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Doubles in session


Current system
20456+4014
TDT 2519


Nearby doubles
5' : 20454+4011
TDT2518

7' : 20453+4010
COU2293

10' : 20454+4023
OSO 133AB

12' : 20466+4020
ES 1982

19' : 20444+4027
TDT2510

24' : 20440+4030
SLN 85

25' : 20436+4024
DAM1256

28' : 20446+4040
HJ 1573

29' : 20446+4041
HJ 1574

29' : 20434+4001
BRT2272

30' : 20432+4026
COU2421

33' : 20476+4038
CNT 9

34' : 20481+3958
CVR 231

34' : 20426+4013
TDT2488

35' : 20484+4002
SEI1255AB

38' : 20486+4000
TOB 198

38' : 20488+4024
ALI1192

39' : 20429+4036
MLB 24

40' : 20478+3944
GRV 381

41' : 20434+3943
TDT2497

41' : 20420+4015
A 1433

43' : 20485+4041
ES 1682

44' : 20427+3947
TDT2491

47' : 20419+3956
SEI1221

48' : 20422+4041
MLB 23

48' : 20419+3953
SEI1222



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

20456+4014 TDT 2519

 
 
20h 45m 35.63s +40° 14' 29.7" P.A. 347.00 sep 1.3 mag 10.31,11.66
 
 
Coord 2000 20456+4014 Discov num TDT2519 Comp Coord arcsec 2000 20 45 35.63 +40 14 29.7
Date first 1991 Date last 2016 Obs 5
Pa first 346 Pa last 346.7 P.A. Now (θ) 346.7°
Sep first 1.3 Sep last 1.287 Sep. Now (ρ) 1.287"
Mag pri 10.31 Mag sec 11.66 delta mag (ΔM) 1.35 Spectral class
Pri motion ra -003 Sec motion ra -003
Pri motion dec -009 Sec motion dec -009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3170-00988-1 Gaia DR2 2065264921550779776
 
 
WDS 20456+4014 TDT 2519 : 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
20456+4014 TDT2519 2005 2 347 1.3 10.31 11.66 204535.63+401429.7
20456+4014 TDT2519 2015 3 347 1.3 10.31 11.66 204535.63+401429.7
20456+4014 TDT2519 2016 5 347 1.3 10.31 11.66 204535.63+401429.7

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

 
 
WDS 20456+4014 TDT 2519 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20456+4014 TDT 2519 : MEASURES
 
 
No records found.

 
 
WDS 20456+4014 : VIRTUAL EYEPIECE
 
 

20456+4014 TDT2519A mag 10.31 20456+4014 TDT2519B sep 1.3 P.A. 349.80 mag 11.66 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 20456+4014 : ALADIN DSS IMAGE @ 20h 45m 35.63s +40° 14' 29.7"
 
 
 
 
WDS 20456+4014 TDT 2519 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20456+4014 TDT2519 distance=0' 20454+4011 TDT2518 distance=5' 20453+4010 COU2293 distance=7' 20454+4023 OSO 133AB distance=10' 20454+4023 OSO 133AC distance=10' 20454+4023 OSO 133AD distance=10' 20454+4023 OSO 133AE distance=10' 20466+4020 ES 1982 distance=12' 20444+4027 TDT2510 distance=19' 20440+4030 SLN 85 distance=24' 20436+4024 DAM1256 distance=25' 20446+4040 HJ 1573 distance=28' 20446+4041 HJ 1574 distance=29' 20434+4001 BRT2272 distance=29' 20432+4026 COU2421 distance=30' 20476+4038 CNT 9 distance=33' 20481+3958 CVR 231 distance=34' 20426+4013 TDT2488 distance=34' 20484+4002 J 1237BC distance=35' 20484+4002 SEI1255AB distance=35' 20486+4000 TOB 198 distance=38' 20488+4024 ALI1192 distance=38' 20429+4036 MLB 24 distance=39' 20478+3944 GRV 381 distance=40' 20434+3943 TDT2497 distance=41' 20420+4015 A 1433 distance=41' 20485+4041 ES 1682 distance=43' 20427+3947 TDT2491 distance=44' 20419+3956 SEI1221 distance=47' 20422+4041 MLB 23 distance=48' 20419+3953 SEI1222 distance=48' 20490+3947 STF2731AB distance=48' 20490+3947 HO 596AC distance=48' 20490+3947 HO 596AD distance=48' 20495+4035 COU2426 distance=49' 20441+3927 ES 1981 distance=51' 20444+4103 COU2423AB distance=51' 20444+4103 GRV 375AC distance=51' 20438+3928 SEI1230 distance=52' 20498+3958 SEI1267 distance=52' 20416+3950 COU2290 distance=53' 20445+3921 HJ 1572 distance=56' 20457+3917 SEI1241 distance=59' 20405+4010 TOB 196BC distance=59' 20405+4010 SEI1214AB distance=60' 20435+3919 SEI1229 distance=62' 20413+4051 COU2419 distance=62' 20490+3925 TDT2560 distance=64' 20480+3917 A 1434AB distance=64' 20480+3917 A 1434AB,C distance=64' 20402+3953 MLB 885 distance=65' 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 20456+4014 TDT2519 347 1.3
Show 20454+4011 TDT2518 203 0.7 5
Show 20453+4010 COU2293 201 1.1 7
Show 20454+4023 OSO 133 AB 114 12.0 10
Show 20454+4023 OSO 133 AC 236 11.7 10
Show 20454+4023 OSO 133 AD 67 21.8 10
Show 20454+4023 OSO 133 AE 8 22.4 10
Show 20466+4020 ES 1982 301 3.9 12
Show 20444+4027 TDT2510 157 0.9 19
Show 20440+4030 SLN 85 203 9.1 24
Show 20436+4024 DAM1256 106 9.6 25
Show 20446+4040 HJ 1573 274 9.8 28
Show 20446+4041 HJ 1574 278 7.4 29
Show 20434+4001 BRT2272 285 5.1 29
Show 20432+4026 COU2421 110 0.3 30
Show 20476+4038 CNT 9 292 9.0 33
Show 20481+3958 CVR 231 359 9.7 34
Show 20426+4013 TDT2488 138 0.5 34
Show 20484+4002 J 1237 BC 355 5.6 35
Show 20484+4002 SEI1255 AB 338 24.4 35
Show 20486+4000 TOB 198 96 21.0 38
Show 20488+4024 ALI1192 2 16.5 38
Show 20429+4036 MLB 24 175 5.9 39
Show 20478+3944 GRV 381 340 35.8 40
Show 20434+3943 TDT2497 317 0.5 41
Show 20420+4015 A 1433 24 0.8 41
Show 20485+4041 ES 1682 152 3.1 43
Show 20427+3947 TDT2491 275 1.4 44
Show 20419+3956 SEI1221 254 2.0 47
Show 20422+4041 MLB 23 41 7.6 48
Show 20419+3953 SEI1222 77 25.4 48
Show 20490+3947 STF2731 AB 86 4.1 48
Show 20490+3947 HO 596 AC 178 18.0 48
Show 20490+3947 HO 596 AD 247 18.2 48
Show 20495+4035 COU2426 328 1.2 49
Show 20441+3927 ES 1981 310 4.5 51
Show 20444+4103 COU2423 AB 180 0.3 51
Show 20444+4103 GRV 375 AC 197 31.4 51
Show 20438+3928 SEI1230 124 25.3 52
Show 20498+3958 SEI1267 308 3.1 52
Show 20416+3950 COU2290 43 0.5 53
Show 20445+3921 HJ 1572 280 15.6 56
Show 20457+3917 SEI1241 309 7.1 59
Show 20405+4010 TOB 196 BC 32 23.4 59
Show 20405+4010 SEI1214 AB 78 20.3 60
Show 20435+3919 SEI1229 156 19.6 62
Show 20413+4051 COU2419 69 0.8 62
Show 20490+3925 TDT2560 38 1.1 64
Show 20480+3917 A 1434 AB 178 0.0 64
Show 20480+3917 A 1434 AB,C 256 2.5 64
Show 20402+3953 MLB 885 72 1.7 65

 
 
WDS 20456+4014 : COMPONENTS
 
 
  A
B pa=349.8°
sep=1.27"
 
 
20456+4014 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204535.63+401429.7 Mag 10.31 PmRA -3.00
PmDE -9.0 Tycho2 3170-00988-1
Tycho2
Tycho2 3170-00988-1 Pflag RAmdeg 311.39843491 DEmdeg 40.24158182
PmRA -2.5 PmDE -8.9 E RAmdeg 16 E DEmdeg 14
E pmRA 1.4 E pmDE 1.4 EpRAm 1989.45 EpDEm 1990.01
Num 5 Q RAmdeg 1.2 Q DEmdeg 2.6 Q pmRA 1.3
Q pmDE 2.5 BTmag 10.296 E BTmag 0.026 VTmag 10.208
E VTmag 0.030 Prox 421 TYC T HIP
CCDM RAdeg 311.39844611 DEdeg 40.24159778 EpRA 1990 1.60
EpDE 1990 1.71 E RAdeg 16.8 E DEdeg 15.4 Posflg
Corr 0.1
 
 
20456+4014 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204535.61+401431.0 Mag 11.66 PmRA -3.00
PmDE -9.0 Calc delta mag 1.35 Calc coord yes