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Doubles in session


Current system
20299+4022
HJ 1525 AB
HD 195448


Nearby doubles
9' : 20296+4021
STN 50

11' : 20306+4015
STJ 84

13' : 20294+4011
ALV 6

16' : 20301+4007
ES 245

25' : 20283+4038
TDT2306

26' : 20283+4005
COU2538

28' : 20278+4036
TDT2294

31' : 20310+4050
CAN 26AB

33' : 20325+4035
CAN 22AB

33' : 20280+3958
TDT2299

36' : 20327+4008
TDT2351

37' : 20326+4041
CAN 18AB

37' : 20321+4048
CAN 77

38' : 20328+4040
SKF1866

38' : 20332+4028
HJ 609

39' : 20295+4100
HJ 1523

39' : 20328+4000
SEI1161

41' : 20264+4029
MLB1087

42' : 20316+4059
CAN 13AB

43' : 20328+3954
ES 1680AB

44' : 20298+3939
LSC 90

44' : 20330+4047
CAN 15AB

45' : 20272+3949
ES 1976

46' : 20272+3948
SEI1127

46' : 20338+4012
TDT2375

46' : 20326+4056
CAN 24AB



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

20299+4022 HJ 1525 AB (HD 195448)

 
 
20h 29m 54.13s +40° 22' 01.2" P.A. 234.00 sep 9.2 mag 9.13,9.58 Sp A2
 
 
Coord 2000 20299+4022 Discov num HJ 1525 Comp AB Coord arcsec 2000 20 29 54.13 +40 22 01.2
Date first 1828 Date last 2019 Obs 31
Pa first 231 Pa last 233.5 P.A. Now (θ) 233.5°
Sep first 7.0 Sep last 9.167 Sep. Now (ρ) 9.167"
Mag pri 9.13 Mag sec 9.58 delta mag (ΔM) 0.45 Spectral class A2 (white)
Pri motion ra +007 Sec motion ra +002
Pri motion dec +002 Sec motion dec +003
Notes N (See Notes)
rPM=0.7
Nature of this double is uncertain.
 
 
20299+4022 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 195448 49698 20 29 54 +40 22 01 HJ 1525 AB 2019 31 234 9.2 9.13 9.58 0.45 <===
Show 49698 20 29 54 +40 22 01 HJ 1525 AC 2015 11 39 17.1 9.13 13.50 4.37
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 195448 Constellation Cygnus SAO 49698 Tycho2 3156-01942-1
Gaia DR2 2067354161145466496 HD 195448 ADS 13922
 
 
WDS 20299+4022 HJ 1525 AB (HD 195448) : NOTES
 
 
discov_num notes refcode
HJ 1525 There is no star in the vicinity at all corresponding to O. Stone 50. Doo1915a
AB: SEI1139. Nsn2017d
 
 
REFERENCES
 
 
refcode metd author reference
Doo1915a Ma - Doolittle, E. 1915MNRAS..75..666D
Doo1915a MNRAS 75, 666, 1915
Nsn2017d not - Nanson, J. ...................
Nsn2017d private communication, 2017
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20299+4022 HJ 1525 AB 2004 15 234 8.9 9.13 9.58 A2 D 202954.13+402201.2
20299+4022 HJ 1525 AB 2007 17 234 9.1 9.13 9.58 A2 D 202954.13+402201.2
20299+4022 HJ 1525 AB 2009 18 234 9.1 9.13 9.58 A2 D 202954.13+402201.2
20299+4022 HJ 1525 AB 2013 20 238 8.9 9.13 9.58 A2 N D 202954.13+402201.2
20299+4022 HJ 1525 AB 2015 26 234 9.2 9.13 9.58 A2 N 202954.13+402201.2
20299+4022 HJ 1525 AB 2019 31 234 9.2 9.13 9.58 A2 N 202954.13+402201.2

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

 
 
WDS 20299+4022 HJ 1525 AB (HD 195448) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20299+4022 HJ 1525 AB (HD 195448) : MEASURES
 
 
No records found.

 
 
WDS 20299+4022 (HD 195448) : VIRTUAL EYEPIECE
 
 

20299+4022 HJ 1525A mag 9.13 Sp A2 20299+4022 HJ 1525B sep 7.8 P.A. 225.80 mag 9.58 20299+4022 HJ 1525C sep 15.7 P.A. 31.20 mag 13.5 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 20299+4022 (HD 195448) : ALADIN DSS IMAGE @ 20h 29m 54.13s +40° 22' 01.2"
 
 
 
 
WDS 20299+4022 HJ 1525 AB (HD 195448) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20299+4022 HJ 1525AB distance=0' 20296+4021 STN 50 distance=9' 20306+4015 STJ 84 distance=11' 20294+4011 ALV 6 distance=13' 20301+4007 ES 245 distance=16' 20283+4038 TDT2306 distance=25' 20283+4005 COU2538 distance=26' 20278+4036 TDT2294 distance=28' 20310+4050 CAN 26AB distance=31' 20310+4050 CAN 26AC distance=31' 20310+4050 CAN 26AD distance=31' 20325+4035 CAN 22AB distance=33' 20325+4035 CAN 22AC distance=33' 20325+4035 CAN 22AD distance=33' 20325+4035 CAN 22AE distance=33' 20325+4035 CAN 22AF distance=33' 20325+4035 CAN 22AG distance=33' 20280+3958 TDT2299 distance=33' 20327+4008 TDT2351 distance=36' 20326+4041 CAN 18AB distance=37' 20326+4041 CAN 18AC distance=37' 20326+4041 CAN 18AD distance=37' 20326+4041 CAN 18AE distance=37' 20326+4041 CAN 18AF distance=37' 20326+4041 CAN 18AG distance=37' 20321+4048 CAN 77 distance=37' 20328+4040 SKF1866 distance=38' 20332+4028 HJ 609 distance=38' 20295+4100 HJ 1523 distance=39' 20328+4000 SEI1161 distance=39' 20264+4029 MLB1087 distance=41' 20316+4059 CAN 13AB distance=42' 20316+4059 CAN 13AC distance=42' 20316+4059 CAN 13AD distance=42' 20328+3954 ES 1680BC distance=43' 20328+3954 ES 1680AB distance=43' 20298+3939 LSC 90 distance=44' 20330+4047 CAN 15AB distance=44' 20330+4047 CAN 15AC distance=44' 20330+4047 CAN 15AD distance=44' 20330+4047 CAN 15AE distance=44' 20330+4047 CAN 15AF distance=44' 20272+3949 ES 1976 distance=45' 20272+3948 SEI1127 distance=46' 20338+4012 TDT2375 distance=46' 20326+4056 CAN 24Aa,Ab distance=46' 20326+4056 CAN 24AB distance=46' 20326+4056 CAN 24AC distance=46' 20326+4056 CAN 24AD distance=46' 20326+4056 CAN 24AE distance=46' 20326+4056 CAN 24AF distance=46' 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 20299+4022 HJ 1525 AB 234 9.2
Show 20299+4022 HJ 1525 AC 39 17.1
Show 20296+4021 STN 50 170 6.3 9
Show 20306+4015 STJ 84 34 1.2 11
Show 20294+4011 ALV 6 259 0.6 13
Show 20301+4007 ES 245 158 4.1 16
Show 20283+4038 TDT2306 156 1.1 25
Show 20283+4005 COU2538 31 1.0 26
Show 20278+4036 TDT2294 310 2.2 28
Show 20310+4050 CAN 26 AB 270 2.6 31
Show 20310+4050 CAN 26 AC 335 8.3 31
Show 20310+4050 CAN 26 AD 93 8.4 31
Show 20325+4035 CAN 22 AB 153 3.3 33
Show 20325+4035 CAN 22 AC 178 4.5 33
Show 20325+4035 CAN 22 AD 84 6.3 33
Show 20325+4035 CAN 22 AE 65 7.4 33
Show 20325+4035 CAN 22 AF 261 9.2 33
Show 20325+4035 CAN 22 AG 31 11.5 33
Show 20280+3958 TDT2299 8 0.5 33
Show 20327+4008 TDT2351 131 0.6 36
Show 20326+4041 CAN 18 AB 63 7.5 37
Show 20326+4041 CAN 18 AC 130 8.1 37
Show 20326+4041 CAN 18 AD 117 8.8 37
Show 20326+4041 CAN 18 AE 179 9.1 37
Show 20326+4041 CAN 18 AF 132 9.4 37
Show 20326+4041 CAN 18 AG 305 10.8 37
Show 20321+4048 CAN 77 81 12.5 37
Show 20328+4040 SKF1866 286 2.8 38
Show 20332+4028 HJ 609 320 26.7 38
Show 20295+4100 HJ 1523 340 12.0 39
Show 20328+4000 SEI1161 280 7.4 39
Show 20264+4029 MLB1087 98 9.5 41
Show 20316+4059 CAN 13 AB 80 5.2 42
Show 20316+4059 CAN 13 AC 261 12.6 42
Show 20316+4059 CAN 13 AD 351 13.9 42
Show 20328+3954 ES 1680 BC 27 2.8 43
Show 20328+3954 ES 1680 AB 4 50.7 43
Show 20298+3939 LSC 90 335 0.1 44
Show 20330+4047 CAN 15 AB 113 0.1 44
Show 20330+4047 CAN 15 AC 241 2.6 44
Show 20330+4047 CAN 15 AD 201 5.5 44
Show 20330+4047 CAN 15 AE 230 9.3 44
Show 20330+4047 CAN 15 AF 341 15.7 44
Show 20272+3949 ES 1976 79 3.8 45
Show 20272+3948 SEI1127 116 26.3 46
Show 20338+4012 TDT2375 112 2.2 46
Show 20326+4056 CAN 24 Aa,Ab 118 0.9 46
Show 20326+4056 CAN 24 AB 25 2.4 46
Show 20326+4056 CAN 24 AC 326 3.5 46
Show 20326+4056 CAN 24 AD 134 4.4 46
Show 20326+4056 CAN 24 AE 151 7.6 46

 
 
WDS 20299+4022 : COMPONENTS
 
 
  A B
B pa=225.8°
sep=7.83"
 
C pa=31.2°
sep=15.67"
pa=36.1°
sep=23.33"
 
 
20299+4022 A
 
 
Name HD 195448 Coord arcsec 2000 202954.13+402201.2 Mag 9.13 Spectral class A2 (white)
PmRA 7.00 PmDE 2.0 SAO 49698 Tycho2 3156-01942-1
HD 195448 ADS 13922 DM BD+39 4213
Tycho2
Tycho2 3156-01942-1 Pflag RAmdeg 307.47555424 DEmdeg 40.36700583
PmRA 7.4 PmDE 2.4 E RAmdeg 9 E DEmdeg 8
E pmRA 1.0 E pmDE 1.0 EpRAm 1990.74 EpDEm 1991.11
Num 8 Q RAmdeg 0.7 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.7 BTmag 9.241 E BTmag 0.018 VTmag 9.127
E VTmag 0.016 Prox 90 TYC T HIP
CCDM RAdeg 307.47553222 DEdeg 40.36700056 EpRA 1990 1.75
EpDE 1990 1.86 E RAdeg 8.5 E DEdeg 8.3 Posflg
Corr 0.1
SAO
SAO 49698 DelFlag RA1950 PmRA1950 -0.0013
DE1950 PmDE1950 0.021 Vmag 9.1 SpType A2
Double code Source 4 CatNum 2057 DM BD+39 4213
DMcomp BDsup HD 195448 M HD 0
GC RA1950rad 5.3585505 DE1950rad 0.70159766 PmRA2000 -0.001
PmDE2000 0.019
CCDM
Ccdm 20299+4022 RComp Comp A Note1
Note2 Discov num DRAs 0.02 DDEs 1.9
R dRAs 10 Year Theta Rho
Obs 3 Vmag 9.2 Sp A2 PmNote *
PmRA 1 PmDE 13 Dm number +39 4213 Cat1 BD
Name2 +40 2057 Cat2 AGK2/3 HD 195448 M HD
ADS BDS A13922 M ADS BDS N IDS IDS 20263N4002A
HIC
 
 
20299+4022 B
 
 
Coord arcsec 2000 202953.64+402155.7 Mag 9.58 PmRA 2.00 PmDE 3.0
Tycho2 3156-01942-2 Calc delta mag 0.45 Calc coord yes
Tycho2
Tycho2 3156-01942-2 Pflag RAmdeg 307.47288362 DEmdeg 40.36554208
PmRA 4.2 PmDE 4.4 E RAmdeg 14 E DEmdeg 12
E pmRA 1.0 E pmDE 1.0 EpRAm 1989.54 EpDEm 1990.18
Num 8 Q RAmdeg 0.9 Q DEmdeg 0.8 Q pmRA 0.9
Q pmDE 0.7 BTmag 9.987 E BTmag 0.023 VTmag 9.577
E VTmag 0.021 Prox 90 TYC T HIP
CCDM RAdeg 307.47287139 DEdeg 40.36553194 EpRA 1990 1.73
EpDE 1990 1.86 E RAdeg 14.1 E DEdeg 12.0 Posflg D
Corr 0.1
CCDM
Ccdm 20299+4022 RComp Comp B Note1
Note2 Discov num HJ 1525 DRAs -0.60 DDEs -4.4
R dRAs 10 Year 1879 Theta 232 Rho 8.7
Obs 9 Vmag 9.3 Sp PmNote *
PmRA 1 PmDE -5 Dm number Cat1
Name2 +40 2056 Cat2 AGK2/3 HD M HD
ADS BDS A13922 M ADS BDS N IDS IDS 20263N4002B
HIC
 
 
20299+4022 C
 
 
Coord arcsec 2000 202954.84+402214.6 Mag 13.5 PmRA 13.00 PmDE 11.0
Calc delta mag 4.37 Calc coord yes
CCDM
Ccdm 20299+4022 RComp Comp C Note1
Note2 Discov num HJ 1525 DRAs DDEs
R dRAs Year 1925 Theta 038 Rho 15.6
Obs 1 Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13922 M ADS BDS N IDS IDS 20263N4002C
HIC