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Doubles in session


Current system
21002+4027
TDT 2688


Nearby doubles
12' : 20599+4016
ENG 79AB

18' : 21014+4037
HDS2995

23' : 21000+4004
KUI 103AB

29' : 20581+4043
COU2430AB

30' : 21010+3959
A 1438

34' : 20588+3957
TDT2670

34' : 20596+3953
SEI1358

35' : 21032+4024
ES 1986

35' : 21019+4055
TDT2704

39' : 20591+3950
BKO 479

41' : 21012+3949
SEI1369

42' : 21014+3948
SEI1370

43' : 20592+3946
BKO 481

44' : 20576+4058
A 400

44' : 21031+3959
LDS2483AB

44' : 20590+3945
SEI1349

45' : 20591+3944
BKO 480

47' : 20592+3941
SEI1351AB

48' : 21008+3940
SEI1364

49' : 21037+4053
LDS2485

49' : 20587+3942
BKO 477

53' : 21029+3946
SEI1379

56' : 20572+4110
HDS2986

56' : 20577+3943
COU2429

56' : 21050+4021
COU2135

57' : 20591+3932
TOB 205



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

21002+4027 TDT 2688

 
 
21h 00m 09.77s +40° 26' 42.8" P.A. 104.00 sep 0.5 mag 11.01,11.07
 
 
Coord 2000 21002+4027 Discov num TDT2688 Comp Coord arcsec 2000 21 00 09.77 +40 26 42.8
Date first 1991 Date last 1991 Obs 1
Pa first 104 Pa last 103.8 P.A. Now (θ) 103.8°
Sep first 0.5 Sep last 0.47 Sep. Now (ρ) 0.47"
Mag pri 11.01 Mag sec 11.07 delta mag (ΔM) 0.06 Spectral class
Pri motion ra -004 Sec motion ra -004
Pri motion dec -004 Sec motion dec -004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3172-01843-1 Gaia DR2 1873360491371657984
 
 
WDS 21002+4027 TDT 2688 : 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
21002+4027 TDT2688 1991 1 104 0.5 11.01 11.07 210009.77+402642.8

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

 
 
WDS 21002+4027 TDT 2688 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21002+4027 TDT 2688 : MEASURES
 
 
No records found.

 
 
WDS 21002+4027 : VIRTUAL EYEPIECE
 
 

21002+4027 TDT2688A mag 11.01 21002+4027 TDT2688B sep 0.4 P.A. 107.90 mag 11.07 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 21002+4027 : ALADIN DSS IMAGE @ 21h 00m 09.77s +40° 26' 42.8"
 
 
 
 
WDS 21002+4027 TDT 2688 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21002+4027 TDT2688 distance=0' 20599+4016 COU2431Aa,Ab distance=12' 20599+4016 ENG 79AB distance=12' 20599+4016 LEP 98AD distance=12' 20599+4016 BUP 221AC distance=12' 20599+4016 LSC 1Aa1,2 distance=12' 20599+4016 BUP 221BC distance=15' 20599+4016 SEI1363CR distance=15' 21014+4037 HDS2995 distance=18' 21000+4004 KUI 103AB distance=23' 21000+4004 RAO 689AC distance=23' 20599+4016 HDS2989Da,Db distance=28' 20599+4016 RAO 72DE distance=28' 20581+4043 COU2430AB distance=29' 20581+4043 COU2430AB,C distance=29' 21010+3959 A 1438 distance=30' 20588+3957 TDT2670 distance=34' 20596+3953 SEI1358 distance=34' 21032+4024 ES 1986 distance=35' 21019+4055 TDT2704 distance=35' 20591+3950 BKO 479 distance=39' 21012+3949 SEI1369 distance=41' 21014+3948 SEI1370 distance=42' 20592+3946 BKO 481 distance=43' 20576+4058 A 400 distance=44' 21031+3959 LDS2483AB distance=44' 20590+3945 SEI1349 distance=44' 20591+3944 BKO 480 distance=45' 20592+3941 SEI1351AB distance=47' 20592+3941 TOB 206AC distance=47' 21008+3940 SEI1364 distance=48' 21037+4053 LDS2485 distance=49' 20587+3942 BKO 477 distance=49' 21029+3946 SEI1379 distance=53' 20572+4110 HDS2986 distance=56' 20577+3943 COU2429 distance=56' 21050+4021 COU2135 distance=56' 20591+3932 TOB 205 distance=57' 20556+4004 TDT2634 distance=57' 20589+3931 SEI1348 distance=57' 21044+4057 ROE 44 distance=58' 20585+4121 BLL 53 distance=59' 21023+3931 H 4 113AB distance=62' 21023+3931 H 4 113AC distance=62' 21023+3931 SMY 6AE distance=62' 21023+3931 WRD 4AF distance=62' 21023+3931 SMY 6AD distance=62' 21023+3931 WRD 4AG distance=62' 21023+3931 FYM 114AI distance=62' 20593+3925 SEI1353 distance=63' 21023+3931 WRD 4ED distance=63' 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 21002+4027 TDT2688 104 0.5
Show 20599+4016 COU2431 Aa,Ab 205 2.2 12
Show 20599+4016 ENG 79 AB 219 165.9 12
Show 20599+4016 LEP 98 AD 258 999.9 12
Show 20599+4016 BUP 221 AC 154 210.3 12
Show 20599+4016 LSC 1 Aa1,2 257 0.0 12
Show 20599+4016 BUP 221 BC 107 203.7 15
Show 20599+4016 SEI1363 CR 37 8.7 15
Show 21014+4037 HDS2995 97 0.1 18
Show 21000+4004 KUI 103 AB 58 0.9 23
Show 21000+4004 RAO 689 AC 300 2.4 23
Show 20599+4016 HDS2989 Da,Db 143 0.1 28
Show 20599+4016 RAO 72 DE 118 19.8 28
Show 20581+4043 COU2430 AB 254 0.4 29
Show 20581+4043 COU2430 AB,C 176 3.0 29
Show 21010+3959 A 1438 257 0.3 30
Show 20588+3957 TDT2670 6 0.5 34
Show 20596+3953 SEI1358 273 30.9 34
Show 21032+4024 ES 1986 21 4.2 35
Show 21019+4055 TDT2704 316 1.1 35
Show 20591+3950 BKO 479 9 12.4 39
Show 21012+3949 SEI1369 309 4.5 41
Show 21014+3948 SEI1370 141 20.7 42
Show 20592+3946 BKO 481 204 11.5 43
Show 20576+4058 A 400 69 1.9 44
Show 21031+3959 LDS2483 AB 41 30.6 44
Show 20590+3945 SEI1349 160 27.9 44
Show 20591+3944 BKO 480 236 11.1 45
Show 20592+3941 SEI1351 AB 256 17.5 47
Show 20592+3941 TOB 206 AC 71 38.4 47
Show 21008+3940 SEI1364 114 12.1 48
Show 21037+4053 LDS2485 226 15.3 49
Show 20587+3942 BKO 477 8 7.6 49
Show 21029+3946 SEI1379 7 19.4 53
Show 20572+4110 HDS2986 176 0.1 56
Show 20577+3943 COU2429 209 0.8 56
Show 21050+4021 COU2135 351 0.2 56
Show 20591+3932 TOB 205 203 14.5 57
Show 20556+4004 TDT2634 54 1.9 57
Show 20589+3931 SEI1348 295 26.4 57
Show 21044+4057 ROE 44 43 7.2 58
Show 20585+4121 BLL 53 352 169.0 59
Show 21023+3931 H 4 113 AB 299 18.9 62
Show 21023+3931 H 4 113 AC 248 26.7 62
Show 21023+3931 SMY 6 AE 87 95.7 62
Show 21023+3931 WRD 4 AF 223 101.8 62
Show 21023+3931 SMY 6 AD 141 57.0 62
Show 21023+3931 WRD 4 AG 230 95.0 62
Show 21023+3931 FYM 114 AI 277 41.1 62
Show 20593+3925 SEI1353 113 17.5 63
Show 21023+3931 WRD 4 ED 230 77.7 63

 
 
WDS 21002+4027 : COMPONENTS
 
 
  A
B pa=107.9°
sep=0.37"
 
 
21002+4027 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210009.77+402642.8 Mag 11.01 PmRA -4.00
PmDE -4.0 Tycho2 3172-01843-1
Tycho2
Tycho2 3172-01843-1 Pflag RAmdeg 315.04081156 DEmdeg 40.44519800
PmRA -3.8 PmDE -3.9 E RAmdeg 23 E DEmdeg 21
E pmRA 1.2 E pmDE 1.2 EpRAm 1986.29 EpDEm 1986.73
Num 6 Q RAmdeg 1.7 Q DEmdeg 1.2 Q pmRA 1.7
Q pmDE 1.2 BTmag 10.965 E BTmag 0.045 VTmag 10.389
E VTmag 0.038 Prox 999 TYC T HIP
CCDM RAdeg 315.04081417 DEdeg 40.44520750 EpRA 1990 1.70
EpDE 1990 1.78 E RAdeg 26.5 E DEdeg 25.0 Posflg
Corr 0.1
 
 
21002+4027 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210009.80+402642.7 Mag 11.07 PmRA -4.00
PmDE -4.0 Calc delta mag 0.06 Calc coord yes