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Current system
15494-7330
TDS 9644


Nearby doubles
19' : 15536-7332
TDS9681

26' : 15434-7332
TDS9600

27' : 15543-7313
SWR 185AB

30' : 15532-7354
B 2369

32' : 15510-7259
HEI 539

33' : 15569-7328
LDS 541

39' : 15452-7404
TDS9613

39' : 15404-7328
B 2360

39' : 15404-7327
HDO 249AB

41' : 15506-7250
TDS9654

46' : 15493-7416
B 2037

47' : 15418-7404
TDS9591

51' : 15387-7311
B 2787

51' : 15414-7408
TDS9589

54' : 16019-7322
TDS9735

61' : 15465-7429
UC 3061

61' : 15352-7333
KPP2520

62' : 15450-7231
TDS9612

64' : 15523-7228
TDS9670

65' : 15472-7227
HJ 4792

66' : 15584-7424
HEI 791

74' : 15366-7421
HJ 4773AB

77' : 15315-7323
HJ 4764

79' : 15536-7446
HEI 790

79' : 15516-7448
HEI 788

80' : 15470-7449
TOB 333



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

15494-7330 TDS 9644

 
 
15h 49m 23.98s -73° 30' 12.6" P.A. 244.00 sep 1.0 mag 12.21,12.39
 
 
Coord 2000 15494-7330 Discov num TDS9644 Comp Coord arcsec 2000 15 49 23.98 -73 30 12.6
Date first 1991 Date last 1991 Obs 1
Pa first 244 Pa last 244.2 P.A. Now (θ) 244.2°
Sep first 1.0 Sep last 0.95 Sep. Now (ρ) 0.95"
Mag pri 12.21 Mag sec 12.39 delta mag (ΔM) 0.18 Spectral class
Pri motion ra -009 Sec motion ra -009
Pri motion dec -008 Sec motion dec -008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Apus Tycho2 9272-00222-1 Gaia DR2 5794457928002343168
 
 
WDS 15494-7330 TDS 9644 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
TDS Tycho Double Star (from additional DD list) ...................
TDT Tycho Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15494-7330 TDS9644 1991 1 244 1.0 12.21 12.39 154923.98-733012.6

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

 
 
WDS 15494-7330 TDS 9644 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15494-7330 TDS 9644 : MEASURES
 
 
No records found.

 
 
WDS 15494-7330 : VIRTUAL EYEPIECE
 
 

15494-7330 TDS9644A mag 12.21 15494-7330 TDS9644B sep 0.5 P.A. 210.40 mag 12.39 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 15494-7330 : ALADIN DSS IMAGE @ 15h 49m 23.98s -73° 30' 12.6"
 
 
 
 
WDS 15494-7330 TDS 9644 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15494-7330 TDS9644 distance=0' 15536-7332 TDS9681 distance=19' 15434-7332 TDS9600 distance=26' 15543-7313 TDS9687Aa,Ab distance=27' 15543-7313 SWR 185AB distance=27' 15532-7354 B 2369 distance=30' 15510-7259 HEI 539 distance=32' 15569-7328 LDS 541 distance=33' 15452-7404 TDS9613 distance=39' 15404-7328 B 2360 distance=39' 15404-7327 HDO 249AB distance=39' 15404-7327 HDO 249AC distance=39' 15404-7327 SKF2659AD distance=39' 15506-7250 TDS9654 distance=41' 15493-7416 B 2037 distance=46' 15418-7404 TDS9591 distance=47' 15387-7311 B 2787 distance=51' 15414-7408 TDS9589 distance=51' 16019-7322 TDS9735 distance=54' 15465-7429 UC 3061 distance=61' 15352-7333 KPP2520 distance=61' 15450-7231 TDS9612 distance=62' 15523-7228 TDS9670 distance=64' 15472-7227 HJ 4792 distance=65' 15584-7424 HEI 791 distance=66' 15366-7421 HJ 4773AB distance=74' 15315-7323 HJ 4764 distance=77' 15536-7446 HEI 790 distance=79' 15516-7448 HEI 788 distance=79' 15470-7449 TOB 333 distance=80' 15594-7439 TDS9714 distance=81' 15306-7400 I 965 distance=85' 15391-7218 I 969 distance=86' 15527-7203 TDS9672 distance=89' 15327-7236 B 2034 distance=91' 16029-7443 TOB 334AB distance=92' 16029-7443 TOB 334AC distance=92' 15554-7459 UC 3089 distance=93' 16082-7419 KPP2355 distance=93' 15356-7454 HJ 4770 distance=102' 15591-7507 UC 3099 distance=105' 15527-7146 HEI 384 distance=106' 15525-7516 UC 3075 distance=107' 15345-7458 HEI 785AB distance=107' 15345-7458 UC 3028AC distance=107' 15350-7204 TDS9552 distance=108' 16070-7453 KPP3981 distance=110' 15410-7145 HDS2212 distance=113' 16079-7213 TDS 803 distance=113' 15377-7516 HEI 786 distance=116' 15545-7525 UC 3087 distance=117' 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 15494-7330 TDS9644 244 1.0
Show 15536-7332 TDS9681 307 1.7 19
Show 15434-7332 TDS9600 56 0.4 26
Show 15543-7313 TDS9687 Aa,Ab 213 0.5 27
Show 15543-7313 SWR 185 AB 257 22.2 27
Show 15532-7354 B 2369 210 3.5 30
Show 15510-7259 HEI 539 57 1.2 32
Show 15569-7328 LDS 541 140 45.1 33
Show 15452-7404 TDS9613 37 0.6 39
Show 15404-7328 B 2360 2 6.8 39
Show 15404-7327 HDO 249 AB 131 32.4 39
Show 15404-7327 HDO 249 AC 3 26.8 39
Show 15404-7327 SKF2659 AD 267 178.3 39
Show 15506-7250 TDS9654 100 0.5 41
Show 15493-7416 B 2037 257 4.5 46
Show 15418-7404 TDS9591 95 2.4 47
Show 15387-7311 B 2787 91 8.1 51
Show 15414-7408 TDS9589 248 0.7 51
Show 16019-7322 TDS9735 333 2.6 54
Show 15465-7429 UC 3061 337 14.2 61
Show 15352-7333 KPP2520 154 22.7 61
Show 15450-7231 TDS9612 233 2.7 62
Show 15523-7228 TDS9670 220 0.5 64
Show 15472-7227 HJ 4792 106 7.6 65
Show 15584-7424 HEI 791 17 2.3 66
Show 15366-7421 HJ 4773 AB 185 7.1 74
Show 15315-7323 HJ 4764 255 27.3 77
Show 15536-7446 HEI 790 114 1.3 79
Show 15516-7448 HEI 788 350 2.1 79
Show 15470-7449 TOB 333 135 17.3 80
Show 15594-7439 TDS9714 48 2.2 81
Show 15306-7400 I 965 253 0.7 85
Show 15391-7218 I 969 321 2.1 86
Show 15527-7203 TDS9672 103 0.5 89
Show 15327-7236 B 2034 284 1.3 91
Show 16029-7443 TOB 334 AB 38 32.2 92
Show 16029-7443 TOB 334 AC 106 33.1 92
Show 15554-7459 UC 3089 191 62.9 93
Show 16082-7419 KPP2355 331 20.2 93
Show 15356-7454 HJ 4770 215 8.0 102
Show 15591-7507 UC 3099 338 51.9 105
Show 15527-7146 HEI 384 271 1.4 106
Show 15525-7516 UC 3075 261 35.6 107
Show 15345-7458 HEI 785 AB 130 3.4 107
Show 15345-7458 UC 3028 AC 81 27.9 107
Show 15350-7204 TDS9552 4 0.9 108
Show 16070-7453 KPP3981 154 1.8 110
Show 15410-7145 HDS2212 198 1.1 113
Show 16079-7213 TDS 803 172 1.7 113
Show 15377-7516 HEI 786 226 1.0 116
Show 15545-7525 UC 3087 179 32.2 117

 
 
WDS 15494-7330 : COMPONENTS
 
 
  A
B pa=210.4°
sep=0.48"
 
 
15494-7330 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 154923.98-733012.6 Mag 12.21 PmRA -9.00
PmDE -8.0 Tycho2 9272-00222-1
Tycho2
Tycho2 9272-00222-1 Pflag RAmdeg 237.34970418 DEmdeg -73.50350162
PmRA -9.4 PmDE -8.3 E RAmdeg 61 E DEmdeg 54
E pmRA 2.3 E pmDE 2.2 EpRAm 1983.05 EpDEm 1983.94
Num 4 Q RAmdeg 1.4 Q DEmdeg 0.4 Q pmRA 1.4
Q pmDE 0.4 BTmag 12.363 E BTmag 0.143 VTmag 11.678
E VTmag 0.104 Prox 787 TYC HIP
CCDM RAdeg 237.34977750 DEdeg -73.50348250 EpRA 1990 1.64
EpDE 1990 1.67 E RAdeg 64.2 E DEdeg 56.9 Posflg
Corr -0.2
 
 
15494-7330 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 154923.92-733013.0 Mag 12.39 PmRA -9.00
PmDE -8.0 Calc delta mag 0.18 Calc coord yes