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Current system
21431+7225
NSN 747


Nearby doubles
38' : 21363+7247
HJ 3051

43' : 21343+7210
TDT3036

45' : 21482+7303
MLB 426

52' : 21502+7146
A 1225

52' : 21344+7300
OSW 61

58' : 21320+7256
LDS1955

60' : 21562+7220
HJ 3082

67' : 21547+7307
HJ 3081

70' : 21580+7213
MLB 428

71' : 21326+7134
HJ 3044

73' : 21276+7247
LDS1954

74' : 21592+7225
MLB 429

76' : 21267+7211
TDT2971

78' : 21362+7115
MLR 249

79' : 21257+7233
HJ 3035AB

81' : 21563+7321
MLB 427

86' : 21592+7311
BU 1509

88' : 21342+7344
OSW 62

90' : 21291+7330
SHN 251

92' : 21233+7207
LSC 98

93' : 21309+7342
MLB 425

98' : 21277+7119
LDS1953

98' : 21331+7059
MLB 367

101' : 21409+7406
UC 4524

102' : 21270+7339
ZUC 15

107' : 21555+7358
UC 4599AB



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21431+7225 NSN 747

 
 
21h 43m 03.09s +72° 25' 15.1" P.A. 59.00 sep 1.0 mag 14.62,15.31
 
 
Coord 2000 21431+7225 Discov num NSN 747 Comp Coord arcsec 2000 21 43 03.09 +72 25 15.1
Date first 2015 Date last 2016 Obs 2
Pa first 59 Pa last 58.9 P.A. Now (θ) 58.9°
Sep first 1.0 Sep last 1.023 Sep. Now (ρ) 1.023"
Mag pri 14.62 Mag sec 15.31 delta mag (ΔM) 0.69 Spectral class
Pri motion ra -062 Sec motion ra -060
Pri motion dec -207 Sec motion dec -203
Notes T (Parallax indicates physical)
rPM=0.021 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus
 
 
WDS 21431+7225 NSN 747 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Nsn2013 M+ w Nanson, J., McGaughey, S. & Armstrong, J.D. 2013JDSO....9..267N
Nsn2013 +C JDSO 9, 267, 2013
Nsn2014 C u Nanson, J. & Smith, S.C. 2014JDSO...10..139N
Nsn2014 JDSO 10, 139, 2014
Nsn2015 C - Nanson, J., Smith, S.C. & Thuemen, C. 2015JDSO...11...12N
Nsn2015 JDSO 11, 12, 2015
Nsn2016 not - Nanson, J. ...................
Nsn2016 private communication, 2016
Nsn2016b C j Nanson, J. & Knapp, W.R.A. 2016JDSO...12..450N
Nsn2016b JDSO 12, 450, 2016
Nsn2016c not - Nanson, J. 2016JDSO...12..573N
Nsn2016c JDSO 12, 573, 2016
Nsn2017a not - Nanson, J. ...................
Nsn2017a private communication, 2017
Nsn2017b not - Nanson, J. ...................
Nsn2017b private communication, 2017
Nsn2017c C j Nanson, J. & Knapp, W.R.A. 2017JDSO...13..299N
Nsn2017c +E+ JDSO 13, 299, 2017
Nsn2017c +Hg
Nsn2017d not - Nanson, J. ...................
Nsn2017d private communication, 2017
Nsn2017e not - Nanson, J. & Knapp, W. ...................
Nsn2017e private communication, 2017
Nsn2018a Hg j Nanson, J. ...................
Nsn2018a private communication, 2018 (15 February 2018 email)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21431+7225 NSN 747 2015 1 59 1.0 14.62 15.31 T 214303.09+722515.1
21431+7225 NSN 747 2016 2 59 1.0 14.62 15.31 T 214303.09+722515.1

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

 
 
WDS 21431+7225 NSN 747 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21431+7225 NSN 747 : MEASURES
 
 
No records found.

 
 
WDS 21431+7225 : VIRTUAL EYEPIECE
 
 

21431+7225 NSN 747A mag 14.62 21431+7225 NSN 747B sep 0.6 P.A. 26.60 mag 15.31 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 21431+7225 : ALADIN DSS IMAGE @ 21h 43m 03.09s +72° 25' 15.1"
 
 
 
 
WDS 21431+7225 NSN 747 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21431+7225 NSN 747 distance=1' 21363+7247 HJ 3051 distance=38' 21343+7210 TDT3036 distance=43' 21482+7303 MLB 426 distance=45' 21502+7146 A 1225 distance=52' 21344+7300 OSW 61 distance=52' 21320+7256 LDS1955 distance=58' 21562+7220 HJ 3082 distance=60' 21547+7307 HJ 3081 distance=67' 21580+7213 MLB 428 distance=70' 21326+7134 HJ 3044 distance=71' 21276+7247 LDS1954 distance=73' 21592+7225 MLB 429 distance=74' 21267+7211 TDT2971 distance=76' 21362+7115 MLR 249 distance=78' 21257+7233 HJ 3035AB distance=79' 21257+7233 HJ 3035AC distance=79' 21563+7321 MLB 427 distance=81' 21592+7311 BU 1509 distance=86' 21342+7344 OSW 62 distance=88' 21291+7330 SHN 251 distance=90' 21233+7207 LSC 98 distance=92' 21309+7342 MLB 425 distance=93' 21277+7119 LDS1953 distance=98' 21331+7059 MLB 367 distance=98' 21409+7406 UC 4524 distance=101' 21270+7339 ZUC 15 distance=102' 21555+7358 UC 4599DE distance=107' 21555+7358 UC 4599AB distance=107' 21561+7356 UC 4603 distance=108' 21461+7411 SKF1102 distance=108' 21537+7402 UC 4591 distance=108' 21555+7358 UC 4599BC distance=108' 21555+7358 UC 4599CD distance=108' 21503+7410 UC 4578BC distance=108' 21546+7401 UC 4594 distance=109' 21493+7410 UC 4573 distance=109' 21503+7410 UC 4578AB distance=109' 21503+7410 UC 4578AC distance=109' 21560+7404 UC 4601AB distance=114' 21560+7404 UC 4601AC distance=114' 21560+7404 UC 4601CD distance=114' 21581+7359 UC 4615 distance=114' 21560+7404 UC 4601BD distance=114' 21391+7421 KPP4240 distance=117' 21566+7408 UC 4607 distance=119' 21515+7419 UC 4582 distance=119' 21398+7425 MLR 250 distance=122' 21319+7034 H 5 28AB distance=122' 21319+7034 H 5 28AC distance=122' 21363+7025 MLB 368 distance=126' 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 21431+7225 NSN 747 59 1.0 1
Show 21363+7247 HJ 3051 183 13.5 38
Show 21343+7210 TDT3036 161 1.2 43
Show 21482+7303 MLB 426 116 2.4 45
Show 21502+7146 A 1225 193 1.1 52
Show 21344+7300 OSW 61 183 87.2 52
Show 21320+7256 LDS1955 67 3.1 58
Show 21562+7220 HJ 3082 80 10.5 60
Show 21547+7307 HJ 3081 315 32.2 67
Show 21580+7213 MLB 428 79 5.5 70
Show 21326+7134 HJ 3044 75 7.6 71
Show 21276+7247 LDS1954 4 6.0 73
Show 21592+7225 MLB 429 229 3.3 74
Show 21267+7211 TDT2971 116 1.9 76
Show 21362+7115 MLR 249 263 1.3 78
Show 21257+7233 HJ 3035 AB 127 23.2 79
Show 21257+7233 HJ 3035 AC 202 24.2 79
Show 21563+7321 MLB 427 161 2.6 81
Show 21592+7311 BU 1509 169 118.7 86
Show 21342+7344 OSW 62 27 119.4 88
Show 21291+7330 SHN 251 -1 0.5 90
Show 21233+7207 LSC 98 222 0.1 92
Show 21309+7342 MLB 425 338 2.0 93
Show 21277+7119 LDS1953 116 11.5 98
Show 21331+7059 MLB 367 108 3.6 98
Show 21409+7406 UC 4524 143 46.4 101
Show 21270+7339 ZUC 15 167 1.9 102
Show 21555+7358 UC 4599 DE 227 67.4 107
Show 21555+7358 UC 4599 AB 321 62.5 107
Show 21561+7356 UC 4603 241 30.5 108
Show 21461+7411 SKF1102 184 2.3 108
Show 21537+7402 UC 4591 233 43.9 108
Show 21555+7358 UC 4599 BC 305 42.2 108
Show 21555+7358 UC 4599 CD 243 85.4 108
Show 21503+7410 UC 4578 BC 48 71.7 108
Show 21546+7401 UC 4594 146 57.4 109
Show 21493+7410 UC 4573 264 51.6 109
Show 21503+7410 UC 4578 AB 187 73.6 109
Show 21503+7410 UC 4578 AC 120 51.1 109
Show 21560+7404 UC 4601 AB 29 32.1 114
Show 21560+7404 UC 4601 AC 303 53.1 114
Show 21560+7404 UC 4601 CD 137 33.9 114
Show 21581+7359 UC 4615 201 39.7 114
Show 21560+7404 UC 4601 BD 237 43.9 114
Show 21391+7421 KPP4240 238 6.8 117
Show 21566+7408 UC 4607 118 51.7 119
Show 21515+7419 UC 4582 96 50.5 119
Show 21398+7425 MLR 250 315 0.7 122
Show 21319+7034 H 5 28 AB 342 79.2 122
Show 21319+7034 H 5 28 AC 169 132.9 122
Show 21363+7025 MLB 368 77 4.5 126

 
 
WDS 21431+7225 : COMPONENTS
 
 
  A
B pa=26.6°
sep=0.59"
 
 
21431+7225 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214303.09+722515.1 Mag 14.62 PmRA -62.00
PmDE -207.0
 
 
21431+7225 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214303.15+722515.6 Mag 15.31 PmRA -60.00
PmDE -203.0 Calc delta mag 0.69 Calc coord yes