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Current system
20251-0539
TDT 2254


Nearby doubles
25' : 20246-0602
UC 4169

46' : 20246-0454
A 2598

61' : 20244-0638
WIS 338

62' : 20211-0549
UC 4155

67' : 20293-0605
GWP2960

68' : 20296-0531
CVR 225

68' : 20286-0622
J 1390

70' : 20249-0648
A 2998

78' : 20293-0624
J 1392

79' : 20220-0435
NSN 148

79' : 20201-0517
TDT2180

87' : 20302-0621
J 1394

90' : 20286-0426
TOK 700

93' : 20244-0408
HJ 915AB

93' : 20289-0652
HJ 918

97' : 20189-0608
RST4661

98' : 20296-0650
DOO 85

98' : 20196-0632
LDS4837

99' : 20248-0400
GWP2945

101' : 20188-0614
RST4660

101' : 20275-0405
TDT2291

102' : 20305-0436
GWP2963

107' : 20321-0515
A 170

111' : 20270-0726
GWP2951

112' : 20318-0629
J 1397

113' : 20214-0407
J 1341



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

20251-0539 TDT 2254

 
 
20h 25m 08.21s -05° 38' 44.3" P.A. 106.00 sep 1.0 mag 10.93,11.05
 
 
Coord 2000 20251-0539 Discov num TDT2254 Comp Coord arcsec 2000 20 25 08.21 -05 38 44.3
Date first 1991 Date last 2015 Obs 2
Pa first 106 Pa last 106 P.A. Now (θ) 106°
Sep first 0.8 Sep last 0.965 Sep. Now (ρ) 0.965"
Mag pri 10.93 Mag sec 11.05 delta mag (ΔM) 0.12 Spectral class
Pri motion ra -014 Sec motion ra -014
Pri motion dec -009 Sec motion dec -009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila Tycho2 5175-02038-1 Gaia DR2 4218067216532852224
 
 
WDS 20251-0539 TDT 2254 : 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
20251-0539 TDT2254 1991 1 106 0.8 10.93 11.05 202508.21-053844.3
20251-0539 TDT2254 2015 2 106 1.0 10.93 11.05 202508.21-053844.3

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

 
 
WDS 20251-0539 TDT 2254 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20251-0539 TDT 2254 : MEASURES
 
 
No records found.

 
 
WDS 20251-0539 : VIRTUAL EYEPIECE
 
 

20251-0539 TDT2254A mag 10.93 20251-0539 TDT2254B sep 1.0 P.A. 106.10 mag 11.05 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20251-0539 : ALADIN DSS IMAGE @ 20h 25m 08.21s -05° 38' 44.3"
 
 
 
 
WDS 20251-0539 TDT 2254 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20251-0539 TDT2254 distance=0' 20246-0602 UC 4169 distance=25' 20246-0454 A 2598 distance=46' 20244-0638 WIS 338 distance=61' 20211-0549 UC 4155 distance=62' 20293-0605 GWP2960 distance=67' 20296-0531 CVR 225 distance=68' 20286-0622 J 1390 distance=68' 20249-0648 A 2998 distance=70' 20293-0624 J 1392 distance=78' 20220-0435 NSN 148 distance=79' 20201-0517 TDT2180 distance=79' 20302-0621 J 1394 distance=87' 20286-0426 TOK 700 distance=90' 20244-0408 HJ 915AB distance=93' 20244-0408 HJ 915AC distance=93' 20244-0408 ABH 140AD distance=93' 20244-0408 ABH 140AE distance=93' 20244-0408 ABH 140AF distance=93' 20244-0408 ABH 140AG distance=93' 20244-0408 ABH 140AH distance=93' 20289-0652 HJ 918 distance=93' 20189-0608 RST4661 distance=97' 20296-0650 DOO 85 distance=98' 20196-0632 LDS4837 distance=98' 20248-0400 GWP2945 distance=99' 20188-0614 RST4660 distance=101' 20275-0405 TDT2291 distance=101' 20305-0436 GWP2963 distance=102' 20321-0515 A 170 distance=107' 20270-0726 GWP2951 distance=111' 20318-0629 J 1397 distance=112' 20214-0407 J 1341 distance=113' 20266-0343 RST4666 distance=118' 20174-0507 GWP2936 distance=120' 20212-0353 BRT 498 distance=121' 20178-0447 UC 4140 distance=121' 20275-0734 LDS5906 distance=123' 20169-0527 RST4658 distance=124' 20334-0613 HJ 1529 distance=129' 20249-0327 UC 4171 distance=132' 20341-0530 TDT2382 distance=134' 20187-0710 J 2309 distance=135' 20167-0630 J 1388 distance=135' 20217-0745 HO 277 distance=137' 20325-0413 A 735 distance=140' 20208-0745 SCJ 25 distance=142' 20227-0319 UC 4161 distance=145' 20340-0438 TDT2379 distance=146' 20284-0321 RST4667 distance=146' 20343-0445 BRT 502 distance=146' 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 20251-0539 TDT2254 106 1.0
Show 20246-0602 UC 4169 50 54.1 25
Show 20246-0454 A 2598 340 4.2 46
Show 20244-0638 WIS 338 224 13.3 61
Show 20211-0549 UC 4155 346 52.8 62
Show 20293-0605 GWP2960 285 262.4 67
Show 20296-0531 CVR 225 85 36.0 68
Show 20286-0622 J 1390 348 8.1 68
Show 20249-0648 A 2998 338 0.5 70
Show 20293-0624 J 1392 317 3.4 78
Show 20220-0435 NSN 148 124 4.9 79
Show 20201-0517 TDT2180 190 1.9 79
Show 20302-0621 J 1394 147 10.9 87
Show 20286-0426 TOK 700 235 0.1 90
Show 20244-0408 HJ 915 AB 335 45.4 93
Show 20244-0408 HJ 915 AC 36 25.1 93
Show 20244-0408 ABH 140 AD 69 14.4 93
Show 20244-0408 ABH 140 AE 102 40.3 93
Show 20244-0408 ABH 140 AF 311 98.1 93
Show 20244-0408 ABH 140 AG 272 94.0 93
Show 20244-0408 ABH 140 AH 241 115.5 93
Show 20289-0652 HJ 918 326 7.7 93
Show 20189-0608 RST4661 282 2.1 97
Show 20296-0650 DOO 85 246 3.7 98
Show 20196-0632 LDS4837 145 28.9 98
Show 20248-0400 GWP2945 240 49.2 99
Show 20188-0614 RST4660 106 0.5 101
Show 20275-0405 TDT2291 87 0.5 101
Show 20305-0436 GWP2963 324 29.1 102
Show 20321-0515 A 170 218 1.7 107
Show 20270-0726 GWP2951 78 50.0 111
Show 20318-0629 J 1397 347 3.7 112
Show 20214-0407 J 1341 250 3.2 113
Show 20266-0343 RST4666 199 0.5 118
Show 20174-0507 GWP2936 87 77.3 120
Show 20212-0353 BRT 498 184 3.2 121
Show 20178-0447 UC 4140 350 24.8 121
Show 20275-0734 LDS5906 239 2.1 123
Show 20169-0527 RST4658 285 1.1 124
Show 20334-0613 HJ 1529 110 37.0 129
Show 20249-0327 UC 4171 227 64.7 132
Show 20341-0530 TDT2382 249 1.2 134
Show 20187-0710 J 2309 323 6.1 135
Show 20167-0630 J 1388 4 4.6 135
Show 20217-0745 HO 277 68 3.0 137
Show 20325-0413 A 735 271 4.5 140
Show 20208-0745 SCJ 25 215 2.8 142
Show 20227-0319 UC 4161 1 30.0 145
Show 20340-0438 TDT2379 180 3.9 146
Show 20284-0321 RST4667 178 9.0 146
Show 20343-0445 BRT 502 120 3.3 146

 
 
WDS 20251-0539 : COMPONENTS
 
 
  A
B pa=106.1°
sep=0.96"
 
 
20251-0539 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202508.21-053844.3 Mag 10.93 PmRA -14.00
PmDE -9.0 Tycho2 5175-02038-1
Tycho2
Tycho2 5175-02038-1 Pflag RAmdeg 306.28427788 DEmdeg -5.64567185
PmRA -14.0 PmDE -8.5 E RAmdeg 25 E DEmdeg 31
E pmRA 1.4 E pmDE 1.5 EpRAm 1985.42 EpDEm 1982.94
Num 6 Q RAmdeg 2.2 Q DEmdeg 1.4 Q pmRA 2.2
Q pmDE 1.4 BTmag 10.813 E BTmag 0.053 VTmag 10.408
E VTmag 0.055 Prox 999 TYC T HIP
CCDM RAdeg 306.28429583 DEdeg -5.64564639 EpRA 1990 1.72
EpDE 1990 1.42 E RAdeg 29.7 E DEdeg 39.5 Posflg P
Corr -0.1
 
 
20251-0539 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202508.27-053844.6 Mag 11.05 PmRA -14.00
PmDE -9.0 Calc delta mag 0.12 Calc coord yes