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Doubles in session


Current system
02475+4416
CHR 7
HD 17245


Nearby doubles
30' : 02479+4347
KPP3503

39' : 02502+4441
GRV 149

46' : 02457+4456
LDS5393AB

46' : 02494+4336
LDS3429

50' : 02519+4434
LDS2811

55' : 02518+4446
ES 1309

66' : 02426+4456
COU1677

67' : 02484+4522
BRT 332

72' : 02497+4524
ES 705

79' : 02503+4529
ARG 54AB

80' : 02422+4322
UC 782

80' : 02409+4453
RAO 636

87' : 02553+4356
KPP1626

89' : 02548+4332
HJ 2162AB

94' : 02551+4332
TDS2385

95' : 02563+4419
LDS2813

95' : 02390+4439
WZ 5

102' : 02428+4249
HJ 2155

104' : 02422+4251
BKO 171

105' : 02438+4240
WIS 71

105' : 02411+4259
TDS 91

105' : 02480+4600
COU1678

106' : 02417+4253
TDS2338

107' : 02422+4247
ARN 101

107' : 02424+4246
ES 1506AB

108' : 02420+4248
HJ 1123



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.

02475+4416 CHR 7 (HD 17245)

 
 
02h 47m 31.15s +44° 16' 20.0" P.A. 105.00 sep 0.2 mag 6.70, Sp F5V+A dist. 462.96 pc (1510.18 l.y.)
 
 
Coord 2000 02475+4416 Discov num CHR   7 Comp Coord arcsec 2000 02 47 31.15 +44 16 20.0
Date first 1984 Date last 1984 Obs 1
Pa first 105 Pa last 104.5 P.A. Now (θ) 104.5°
Sep first 0.2 Sep last 0.161 Sep. Now (ρ) 0.161"
Mag pri 6.70 Mag sec delta mag (ΔM) Spectral class F5V+A (yellow-white/white)
Pri motion ra +003 Sec motion ra
Pri motion dec -007 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 17245 Constellation Perseus SAO 38335 HIP 13036
Tycho2 2857-01648-1 Gaia DR2 337715447443209984 HD 17245 GC 3341
BD BD+43 576 Distance 462.96 Distance ly 1510.18
 
 
WDS 02475+4416 CHR 7 (HD 17245) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
CHR Center for High Ang. Res. Astronomy (speckle interferometry systems)
CHR (see papers by Hartkopf, Mason, McAlister, etc.)
CHR9999 Sc j McAlister, H.A., Hartkopf, W.I., et al. ...................
CHR9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02475+4416 CHR 7 1984 1 105 0.2 6.70   F5V+A 024731.15+441620.0

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

 
 
WDS 02475+4416 CHR 7 (HD 17245) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 02475+4416 CHR 7 (HD 17245) : MEASURES
 
 
No records found.

 
 
WDS 02475+4416 (HD 17245) : VIRTUAL EYEPIECE
 
 

02475+4416 CHR 7A mag 6.7 Sp F5V 02475+4416 CHR 7B sep 0.1 P.A. 109.90 Sp A virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 02475+4416 (HD 17245) : ALADIN DSS IMAGE @ 02h 47m 31.15s +44° 16' 20.0"
 
 
 
 
WDS 02475+4416 CHR 7 (HD 17245) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

02475+4416 CHR 7 distance=0' 02479+4347 KPP3503 distance=30' 02502+4441 GRV 149 distance=39' 02457+4456 LDS5393AB distance=46' 02457+4456 GIC 34AC distance=46' 02494+4336 LDS3429 distance=46' 02519+4434 LDS2811 distance=50' 02518+4446 ES 1309 distance=55' 02426+4456 COU1677 distance=66' 02484+4522 BRT 332 distance=67' 02497+4524 ES 705 distance=72' 02503+4529 ARG 54AB distance=79' 02503+4529 ARG 54BC distance=79' 02422+4322 UC 782 distance=80' 02409+4453 RAO 636 distance=80' 02553+4356 KPP1626 distance=87' 02548+4332 HJ 2162AB distance=89' 02548+4332 HJ 2162AC distance=89' 02548+4332 ES 2595CD distance=90' 02551+4332 TDS2385 distance=94' 02563+4419 LDS2813 distance=95' 02390+4439 WZ 5 distance=95' 02428+4249 HJ 2155 distance=102' 02422+4251 BKO 171 distance=104' 02438+4240 WIS 71 distance=105' 02411+4259 TDS 91 distance=105' 02480+4600 COU1678 distance=105' 02417+4253 TDS2338 distance=106' 02422+4247 ARN 101 distance=107' 02424+4246 ES 1506AB distance=107' 02424+4246 HJ 1126AC distance=107' 02420+4248 HJ 1123 distance=108' 02405+4535 ES 1308AB distance=109' 02448+4231 LDS3424 distance=109' 02410+4252 BAG 39 distance=111' 02422+4242 STT 44AB distance=111' 02422+4242 STT 44AC distance=111' 02578+4431 STF 328AB distance=111' 02578+4431 STF 328AC distance=111' 02578+4431 B 9001AD distance=111' 02422+4242 HJ 1124CD distance=111' 02465+4226 ES 1507 distance=111' 02517+4559 A 1281AB distance=112' 02517+4559 RAO 45AC distance=112' 02487+4225 ES 556 distance=113' 02492+4223 COU1375 distance=114' 02571+4505 BRT 335 distance=114' 02530+4556 BRT 333 distance=115' 02413+4244 TDS2335 distance=115' 02500+4222 KU 78 distance=118' 02412+4241 HJ 2154 distance=118' 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 02475+4416 CHR 7 105 0.2
Show 02479+4347 KPP3503 3 2.1 30
Show 02502+4441 GRV 149 275 16.1 39
Show 02457+4456 LDS5393 AB 66 18.0 46
Show 02457+4456 GIC 34 AC 268 89.4 46
Show 02494+4336 LDS3429 63 9.9 46
Show 02519+4434 LDS2811 305 3.9 50
Show 02518+4446 ES 1309 214 4.7 55
Show 02426+4456 COU1677 131 1.5 66
Show 02484+4522 BRT 332 103 2.7 67
Show 02497+4524 ES 705 227 8.7 72
Show 02503+4529 ARG 54 AB 58 20.6 79
Show 02503+4529 ARG 54 BC 343 7.3 79
Show 02422+4322 UC 782 162 56.0 80
Show 02409+4453 RAO 636 49 0.4 80
Show 02553+4356 KPP1626 310 12.5 87
Show 02548+4332 HJ 2162 AB 41 12.6 89
Show 02548+4332 HJ 2162 AC 54 68.8 89
Show 02548+4332 ES 2595 CD 3 10.7 90
Show 02551+4332 TDS2385 231 0.5 94
Show 02563+4419 LDS2813 273 8.5 95
Show 02390+4439 WZ 5 127 3.1 95
Show 02428+4249 HJ 2155 322 17.4 102
Show 02422+4251 BKO 171 97 8.5 104
Show 02438+4240 WIS 71 251 999.9 105
Show 02411+4259 TDS 91 330 0.9 105
Show 02480+4600 COU1678 240 0.9 105
Show 02417+4253 TDS2338 40 0.6 106
Show 02422+4247 ARN 101 334 33.6 107
Show 02424+4246 ES 1506 AB 353 7.4 107
Show 02424+4246 HJ 1126 AC 98 56.8 107
Show 02420+4248 HJ 1123 249 21.1 108
Show 02405+4535 ES 1308 AB 276 6.9 109
Show 02448+4231 LDS3424 18 6.3 109
Show 02410+4252 BAG 39 296 0.2 111
Show 02422+4242 STT 44 AB 56 1.4 111
Show 02422+4242 STT 44 AC 290 87.2 111
Show 02578+4431 STF 328 AB 306 14.7 111
Show 02578+4431 STF 328 AC 96 46.2 111
Show 02578+4431 B 9001 AD 117 100.0 111
Show 02422+4242 HJ 1124 CD 149 17.5 111
Show 02465+4226 ES 1507 317 2.9 111
Show 02517+4559 A 1281 AB 151 0.7 112
Show 02517+4559 RAO 45 AC 82 15.2 112
Show 02487+4225 ES 556 357 6.7 113
Show 02492+4223 COU1375 82 1.1 114
Show 02571+4505 BRT 335 286 3.0 114
Show 02530+4556 BRT 333 240 3.9 115
Show 02413+4244 TDS2335 182 2.0 115
Show 02500+4222 KU 78 163 25.6 118
Show 02412+4241 HJ 2154 141 10.3 118

 
 
WDS 02475+4416 : COMPONENTS
 
 
  A
B pa=109.9°
sep=0.12"
 
 
02475+4416 A
 
 
Componente originario normalizzato AB Name HD 17245 Coord arcsec 2000 024731.15+441620.0 Mag 6.7
Spectral class F5V (yellow-white) PmRA 3.00 PmDE -7.0 SAO 38335
HIP 13036 Tycho2 2857-01648-1 HD 17245 GC 3341
BD BD+43 576
Tycho2
Tycho2 2857-01648-1 Pflag RAmdeg 41.87980601 DEmdeg 44.27219817
PmRA -0.3 PmDE -6.9 E RAmdeg 4 E DEmdeg 5
E pmRA 0.9 E pmDE 1.0 EpRAm 1991.45 EpDEm 1991.12
Num 14 Q RAmdeg 0.5 Q DEmdeg 0.8 Q pmRA 0.4
Q pmDE 0.8 BTmag 7.228 E BTmag 0.015 VTmag 6.539
E VTmag 0.010 Prox 999 TYC T HIP 13036
CCDM RAdeg 41.87980722 DEdeg 44.27221417 EpRA 1990 1.85
EpDE 1990 1.59 E RAdeg 4.4 E DEdeg 4.7 Posflg
Corr -0.2
SAO
SAO 38335 DelFlag RA1950 PmRA1950 -0.0004
DE1950 PmDE1950 0.003 Vmag 6.7 SpType +++
Double code Source 70 CatNum 3341 DM BD+43 576
DMcomp BDsup HD 17245 M HD 9
GC 3341 RA1950rad 0.71663307 DE1950rad 0.76905921 PmRA2000 -0.0004
PmDE2000 -0.001
Hipparcos
Catalog H HIP 13036 Proxy RAhms 02 47 31.15
DEdms +44 16 20.0 Vmag 6.45 VarFlag R Vmag G
RAdeg 41.8798 DEdeg 44.2722 AstroRef Plx 1.73
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 17245 BD BD+43 576
CD CP Dm number +43 576 VIred 0.7
SpType F5 R SpType Coord arcsec 2000 024731.15+441620.0
Hipparcos 2
HIP 13036 Sn 5 So 0 Nc 1
RArad 0.7309405643 DErad 0.7726959256 Plx 2.16 PmRA 0.06
PmDE -7.66 E RArad 0.53 E DErad 0.4 E Plx 0.56
E pmRA 0.62 E pmDE 0.57 Hpmag 6.5842 E Hpmag 0.0011
SHp 0.009 VA 0 BV 0.637 E BV 0.002
VI 0.7
CCDM
Ccdm 02475+4416 RComp Comp A Note1
Note2 Discov num DRAs 1.17 DDEs 20.3
R dRAs 81 Year Theta Rho
Obs 2 Vmag 6.7 Sp F5 PmNote @
PmRA 4 PmDE -2 Dm number +43 576 Cat1 BD
Name2 +44 283 Cat2 AGK2/3 HD 17245 M HD
ADS BDS M ADS BDS N IDS W IDS 02475+4416A
HIC 13036
 
 
02475+4416 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 024731.16+441620.0 Spectral class A (white) Calc delta mag 6.7
Calc coord yes
CCDM
Ccdm 02475+4416 RComp Comp B Note1
Note2 Discov num CHR 7 DRAs DDEs
R dRAs Year 1984 Theta 104 Rho 0.2
Obs 1 Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS W IDS 02475+4416B
HIC 13036