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Doubles in session


Current system
20439+6311
TDT 2504


Nearby doubles
24' : 20453+6332
ES 134

32' : 20397+6325
DOB 15

35' : 20490+6313
ES 1855

38' : 20466+6238
HJ 1583

41' : 20496+6256
HJ 1588

46' : 20504+6259
STI 997

46' : 20433+6226
BU 471

49' : 20371+6324
DOB 14

50' : 20486+6232
HJ 3004

55' : 20380+6348
LDS2455

56' : 20405+6220
KPP4211

61' : 20528+6307
KPP1724

63' : 20506+6356
STI 998

63' : 20350+6329
TOI1287

66' : 20389+6405
ES 1918

68' : 20366+6226
H 4 78

71' : 20351+6233
TDT2397

81' : 20552+6247
NSN 738

81' : 20453+6150
BU 1493

90' : 20533+6209
BUP 219AB

92' : 20510+6154
STI1000

94' : 20574+6251
HDS2988

94' : 20414+6138
BVD 336

94' : 20567+6237
HDS2983

95' : 20317+6228
BU 671

95' : 20445+6136
HDS2952



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

20439+6311 TDT 2504

 
 
20h 43m 56.10s +63° 10' 34.5" P.A. 357.00 sep 1.6 mag 11.46,11.78
 
 
Coord 2000 20439+6311 Discov num TDT2504 Comp Coord arcsec 2000 20 43 56.10 +63 10 34.5
Date first 1991 Date last 2015 Obs 2
Pa first 1 Pa last 357.2 P.A. Now (θ) 357.2°
Sep first 1.5 Sep last 1.639 Sep. Now (ρ) 1.639"
Mag pri 11.46 Mag sec 11.78 delta mag (ΔM) 0.32 Spectral class
Pri motion ra +025 Sec motion ra +025
Pri motion dec -001 Sec motion dec -001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 4250-00916-1 Gaia DR2 2196938036049790592
 
 
WDS 20439+6311 TDT 2504 : 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
20439+6311 TDT2504 1991 1 1 1.5 11.46 11.78 204356.10+631034.5
20439+6311 TDT2504 2015 2 357 1.6 11.46 11.78 204356.10+631034.5

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

 
 
WDS 20439+6311 TDT 2504 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20439+6311 TDT 2504 : MEASURES
 
 
No records found.

 
 
WDS 20439+6311 : VIRTUAL EYEPIECE
 
 

20439+6311 TDT2504A mag 11.46 20439+6311 TDT2504B sep 1.6 P.A. 358.70 mag 11.78 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20439+6311 : ALADIN DSS IMAGE @ 20h 43m 56.10s +63° 10' 34.5"
 
 
 
 
WDS 20439+6311 TDT 2504 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20439+6311 TDT2504 distance=0' 20453+6332 ES 134 distance=24' 20397+6325 DOB 15 distance=32' 20490+6313 ES 1855 distance=35' 20466+6238 HJ 1583 distance=38' 20496+6256 HJ 1588 distance=41' 20504+6259 STI 997 distance=46' 20433+6226 BU 471 distance=46' 20371+6324 DOB 14 distance=49' 20486+6232 HJ 3004 distance=50' 20380+6348 LDS2455 distance=55' 20405+6220 KPP4211 distance=56' 20528+6307 KPP1724 distance=61' 20506+6356 STI 998 distance=63' 20350+6329 TOI1287 distance=63' 20389+6405 ES 1918 distance=66' 20366+6226 H 4 78 distance=68' 20351+6233 TDT2397 distance=71' 20552+6247 NSN 738 distance=81' 20453+6150 BU 1493 distance=81' 20533+6209 BUP 219BC distance=88' 20533+6209 BUP 219AB distance=90' 20533+6209 CSN 13AD distance=90' 20510+6154 STI1000 distance=92' 20574+6251 HDS2988 distance=94' 20414+6138 BVD 336 distance=94' 20567+6237 HDS2983 distance=94' 20317+6228 BU 671 distance=95' 20445+6136 HDS2952 distance=95' 20363+6148 TDT2409 distance=98' 20434+6454 STI 992 distance=104' 20353+6437 TDT2398 distance=104' 20535+6152 LDS1477 distance=104' 20303+6226 STI 985 distance=104' 20298+6400 MLR 52 distance=107' 21006+6329 BVD 337 distance=115' 20313+6156 TDT2335 distance=115' 20332+6442 MLB 220 distance=116' 20411+6116 SMA 119 distance=117' 20354+6454 OSO 127AB distance=118' 20354+6454 OSO 127AC distance=118' 20354+6454 OSO 127AD distance=118' 20354+6454 OSO 127AE distance=118' 20354+6454 OSO 127AF distance=118' 20354+6454 GIC 165AG distance=118' 20521+6127 HU 762 distance=119' 20371+6122 SHY 780 distance=119' 20258+6325 STI 979 distance=124' 21019+6347 TDT2703 distance=126' 20580+6149 STI1005 distance=127' 20269+6220 STI 982 distance=127' 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 20439+6311 TDT2504 357 1.6
Show 20453+6332 ES 134 84 11.1 24
Show 20397+6325 DOB 15 91 3.2 32
Show 20490+6313 ES 1855 18 5.2 35
Show 20466+6238 HJ 1583 69 9.6 38
Show 20496+6256 HJ 1588 33 17.3 41
Show 20504+6259 STI 997 71 15.1 46
Show 20433+6226 BU 471 305 2.0 46
Show 20371+6324 DOB 14 239 4.8 49
Show 20486+6232 HJ 3004 195 3.8 50
Show 20380+6348 LDS2455 36 18.0 55
Show 20405+6220 KPP4211 113 1.9 56
Show 20528+6307 KPP1724 221 13.3 61
Show 20506+6356 STI 998 93 4.8 63
Show 20350+6329 TOI1287 346 0.1 63
Show 20389+6405 ES 1918 288 3.3 66
Show 20366+6226 H 4 78 128 28.5 68
Show 20351+6233 TDT2397 87 1.9 71
Show 20552+6247 NSN 738 207 3.8 81
Show 20453+6150 BU 1493 103 42.4 81
Show 20533+6209 BUP 219 BC 289 61.6 88
Show 20533+6209 BUP 219 AB 307 102.9 90
Show 20533+6209 CSN 13 AD 89 10.6 90
Show 20510+6154 STI1000 164 15.8 92
Show 20574+6251 HDS2988 301 0.1 94
Show 20414+6138 BVD 336 344 23.3 94
Show 20567+6237 HDS2983 244 0.4 94
Show 20317+6228 BU 671 316 0.4 95
Show 20445+6136 HDS2952 345 0.2 95
Show 20363+6148 TDT2409 258 0.4 98
Show 20434+6454 STI 992 53 4.9 104
Show 20353+6437 TDT2398 190 0.5 104
Show 20535+6152 LDS1477 251 3.7 104
Show 20303+6226 STI 985 167 7.6 104
Show 20298+6400 MLR 52 32 0.2 107
Show 21006+6329 BVD 337 77 8.4 115
Show 20313+6156 TDT2335 250 1.7 115
Show 20332+6442 MLB 220 84 7.2 116
Show 20411+6116 SMA 119 355 14.0 117
Show 20354+6454 OSO 127 AB 27 6.5 118
Show 20354+6454 OSO 127 AC 66 5.5 118
Show 20354+6454 OSO 127 AD 225 18.5 118
Show 20354+6454 OSO 127 AE 267 20.2 118
Show 20354+6454 OSO 127 AF 288 24.3 118
Show 20354+6454 GIC 165 AG 301 29.6 118
Show 20521+6127 HU 762 178 1.6 119
Show 20371+6122 SHY 780 100 999.9 119
Show 20258+6325 STI 979 52 6.7 124
Show 21019+6347 TDT2703 249 0.5 126
Show 20580+6149 STI1005 140 10.2 127
Show 20269+6220 STI 982 94 6.9 127

 
 
WDS 20439+6311 : COMPONENTS
 
 
  A
B pa=358.7°
sep=1.64"
 
 
20439+6311 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204356.10+631034.5 Mag 11.46 PmRA 25.00
PmDE -1.0 Tycho2 4250-00916-1
Tycho2
Tycho2 4250-00916-1 Pflag RAmdeg 310.98372678 DEmdeg 63.17635398
PmRA 25.1 PmDE -1.1 E RAmdeg 40 E DEmdeg 51
E pmRA 3.4 E pmDE 3.4 EpRAm 1985.03 EpDEm 1985.07
Num 4 Q RAmdeg 1.5 Q DEmdeg 2.8 Q pmRA 1.5
Q pmDE 2.8 BTmag 11.903 E BTmag 0.104 VTmag 11.466
E VTmag 0.110 Prox 999 TYC HIP
CCDM RAdeg 310.98361667 DEdeg 63.17629333 EpRA 1990 1.58
EpDE 1990 1.72 E RAdeg 94.0 E DEdeg 89.0 Posflg
Corr -0.2
 
 
20439+6311 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204356.09+631036.1 Mag 11.78 PmRA 25.00
PmDE -1.0 Calc delta mag 0.32 Calc coord yes