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Current system
20169+4337
FOX 252


Nearby doubles
4' : 20167+4335
FOX 251

6' : 20165+4339
ES 1439

15' : 20157+4339
A 2095AB

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TDT2158

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ES 1440

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WFC 231

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BRT2257

38' : 20137+4323
BU 660AB

41' : 20205+4351
BU 1207AB

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TDS1059

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ROE 42

46' : 20211+4341
A 46AB

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HJ 1505

47' : 20210+4320
TDT2198

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A 388

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HO 124

57' : 20161+4432
BRT2258

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BRT2256

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ES 1567

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BRT2262

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A 723

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HJ 1503

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TDT2227



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

20169+4337 FOX 252

 
 
20h 16m 56.57s +43° 36' 32.4" P.A. 246.00 sep 18.6 mag 8.79,10.14 Sp F8
 
 
Coord 2000 20169+4337 Discov num FOX 252 Comp Coord arcsec 2000 20 16 56.57 +43 36 32.4
Date first 1892 Date last 2015 Obs 15
Pa first 247 Pa last 245.9 P.A. Now (θ) 245.9°
Sep first 18.2 Sep last 18.624 Sep. Now (ρ) 18.624"
Mag pri 8.79 Mag sec 10.14 delta mag (ΔM) 1.35 Spectral class F8 (yellow-white)
Pri motion ra +000 Sec motion ra -002
Pri motion dec -001 Sec motion dec -002
Notes
rPM=0.791
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3163-00707-1 Gaia DR2 2080912243335557120
 
 
WDS 20169+4337 FOX 252 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Fox1909 Ma - Fox, P. 1909AN....181..245F
Fox1909 AN 181, 245, 1909 (measures are also in Fox1915)
Fox1910 Ma - Fox, P. 1910AJ.....26...87F
Fox1910 AJ 26, 87, 1910 (measures are also in Fox1915)
Fox1915 Ma j Fox, P. 1915AnDea...1....1F
Fox1915 Ann. Dearborn Obs. 1, 1, 1915
Fox1915b Ma j Fox, P. 1915AnDea...1...52F
Fox1915b Ann. Dearborn Obs. 1, 52, 1915
Fox1925 Ma j Fox, P. 1925AnDea...2....1F
Fox1925 +Ca Ann. Dearborn Obs. 2, 1, 1925
Fox1946 Ma - Fox, P. 1946AnDea...6....1F
Fox1946 +Po Ann. Dearborn Obs. 6, 1, 1946
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20169+4337 FOX 252 2004 8 246 18.8 8.79 10.14 F8 D 201656.57+433632.4
20169+4337 FOX 252 2010 10 246 17.9 8.79 10.14 F8 201656.57+433632.4
20169+4337 FOX 252 2015 11 246 18.6 8.79 10.14 F8 201656.57+433632.4

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

 
 
WDS 20169+4337 FOX 252 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20169+4337 FOX 252 : MEASURES
 
 
No records found.

 
 
WDS 20169+4337 : VIRTUAL EYEPIECE
 
 

20169+4337 FOX 252A mag 8.79 Sp F8 20169+4337 FOX 252B sep 14.5 P.A. 238.30 mag 10.14 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 20169+4337 : ALADIN DSS IMAGE @ 20h 16m 56.57s +43° 36' 32.4"
 
 
 
 
WDS 20169+4337 FOX 252 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20169+4337 FOX 252 distance=0' 20167+4335 FOX 251 distance=4' 20165+4339 ES 1439 distance=6' 20157+4339 A 2095AB distance=15' 20157+4339 STF2659AB,C distance=15' 20157+4339 STF2659AB,D distance=15' 20157+4339 FOX 39DE distance=15' 20157+4339 A 2095DF distance=15' 20187+4329 TDT2158 distance=21' 20179+4319 ES 1440 distance=21' 20190+4316 WFC 231 distance=31' 20159+4307 BRT2257 distance=31' 20137+4323 BU 660AB distance=38' 20137+4323 BU 660AC distance=38' 20137+4323 FOX 250AD distance=38' 20205+4351 BU 1207AB distance=41' 20205+4351 TRN 29AC distance=41' 20205+4351 IOT 2Aa,Ab distance=41' 20195+4307 TDS1059 distance=41' 20159+4257 ROE 42 distance=42' 20211+4341 A 46AB distance=46' 20211+4341 A 46AB,C distance=46' 20212+4335 HJ 1505 distance=47' 20210+4320 TDT2198 distance=47' 20151+4249 A 388 distance=52' 20188+4244 HO 124 distance=57' 20161+4432 BRT2258 distance=57' 20121+4402 BRT2256 distance=59' 20224+4332 TDT2215 distance=60' 20166+4437 TDT2135 distance=61' 20158+4233 ES 1567 distance=65' 20219+4257 BRT2262 distance=67' 20229+4311 L 34 distance=70' 20130+4433 A 723 distance=71' 20189+4227 HJ 1503 distance=73' 20231+4405 TDT2227 distance=73' 20210+4437 A 725 distance=74' 20105+4316 ROE 41 distance=75' 20229+4259 HO 128AB distance=76' 20229+4259 STTA207AC distance=76' 20102+4357 STT 400 distance=76' 20229+4259 STTA207CD distance=77' 20156+4454 TDT2125 distance=79' 20229+4243 A 289AB distance=84' 20229+4243 A 289AC distance=84' 20093+4353 ES 1438 distance=84' 20142+4216 TDT2110 distance=86' 20194+4500 TDS1058 distance=88' 20114+4232 ES 1566 distance=89' 20088+4355 TDT2018 distance=90' 20133+4214 COU2638 distance=93' 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 20169+4337 FOX 252 246 18.6
Show 20167+4335 FOX 251 279 5.5 4
Show 20165+4339 ES 1439 30 1.7 6
Show 20157+4339 A 2095 AB 333 0.2 15
Show 20157+4339 STF2659 AB,C 311 2.7 15
Show 20157+4339 STF2659 AB,D 251 20.5 15
Show 20157+4339 FOX 39 DE 135 1.4 15
Show 20157+4339 A 2095 DF 48 7.6 15
Show 20187+4329 TDT2158 164 1.8 21
Show 20179+4319 ES 1440 256 2.6 21
Show 20190+4316 WFC 231 331 7.4 31
Show 20159+4307 BRT2257 101 3.4 31
Show 20137+4323 BU 660 AB 318 8.7 38
Show 20137+4323 BU 660 AC 190 58.2 38
Show 20137+4323 FOX 250 AD 279 31.5 38
Show 20205+4351 BU 1207 AB 211 4.8 41
Show 20205+4351 TRN 29 AC 202 2.3 41
Show 20205+4351 IOT 2 Aa,Ab 152 0.0 41
Show 20195+4307 TDS1059 117 0.9 41
Show 20159+4257 ROE 42 91 6.1 42
Show 20211+4341 A 46 AB 77 0.4 46
Show 20211+4341 A 46 AB,C 265 2.0 46
Show 20212+4335 HJ 1505 111 16.7 47
Show 20210+4320 TDT2198 3 1.8 47
Show 20151+4249 A 388 36 0.7 52
Show 20188+4244 HO 124 357 0.9 57
Show 20161+4432 BRT2258 6 2.8 57
Show 20121+4402 BRT2256 26 3.3 59
Show 20224+4332 TDT2215 91 0.9 60
Show 20166+4437 TDT2135 38 0.9 61
Show 20158+4233 ES 1567 182 2.4 65
Show 20219+4257 BRT2262 129 2.5 67
Show 20229+4311 L 34 174 4.5 70
Show 20130+4433 A 723 169 0.4 71
Show 20189+4227 HJ 1503 73 16.9 73
Show 20231+4405 TDT2227 172 0.5 73
Show 20210+4437 A 725 25 0.9 74
Show 20105+4316 ROE 41 338 6.0 75
Show 20229+4259 HO 128 AB 357 1.4 76
Show 20229+4259 STTA207 AC 65 85.8 76
Show 20102+4357 STT 400 329 0.7 76
Show 20229+4259 STTA207 CD 162 56.1 77
Show 20156+4454 TDT2125 257 2.3 79
Show 20229+4243 A 289 AB 154 3.9 84
Show 20229+4243 A 289 AC 351 70.5 84
Show 20093+4353 ES 1438 42 5.0 84
Show 20142+4216 TDT2110 178 4.5 86
Show 20194+4500 TDS1058 250 1.4 88
Show 20114+4232 ES 1566 352 6.0 89
Show 20088+4355 TDT2018 121 1.3 90
Show 20133+4214 COU2638 48 1.8 93

 
 
WDS 20169+4337 : COMPONENTS
 
 
  A
B pa=238.3°
sep=14.47"
 
 
20169+4337 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201656.57+433632.4 Mag 8.79 Spectral class F8 (yellow-white)
PmRA 0.00 PmDE -1.0 Tycho2 3163-00707-1
Tycho2
Tycho2 3163-00707-1 Pflag RAmdeg 304.23569505 DEmdeg 43.60900315
PmRA 1.4 PmDE -1.1 E RAmdeg 10 E DEmdeg 9
E pmRA 1.2 E pmDE 1.2 EpRAm 1990.67 EpDEm 1990.99
Num 6 Q RAmdeg 1.1 Q DEmdeg 1.3 Q pmRA 1.2
Q pmDE 1.3 BTmag 9.959 E BTmag 0.025 VTmag 8.789
E VTmag 0.014 Prox 186 TYC T HIP
CCDM RAdeg 304.23569056 DEdeg 43.60900472 EpRA 1990 1.73
EpDE 1990 1.79 E RAdeg 9.8 E DEdeg 9.3 Posflg
Corr 0.0
 
 
20169+4337 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201655.44+433624.8 Mag 10.14 PmRA -2.00
PmDE -2.0 Tycho2 3163-00949-1 Calc delta mag 1.35 Calc coord yes
Tycho2
Tycho2 3163-00949-1 Pflag RAmdeg 304.22918345 DEmdeg 43.60688962
PmRA -1.1 PmDE -3.3 E RAmdeg 21 E DEmdeg 19
E pmRA 1.4 E pmDE 1.4 EpRAm 1988.29 EpDEm 1989.19
Num 4 Q RAmdeg 1.8 Q DEmdeg 1.6 Q pmRA 1.8
Q pmDE 1.6 BTmag 10.505 E BTmag 0.034 VTmag 10.141
E VTmag 0.034 Prox 186 TYC T HIP
CCDM RAdeg 304.22917889 DEdeg 43.60689361 EpRA 1990 1.70
EpDE 1990 1.77 E RAdeg 22.6 E DEdeg 20.2 Posflg
Corr 0.0