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Doubles in session


Current system
20399+3154
TDT 2456


Nearby doubles
28' : 20384+3215
TDT2445

29' : 20410+3218
STF2716AB

30' : 20419+3210
TDT2479

33' : 20423+3202
TDT2482

34' : 20376+3138
COU1328

37' : 20375+3134
STFA 53AB

40' : 20371+3138
TDT2425

40' : 20368+3157
J 568

41' : 20378+3224
ARY 48

42' : 20408+3115
TDT2468

43' : 20371+3217
STN 51

44' : 20416+3117
TDT2474

44' : 20365+3149
TDS1085

45' : 20366+3209
TDT2417

50' : 20435+3212
KPP1637

51' : 20382+3109
AG 261

51' : 20377+3112
BRT 283

52' : 20391+3103
J 1238

53' : 20358+3152
TDT2404

53' : 20437+3137
LDS2929

54' : 20435+3127
TDT2499

62' : 20447+3146
TDT2513

63' : 20439+3119
ES 366

65' : 20402+3258
GRV 367

66' : 20419+3054
TDT2480

67' : 20350+3130
TDT2396



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

20399+3154 TDT 2456

 
 
20h 39m 53.07s +31° 54' 12.4" P.A. 18.00 sep 0.7 mag 11.95,12.18
 
 
Coord 2000 20399+3154 Discov num TDT2456 Comp Coord arcsec 2000 20 39 53.07 +31 54 12.4
Date first 1991 Date last 1991 Obs 1
Pa first 18 Pa last 17.7 P.A. Now (θ) 17.7°
Sep first 0.7 Sep last 0.68 Sep. Now (ρ) 0.68"
Mag pri 11.95 Mag sec 12.18 delta mag (ΔM) 0.23 Spectral class
Pri motion ra +019 Sec motion ra +019
Pri motion dec +018 Sec motion dec +018
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2690-00391-1 Gaia DR2 1862516764108495872
 
 
WDS 20399+3154 TDT 2456 : 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
20399+3154 TDT2456 1991 1 18 0.7 11.95 12.18 203953.07+315412.4

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

 
 
WDS 20399+3154 TDT 2456 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20399+3154 TDT 2456 : MEASURES
 
 
No records found.

 
 
WDS 20399+3154 : VIRTUAL EYEPIECE
 
 

20399+3154 TDT2456A mag 11.95 20399+3154 TDT2456B sep 0.7 P.A. 15.20 mag 12.18 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 20399+3154 : ALADIN DSS IMAGE @ 20h 39m 53.07s +31° 54' 12.4"
 
 
 
 
WDS 20399+3154 TDT 2456 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20399+3154 TDT2456 distance=0' 20384+3215 TDT2445 distance=28' 20410+3218 BNU 7Aa,Ab distance=29' 20410+3218 STF2716AB distance=29' 20410+3218 STF2716AC distance=29' 20419+3210 TDT2479 distance=30' 20423+3202 TDT2482 distance=33' 20376+3138 COU1328 distance=34' 20375+3134 STFA 53AB distance=37' 20375+3134 STFA 53AC distance=37' 20375+3134 FYM 138AH distance=37' 20375+3134 FYM 138BD distance=38' 20375+3134 FYM 138BE distance=38' 20375+3134 FYM 138BF distance=38' 20375+3134 FYM 138BG distance=38' 20371+3138 TDT2425 distance=40' 20368+3157 J 568 distance=40' 20378+3224 ARY 48 distance=41' 20408+3115 TDT2468 distance=42' 20371+3217 STN 51 distance=43' 20416+3117 TDT2474 distance=44' 20365+3149 TDS1085 distance=44' 20366+3209 TDT2417 distance=45' 20435+3212 KPP1637 distance=50' 20382+3109 AG 261 distance=51' 20377+3112 BRT 283 distance=51' 20391+3103 J 1238 distance=52' 20358+3152 TDT2404 distance=53' 20437+3137 LDS2929 distance=53' 20435+3127 TDT2499 distance=54' 20447+3146 TDT2513 distance=62' 20439+3119 ES 366 distance=63' 20402+3258 GRV 367 distance=65' 20419+3054 TDT2480 distance=66' 20350+3130 TDT2396 distance=67' 20422+3254 RAO 441 distance=67' 20348+3212 TDT2392 distance=68' 20414+3049 TDS1091 distance=68' 20452+3146 ARY 86 distance=69' 20410+3047 TDT2470 distance=69' 20437+3243 COU1633Aa,Ab distance=69' 20437+3243 ES 2376AB distance=69' 20401+3044 TDT2457Aa,Ab distance=70' 20401+3044 ROE 15AB distance=70' 20401+3044 ROE 15AC distance=70' 20355+3241 COU1632 distance=73' 20347+3230 STF2700 distance=75' 20410+3315 GYL 38 distance=82' 20452+3240 TDT2517 distance=83' 20435+3302 GRV 372 distance=83' 20464+3155 TDT2532 distance=83' 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 20399+3154 TDT2456 18 0.7
Show 20384+3215 TDT2445 224 2.5 28
Show 20410+3218 BNU 7 Aa,Ab 19 0.2 29
Show 20410+3218 STF2716 AB 45 2.8 29
Show 20410+3218 STF2716 AC 93 67.1 29
Show 20419+3210 TDT2479 316 1.1 30
Show 20423+3202 TDT2482 314 0.7 33
Show 20376+3138 COU1328 35 2.8 34
Show 20375+3134 STFA 53 AB 177 182.7 37
Show 20375+3134 STFA 53 AC 71.3 37
Show 20375+3134 FYM 138 AH 89 111.0 37
Show 20375+3134 FYM 138 BD 35 41.0 38
Show 20375+3134 FYM 138 BE 29 58.4 38
Show 20375+3134 FYM 138 BF 81 38.8 38
Show 20375+3134 FYM 138 BG 83 62.5 38
Show 20371+3138 TDT2425 261 0.5 40
Show 20368+3157 J 568 351 5.0 40
Show 20378+3224 ARY 48 41 53.3 41
Show 20408+3115 TDT2468 247 1.9 42
Show 20371+3217 STN 51 269 32.6 43
Show 20416+3117 TDT2474 224 1.7 44
Show 20365+3149 TDS1085 58 1.5 44
Show 20366+3209 TDT2417 18 1.1 45
Show 20435+3212 KPP1637 224 12.6 50
Show 20382+3109 AG 261 154 4.3 51
Show 20377+3112 BRT 283 266 4.3 51
Show 20391+3103 J 1238 18 3.6 52
Show 20358+3152 TDT2404 68 1.9 53
Show 20437+3137 LDS2929 219 2.5 53
Show 20435+3127 TDT2499 80 0.4 54
Show 20447+3146 TDT2513 329 0.6 62
Show 20439+3119 ES 366 128 4.4 63
Show 20402+3258 GRV 367 298 38.3 65
Show 20419+3054 TDT2480 147 0.6 66
Show 20350+3130 TDT2396 144 0.6 67
Show 20422+3254 RAO 441 43 3.2 67
Show 20348+3212 TDT2392 121 0.6 68
Show 20414+3049 TDS1091 350 0.8 68
Show 20452+3146 ARY 86 22 78.4 69
Show 20410+3047 TDT2470 181 2.5 69
Show 20437+3243 COU1633 Aa,Ab 239 1.9 69
Show 20437+3243 ES 2376 AB 124 7.6 69
Show 20401+3044 TDT2457 Aa,Ab 139 0.9 70
Show 20401+3044 ROE 15 AB 249 7.6 70
Show 20401+3044 ROE 15 AC 257 30.4 70
Show 20355+3241 COU1632 254 0.6 73
Show 20347+3230 STF2700 284 24.1 75
Show 20410+3315 GYL 38 274 17.5 82
Show 20452+3240 TDT2517 144 1.6 83
Show 20435+3302 GRV 372 109 17.3 83
Show 20464+3155 TDT2532 127 1.8 83

 
 
WDS 20399+3154 : COMPONENTS
 
 
  A
B pa=15.2°
sep=0.67"
 
 
20399+3154 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203953.07+315412.4 Mag 11.95 PmRA 19.00
PmDE 18.0 Tycho2 2690-00391-1
Tycho2
Tycho2 2690-00391-1 Pflag RAmdeg 309.97114714 DEmdeg 31.90351070
PmRA 18.8 PmDE 17.9 E RAmdeg 42 E DEmdeg 39
E pmRA 2.0 E pmDE 2.0 EpRAm 1986.61 EpDEm 1987.19
Num 4 Q RAmdeg 1.3 Q DEmdeg 1.5 Q pmRA 1.4
Q pmDE 1.5 BTmag 11.930 E BTmag 0.071 VTmag 11.329
E VTmag 0.066 Prox 999 TYC T HIP
CCDM RAdeg 309.97109444 DEdeg 31.90346889 EpRA 1990 1.67
EpDE 1990 1.82 E RAdeg 42.7 E DEdeg 39.6 Posflg
Corr 0.2
 
 
20399+3154 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203953.08+315413.0 Mag 12.18 PmRA 19.00
PmDE 18.0 Calc delta mag 0.23 Calc coord yes