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Doubles in session


Current system
20037+3820
HJ 1470
HD 190466


Nearby doubles
4' : 20039+3822
SEI 835

6' : 20034+3815
A 1412

7' : 20041+3815
TOR 18

9' : 20044+3820
TOR 20

14' : 20033+3807
SEI 825

18' : 20022+3822
TDT1927

19' : 20051+3814
COU2213

20' : 20052+3829
BU 1481AB

23' : 20048+3837
SEI 843

25' : 20060+3821
POP 185AB

26' : 20042+3755
TOR 19

28' : 20040+3847
ALI 914AB

29' : 20020+3840
A 1411AB

31' : 20012+3811
ALI 652

32' : 20042+3851
ALI 915

34' : 20022+3849
ES 2044

35' : 20035+3837
COU2533

37' : 20059+3755
ES 2119AB

38' : 20066+3836
BRT2229

39' : 20028+3742
SEI 817

41' : 20056+3746
A 1414

42' : 20052+3857
BU 1480

45' : 20033+3736
GMZ 199

45' : 20031+3733
ES 2045

45' : 20074+3819
POP 187

49' : 20001+3842
SEI 777



Selections
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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.

20037+3820 HJ 1470 (HD 190466)

 
 
20h 03m 39.50s +38° 19' 38.3" P.A. 340.00 sep 29.3 mag 7.40,9.23 Sp M dist. 190.48 pc (621.35 l.y.)
 
 
Coord 2000 20037+3820 Discov num HJ 1470 Comp Coord arcsec 2000 20 03 39.50 +38 19 38.3
Date first 1828 Date last 2016 Obs 30
Pa first 333 Pa last 339.9 P.A. Now (θ) 339.9°
Sep first 25.0 Sep last 29.261 Sep. Now (ρ) 29.261"
Mag pri 7.40 Mag sec 9.23 delta mag (ΔM) 1.83 Spectral class M (red)
Pri motion ra -015 Sec motion ra +002
Pri motion dec -012 Sec motion dec -003
Notes N (See Notes)
rPM=1.001
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 190466 Constellation Cygnus SAO 69335 HIP 98770
Tycho2 3150-02591-1 Gaia DR2 2060388312645103104 HD 190466 GC 27834
BD BD+37 3743 Distance 190.48 Distance ly 621.35
 
 
WDS 20037+3820 HJ 1470 (HD 190466) : NOTES
 
 
discov_num notes refcode
HJ 1470 B is BD+37@3743.
SEI 831. Nsn2017d
 
 
REFERENCES
 
 
refcode metd author reference
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
20037+3820 HJ 1470 2005 26 340 28.6 7.40 9.23 M N D 200339.50+381938.3
20037+3820 HJ 1470 2016 29 341 29.3 7.40 9.23 M N 200339.50+381938.3

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

 
 
WDS 20037+3820 HJ 1470 (HD 190466) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20037+3820 HJ 1470 (HD 190466) : MEASURES
 
 
No records found.

 
 
WDS 20037+3820 (HD 190466) : VIRTUAL EYEPIECE
 
 

20037+3820 HJ 1470A mag 7.4 Sp M 20037+3820 HJ 1470B sep 28.6 P.A. 344.00 mag 9.23 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 20037+3820 (HD 190466) : ALADIN DSS IMAGE @ 20h 03m 39.50s +38° 19' 38.3"
 
 
 
 
WDS 20037+3820 HJ 1470 (HD 190466) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20037+3820 HJ 1470 distance=1' 20039+3822 SEI 835 distance=4' 20034+3815 A 1412 distance=6' 20041+3815 TOR 18 distance=7' 20044+3820 TOR 20 distance=9' 20033+3807 SEI 825 distance=14' 20022+3822 TDT1927 distance=18' 20051+3814 COU2213 distance=19' 20052+3829 BU 1481AB distance=20' 20052+3829 WAL 126AC distance=20' 20052+3829 LLO 21AD distance=20' 20052+3829 LLO 21AE distance=20' 20048+3837 SEI 843 distance=23' 20060+3821 POP 185AB distance=25' 20060+3821 POP 185AC distance=25' 20060+3821 POP 185AD distance=25' 20060+3821 POP 185AE distance=25' 20060+3821 POP 185AG distance=25' 20042+3755 TOR 19 distance=26' 20060+3821 POP 185EF distance=27' 20040+3847 ALI 914AB distance=28' 20020+3840 A 1411AB distance=29' 20020+3840 A 1411AC distance=29' 20020+3840 A 1411AD distance=29' 20012+3811 ALI 652 distance=31' 20042+3851 ALI 915 distance=32' 20022+3849 ES 2044 distance=34' 20035+3837 COU2533 distance=35' 20059+3755 ES 2119BC distance=37' 20059+3755 ES 2119AB distance=37' 20066+3836 BRT2229 distance=38' 20028+3742 SEI 817 distance=39' 20056+3746 A 1414 distance=41' 20052+3857 BU 1480 distance=42' 20033+3736 GMZ 199 distance=45' 20031+3733 ES 2045 distance=45' 20074+3819 POP 187 distance=45' 20001+3842 SEI 777 distance=49' 20010+3742 BU 1289AB distance=50' 20010+3742 BU 1289AC distance=50' 20010+3742 FOX 246AB,D distance=50' 20010+3742 WAL 125AB,E distance=50' 20076+3837 A 1416 distance=50' 20073+3753 SKF 290 distance=51' 19593+3829 SEI 772AB distance=52' 19593+3829 SEI 771AC distance=52' 20057+3905 J 1072 distance=52' 20042+3728 ALI 654 distance=52' 19596+3756 SEI 775 distance=53' 19592+3821 TDT1900 distance=53' 20074+3751 POP 191 distance=54' 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 20037+3820 HJ 1470 340 29.3 1
Show 20039+3822 SEI 835 10 25.6 4
Show 20034+3815 A 1412 228 0.8 6
Show 20041+3815 TOR 18 116 13.2 7
Show 20044+3820 TOR 20 158 17.3 9
Show 20033+3807 SEI 825 155 7.2 14
Show 20022+3822 TDT1927 243 0.8 18
Show 20051+3814 COU2213 174 2.5 19
Show 20052+3829 BU 1481 AB 240 42.7 20
Show 20052+3829 WAL 126 AC 212 70.4 20
Show 20052+3829 LLO 21 AD 212 4.9 20
Show 20052+3829 LLO 21 AE 169 9.1 20
Show 20048+3837 SEI 843 132 13.3 23
Show 20060+3821 POP 185 AB 125 43.5 25
Show 20060+3821 POP 185 AC 185 64.9 25
Show 20060+3821 POP 185 AD 62 128.5 25
Show 20060+3821 POP 185 AE 101 120.0 25
Show 20060+3821 POP 185 AG 293 19.1 25
Show 20042+3755 TOR 19 97 8.8 26
Show 20060+3821 POP 185 EF 258 3.0 27
Show 20040+3847 ALI 914 AB 230 14.8 28
Show 20020+3840 A 1411 AB 204 1.3 29
Show 20020+3840 A 1411 AC 208 10.2 29
Show 20020+3840 A 1411 AD 116 22.7 29
Show 20012+3811 ALI 652 55 9.4 31
Show 20042+3851 ALI 915 198 14.9 32
Show 20022+3849 ES 2044 19 7.4 34
Show 20035+3837 COU2533 102 1.0 35
Show 20059+3755 ES 2119 BC 256 5.7 37
Show 20059+3755 ES 2119 AB 256 12.8 37
Show 20066+3836 BRT2229 156 3.4 38
Show 20028+3742 SEI 817 102 21.6 39
Show 20056+3746 A 1414 34 0.3 41
Show 20052+3857 BU 1480 328 8.2 42
Show 20033+3736 GMZ 199 304 11.9 45
Show 20031+3733 ES 2045 135 3.7 45
Show 20074+3819 POP 187 90 5.3 45
Show 20001+3842 SEI 777 222 25.0 49
Show 20010+3742 BU 1289 AB 55 0.7 50
Show 20010+3742 BU 1289 AC 89 21.5 50
Show 20010+3742 FOX 246 AB,D 170 104.2 50
Show 20010+3742 WAL 125 AB,E 10 46.5 50
Show 20076+3837 A 1416 42 4.7 50
Show 20073+3753 SKF 290 157 22.9 51
Show 19593+3829 SEI 772 AB 1 22.2 52
Show 19593+3829 SEI 771 AC 284 22.4 52
Show 20057+3905 J 1072 252 4.1 52
Show 20042+3728 ALI 654 351 10.9 52
Show 19596+3756 SEI 775 65 20.3 53
Show 19592+3821 TDT1900 194 1.9 53
Show 20074+3751 POP 191 61 4.2 54

 
 
WDS 20037+3820 : COMPONENTS
 
 
  A
B pa=344.0°
sep=28.59"
 
 
20037+3820 A
 
 
Componente originario normalizzato AB Name HD 190466 Coord arcsec 2000 200339.50+381938.3 Mag 7.4
Spectral class M (red) PmRA -15.00 PmDE -12.0 SAO 69335
HIP 98773 Tycho2 3150-02591-1 HD 190466 GC 27834
BD BD+37 3744
Tycho2
Tycho2 3150-02591-1 Pflag RAmdeg 300.91457958 DEmdeg 38.32729914
PmRA -12.7 PmDE -13.3 E RAmdeg 5 E DEmdeg 5
E pmRA 0.7 E pmDE 0.7 EpRAm 1990.56 EpDEm 1990.77
Num 20 Q RAmdeg 1.6 Q DEmdeg 1.6 Q pmRA 1.6
Q pmDE 1.4 BTmag 9.448 E BTmag 0.020 VTmag 7.398
E VTmag 0.010 Prox 291 TYC T HIP 98773
CCDM A RAdeg 300.91461750 DEdeg 38.32732972 EpRA 1990 1.60
EpDE 1990 1.71 E RAdeg 5.3 E DEdeg 5.2 Posflg
Corr 0.1
SAO
SAO 69335 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.045 Vmag 7.5 SpType M0
Double code Source 70 CatNum 27834 DM BD+37 3744
DMcomp BDsup HD 190466 M HD 0
GC 27834 RA1950rad 5.24406874 DE1950rad 0.66645174 PmRA2000 0.0005
PmDE2000 -0.047
Hipparcos
Catalog H HIP 98773 Proxy RAhms 20 03 39.51
DEdms +38 19 38.4 Vmag 7.15 VarFlag R Vmag G
RAdeg 300.915 DEdeg 38.3273 AstroRef A Plx -0.18
CCDM 20037+3820 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual D M HIP
Theta Rho HD 190466 BD BD+37 3744
CD CP Dm number +37 3744 VIred 2.16
SpType A2V+... R SpType Coord arcsec 2000 200339.51+381938.4
Hipparcos 2
HIP 98773 Sn 95 So 3 Nc 1
RArad 5.2519508638 DErad 0.6689381109 Plx 1.54 PmRA -14.01
PmDE -12.93 E RArad 0.5 E DErad 0.56 E Plx 0.68
E pmRA 0.55 E pmDE 0.64 Hpmag 7.2639 E Hpmag 0.0078
SHp 0.037 VA 0 BV 1.745 E BV 0.019
VI 2.16
CCDM
Ccdm 20037+3820 RComp Comp A Note1
Note2 Discov num DRAs -2.53 DDEs -21.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.6 Sp M1 PmNote *
PmRA -19 PmDE -1 Dm number +37 3744 Cat1 BD
Name2 +38 1953 Cat2 AGK2/3 HD 190466 M HD
ADS BDS A13318 M ADS BDS N IDS IDS 20000N3803A
HIC 98773
 
 
20037+3820 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200338.83+382005.8 Mag 9.23 PmRA 2.00
PmDE -3.0 HIP 98770 Tycho2 3150-03389-1 HD 227402
BD BD+37 3743 Calc delta mag 1.83 Calc coord yes
Tycho2
Tycho2 3150-03389-1 Pflag RAmdeg 300.91107443 DEmdeg 38.33490598
PmRA 4.0 PmDE -1.6 E RAmdeg 13 E DEmdeg 13
E pmRA 1.0 E pmDE 1.0 EpRAm 1989.81 EpDEm 1989.83
Num 8 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.3 BTmag 9.839 E BTmag 0.024 VTmag 9.226
E VTmag 0.020 Prox 291 TYC T HIP 98770
CCDM B RAdeg 300.91106250 DEdeg 38.33490972 EpRA 1990 1.65
EpDE 1990 1.72 E RAdeg 12.9 E DEdeg 13.0 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 98770 Proxy RAhms 20 03 38.65
DEdms +38 20 05.7 Vmag 9.57 VarFlag R Vmag H
RAdeg 300.911 DEdeg 38.3349 AstroRef B Plx 3.3
CCDM 20037+3820 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual D M HIP
Theta Rho HD 227402 BD BD+37 3743
CD CP Dm number +37 3743 VIred 0.02
SpType B8 R SpType Coord arcsec 2000 200338.65+382005.7
Hipparcos 2
HIP 98770 Sn 95 So 3 Nc 1
RArad 5.2518886557 DErad 0.6690703865 Plx 5.25 PmRA 8.74
PmDE -8.54 E RArad 1.77 E DErad 1.88 E Plx 2.39
E pmRA 1.9 E pmDE 2.2 Hpmag 9.6891 E Hpmag 0.0455
SHp 0 VA 0 BV 0.332 E BV 0.041
VI 0.39
CCDM
Ccdm 20037+3820 RComp Comp B Note1
Note2 Discov num HJ 1470 DRAs -3.38 DDEs 4.8
R dRAs 10 Year 1892 Theta 337 Rho 28.8
Obs 6 Vmag 9.7 Sp A0 PmNote *
PmRA -5 PmDE -20 Dm number +37 3743 Cat1 BD
Name2 +38 1952 Cat2 AGK2/3 HD 227402 M HD
ADS BDS A13318 M ADS BDS N IDS IDS 20000N3803B
HIC 98770