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Doubles in session


Current system
23520+1252
A 1247


Nearby doubles
7' : 23525+1252
HU 1327

32' : 23500+1243
UC 5032

35' : 23499+1306
LDS5128

38' : 23540+1316
KPP 937

49' : 23488+1241
GWP3360

52' : 23536+1207
VYS 11AB

54' : 23539+1207
BKO 978

55' : 23486+1315
GRV 692

59' : 23530+1155
STF3044

64' : 23549+1205
KPP 726

64' : 23557+1324
GRV 698

73' : 23488+1349
HJ 1909

78' : 23510+1136
GWP3365

81' : 23468+1227
TDT4187

83' : 23535+1412
HJ 1915

84' : 23464+1243
BPM2494AB

85' : 23537+1413
DBR 205

88' : 23464+1324
BPM2495

92' : 23563+1359
GWP3374AB

93' : 23459+1318
CVR1014

94' : 23460+1222
CVR 295

95' : 23584+1234
LDS1499

95' : 23518+1117
HJ 319

96' : 23456+1309
HJL1116

100' : 23455+1223
AG 428

105' : 23466+1400
TDT4185



Selections
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Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

23520+1252 A 1247

 
 
23h 52m 01.43s +12° 52' 19.2" P.A. 257.00 sep 0.4 mag 9.70,10.00 Sp F8
 
 
Coord 2000 23520+1252 Discov num A  1247 Comp Coord arcsec 2000 23 52 01.43 +12 52 19.2
Date first 1905 Date last 2012 Obs 29
Pa first 322 Pa last 256.5 P.A. Now (θ) 256.5°
Sep first 0.2 Sep last 0.396 Sep. Now (ρ) 0.396"
Mag pri 9.70 Mag sec 10.00 delta mag (ΔM) 0.3 Spectral class F8 (yellow-white)
Pri motion ra -019 Sec motion ra
Pri motion dec -019 Sec motion dec
Notes N C (See Notes, Has orbit and linear solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus Tycho2 1177-01365-1 Gaia DR2 2769864786178214016 ADS 17060
 
 
ORBITAL ELEMENTS
 
 
Period (P)900y Periastron (T)2780y Semi-major axis (a)0.85a
Eccentricity (e)0.836 Inclination (i)108.8° Longitude of periastron (ω)116.3°
Node (Ω)148.9° Notes ReferenceUSN2002
Equinox2000 Last observation1989 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 251.1 0.303
2001 250.6 0.304
2002 250.0 0.305
2003 249.5 0.306
2004 248.9 0.307
2005 248.4 0.308
2006 247.8 0.309
2007 247.3 0.310
2008 246.8 0.311
2009 246.2 0.312
2010 245.7 0.313
2011 245.2 0.314
2012 244.7 0.315
2013 244.2 0.316
2014 243.7 0.317
2015 243.2 0.318
2016 242.7 0.320
2017 242.2 0.321
2018 241.7 0.322
2019 241.2 0.323
2020 240.7 0.325
2021 240.2 0.326
2022 239.7 0.327
2023 239.2 0.328
2024 238.8 0.330
2025 238.3 0.331
2026 237.8 0.332
2027 237.4 0.334
2028 236.9 0.335
2029 236.5 0.336
2030 236.0 0.338


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds23520%2B1252a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 23520+1252 A 1247 : NOTES
 
 
discov_num notes refcode
A 1247 Linear solution first suggested and alternative linear solution in Cve2022
 
 
REFERENCES
 
 
refcode metd author reference
Cve2022 orb - Cvetkovic, Z. & Pavlovic, R. 2022AJ....164...98C
Cve2022 AJ 164, 98, 2022
USN2002 orb - Seymour, D., Mason, B.D., Hartkopf, W.I., & Wycoff, G.L. 2002AJ....123.1023S
USN2002 AJ 123, 1023, 2002
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23520+1252 A 1247 1989 19 261 0.3 9.70 10.00 F8 O 235201.43+125219.2
23520+1252 A 1247 2009 22 257 0.4 9.70 10.00 F8 O 235201.43+125219.2
23520+1252 A 1247 2011 24 253 0.4 9.70 10.00 F8 O 235201.43+125219.2
23520+1252 A 1247 2012 27 257 0.4 9.70 10.00 F8 O 235201.43+125219.2

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

 
 
WDS 23520+1252 A 1247 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23520+1252 A 1247 : MEASURES
 
 
No records found.

 
 
WDS 23520+1252 : VIRTUAL EYEPIECE
 
 

23520+1252 A 1247A mag 9.7 Sp F8 23520+1252 A 1247B sep 0.4 P.A. 256.20 mag 10 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 23520+1252 : ALADIN DSS IMAGE @ 23h 52m 01.43s +12° 52' 19.2"
 
 
 
 
WDS 23520+1252 A 1247 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23520+1252 A 1247 distance=1' 23525+1252 HU 1327 distance=7' 23500+1243 UC 5032 distance=32' 23499+1306 LDS5128 distance=35' 23540+1316 KPP 937 distance=38' 23488+1241 GWP3360 distance=49' 23536+1207 VYS 11AB distance=52' 23539+1207 BKO 978 distance=54' 23486+1315 GRV 692 distance=55' 23530+1155 STF3044 distance=59' 23549+1205 KPP 726 distance=64' 23557+1324 GRV 698 distance=64' 23488+1349 HJ 1909 distance=73' 23510+1136 GWP3365 distance=78' 23468+1227 TDT4187 distance=81' 23535+1412 HJ 1915 distance=83' 23464+1243 BPM2494AB distance=84' 23464+1243 SKF 931Aa,Ab distance=84' 23537+1413 DBR 205 distance=85' 23464+1324 BPM2495 distance=88' 23563+1359 GWP3374AB distance=92' 23459+1318 CVR1014 distance=93' 23460+1222 CVR 295 distance=94' 23584+1234 LDS1499 distance=95' 23518+1117 HJ 319 distance=95' 23456+1309 HJL1116 distance=96' 23455+1223 AG 428 distance=100' 23466+1400 TDT4185 distance=105' 23449+1327 HDS3375 distance=111' 23493+1109 CLZ 95 distance=111' 23489+1109 HEI 414 distance=113' 23470+1419 GWP3356 distance=114' 23575+1131 BPMA258 distance=115' 23564+1117 ABT 17 distance=115' 23584+1359 HEI 197 distance=115' 23526+1057 YSC 17 distance=116' 23440+1306 CVR1010 distance=118' 23581+1134 SKF1354 distance=119' 23578+1128 HJ 321AB distance=119' 23436+1304 GOM 34 distance=124' 23447+1146 TDT4172 distance=127' 23473+1442 BRT1368 distance=130' 23520+1042 KPP4329 distance=131' 23466+1107 GWP3354 distance=133' 23580+1433 KU 143 distance=133' 23467+1104 DAM 659 distance=134' 23532+1507 LDS5132 distance=137' 23433+1346 CLZ 94 distance=139' 23599+1413 SKF1113 distance=141' 23556+1504 CVR 299 distance=142' 23509+1515 KPP1991 distance=144' 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 23520+1252 A 1247 257 0.4 1
Show 23525+1252 HU 1327 32 2.0 7
Show 23500+1243 UC 5032 338 25.0 32
Show 23499+1306 LDS5128 90 3.0 35
Show 23540+1316 KPP 937 124 7.7 38
Show 23488+1241 GWP3360 86 18.8 49
Show 23536+1207 VYS 11 AB 165 5.8 52
Show 23539+1207 BKO 978 226 8.3 54
Show 23486+1315 GRV 692 318 8.8 55
Show 23530+1155 STF3044 283 18.7 59
Show 23549+1205 KPP 726 240 6.4 64
Show 23557+1324 GRV 698 252 49.9 64
Show 23488+1349 HJ 1909 116 9.0 73
Show 23510+1136 GWP3365 136 29.4 78
Show 23468+1227 TDT4187 176 0.5 81
Show 23535+1412 HJ 1915 275 9.8 83
Show 23464+1243 BPM2494 AB 3 47.8 84
Show 23464+1243 SKF 931 Aa,Ab 20 1.6 84
Show 23537+1413 DBR 205 108 5.3 85
Show 23464+1324 BPM2495 77 74.6 88
Show 23563+1359 GWP3374 AB 149 77.2 92
Show 23459+1318 CVR1014 319 8.9 93
Show 23460+1222 CVR 295 130 42.9 94
Show 23584+1234 LDS1499 245 8.1 95
Show 23518+1117 HJ 319 292 12.7 95
Show 23456+1309 HJL1116 13 0.0 96
Show 23455+1223 AG 428 87 4.6 100
Show 23466+1400 TDT4185 159 0.6 105
Show 23449+1327 HDS3375 307 3.0 111
Show 23493+1109 CLZ 95 46 17.0 111
Show 23489+1109 HEI 414 77 1.4 113
Show 23470+1419 GWP3356 172 31.5 114
Show 23575+1131 BPMA258 246 172.7 115
Show 23564+1117 ABT 17 171 5.4 115
Show 23584+1359 HEI 197 114 0.6 115
Show 23526+1057 YSC 17 346 0.5 116
Show 23440+1306 CVR1010 206 18.4 118
Show 23581+1134 SKF1354 17 21.2 119
Show 23578+1128 HJ 321 AB 134 26.0 119
Show 23436+1304 GOM 34 149 548.1 124
Show 23447+1146 TDT4172 75 0.6 127
Show 23473+1442 BRT1368 200 4.2 130
Show 23520+1042 KPP4329 115 1.3 131
Show 23466+1107 GWP3354 267 48.3 133
Show 23580+1433 KU 143 351 38.9 133
Show 23467+1104 DAM 659 328 7.8 134
Show 23532+1507 LDS5132 60 3.0 137
Show 23433+1346 CLZ 94 119 160.2 139
Show 23599+1413 SKF1113 171 1.6 141
Show 23556+1504 CVR 299 245 81.3 142
Show 23509+1515 KPP1991 163 15.7 144

 
 
WDS 23520+1252 : COMPONENTS
 
 
  A
B pa=256.2°
sep=0.39"
 
 
23520+1252 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 235201.43+125219.2 Mag 9.7 Spectral class F8 (yellow-white)
PmRA -19.00 PmDE -19.0 Tycho2 1177-01365-1
Tycho2
Tycho2 1177-01365-1 Pflag RAmdeg 358.00593473 DEmdeg 12.87200459
PmRA -15.8 PmDE -16.1 E RAmdeg 16 E DEmdeg 21
E pmRA 1.3 E pmDE 1.3 EpRAm 1988.37 EpDEm 1985.21
Num 8 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.5
Q pmDE 0.8 BTmag 10.289 E BTmag 0.035 VTmag 9.727
E VTmag 0.031 Prox 999 TYC T HIP
CCDM RAdeg 358.00597194 DEdeg 12.87204222 EpRA 1990 1.81
EpDE 1990 1.52 E RAdeg 16.5 E DEdeg 23.8 Posflg
Corr -0.1
CCDM
Ccdm 23520+1252 RComp Comp A Note1
Note2 Discov num DRAs 1.38 DDEs 19.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.7 Sp PmNote *
PmRA -24 PmDE -18 Dm number +12 5034 Cat1 BD
Name2 +12 2797 Cat2 AGK2/3 HD M HD
ADS BDS A17060 M ADS BDS N IDS IDS 23469N1219A
HIC
 
 
23520+1252 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 235201.40+125219.1 Mag 10 Calc delta mag 0.3
Calc coord yes
CCDM
Ccdm 23520+1252 RComp Comp B Note1
Note2 Discov num A 1247 DRAs DDEs
R dRAs Year 1958 Theta 280 Rho 0.3
Obs 10 Vmag 10.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A17060 M ADS BDS N IDS IDS 23469N1219B
HIC