
E VTmag 0.177 Prox 50 TYC HIP
CCDM RAdeg 316.85152056 DEdeg 30.62903611 EpRA 1990 1.40
EpDE 1990 1.66 E RAdeg 154.7 E DEdeg 134.7 Posflg
Corr 0.1