stampa
Login

Keep tracks of you favourite doubles.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
21040+2841
HJ 1609 CD


Nearby doubles
22' : 21046+2902
TDT2726

26' : 21054+2824
MLB 666

26' : 21035+2906
BU 445AB

28' : 21061+2843
LDS2939

28' : 21055+2901
MLB 536

32' : 21023+2819
COU 524

35' : 21045+2807
MLB 665

39' : 21057+2912
GRV 416

39' : 21020+2815
LDS2936

39' : 21053+2807
HDS3006

42' : 21072+2833
COU 528

44' : 21007+2844
BRT 54

47' : 21070+2816
HJ 1611

48' : 21006+2829
COU1040AB

49' : 21061+2801
COU 525

49' : 21014+2808
MLB 619

49' : 21031+2929
OSO 139AB

50' : 21017+2803
TDT2702

56' : 21058+2931
LDS2938

58' : 21024+2748
TOK 345

59' : 21007+2920
AZC 109

61' : 21065+2933
AG 413

63' : 21075+2924
TDT2769

63' : 20599+2813
J 3122AB

64' : 21017+2938
COU1180AB

65' : 21083+2913
COU1331



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.

21040+2841 HJ 1609 CD

 
 
21h 04m 01.39s +28° 41' 27.3" P.A. 193.00 sep 6.1 mag 13.50,13.80
 
 
Coord 2000 21040+2841 Discov num HJ 1609 Comp CD Coord arcsec 2000 21 04 01.39 +28 41 27.3
Date first 1927 Date last 2015 Obs 7
Pa first 195 Pa last 193.3 P.A. Now (θ) 193.3°
Sep first 4.9 Sep last 6.095 Sep. Now (ρ) 6.095"
Mag pri 13.50 Mag sec 13.80 delta mag (ΔM) 0.3 Spectral class
Pri motion ra -003 Sec motion ra -007
Pri motion dec +003 Sec motion dec -014
Notes
rPM=1.116
This double is not physical.
 
 
21040+2841 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 335475 21 04 01 +28 40 41 HJ 1609 AB 2018 20 36 8.1 11.04 11.22 0.18
Show 21 04 01 +28 41 27 HJ 1609 CD 2015 7 193 6.1 13.50 13.80 0.30 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1846116379940892288
 
 
WDS 21040+2841 HJ 1609 CD : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma 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
21040+2841 HJ 1609 CD 1998 2 193 6.1 13.50 13.80 D 210401.39+284127.3
21040+2841 HJ 1609 CD 2002 3 194 6.1 13.50 13.80 D 210401.39+284127.3
21040+2841 HJ 1609 CD 2015 4 193 6.1 13.50 13.80 210401.39+284127.3

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

 
 
WDS 21040+2841 HJ 1609 CD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21040+2841 HJ 1609 CD : MEASURES
 
 
No records found.

 
 
WDS 21040+2841 : VIRTUAL EYEPIECE
 
 

21040+2841 HJ 1609A mag 11.04 Sp A5 21040+2841 HJ 1609B sep 7.8 P.A. 32.30 mag 11.22 21040+2841 HJ 1609C sep 46.8 P.A. 9.20 mag 13.5 21040+2841 HJ 1609D sep 40.8 P.A. 8.90 mag 13.8 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 21040+2841 : ALADIN DSS IMAGE @ 21h 04m 01.39s +28° 41' 27.3"
 
 
 
 
WDS 21040+2841 HJ 1609 CD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21040+2841 HJ 1609CD distance=0' 21040+2841 HJ 1609AB distance=1' 21046+2902 TDT2726 distance=22' 21054+2824 MLB 666 distance=26' 21035+2906 BU 445AB distance=26' 21035+2906 BU 445AC distance=26' 21035+2906 BU 445AD distance=26' 21035+2906 BU 445AE distance=26' 21035+2906 ARN 21AF distance=26' 21061+2843 LDS2939 distance=28' 21055+2901 MLB 536 distance=28' 21023+2819 COU 524 distance=32' 21045+2807 MLB 665 distance=35' 21057+2912 GRV 416 distance=39' 21020+2815 LDS2936 distance=39' 21053+2807 HDS3006 distance=39' 21072+2833 COU 528 distance=42' 21007+2844 BRT 54 distance=44' 21070+2816 HJ 1611 distance=47' 21006+2829 COU1040AB distance=48' 21061+2801 COU 525 distance=49' 21014+2808 MLB 619 distance=49' 21031+2929 OSO 139AB distance=49' 21031+2929 OSO 139AC distance=49' 21031+2929 OSO 139AD distance=49' 21017+2803 TDT2702 distance=50' 21058+2931 LDS2938 distance=56' 21024+2748 TOK 345 distance=58' 21007+2920 AZC 109 distance=59' 21065+2933 AG 413 distance=61' 21075+2924 TDT2769 distance=63' 20599+2813 J 3122AB distance=63' 20599+2813 DAM 225AB,C distance=63' 20599+2813 DAM 225AB,D distance=63' 21017+2938 COU1180AB distance=64' 21017+2938 RBR 51Aa,Ab distance=64' 21083+2913 COU1331 distance=65' 21001+2801 MLB 617 distance=66' 21001+2757 MLB 618 distance=69' 21094+2850 DOB9002 distance=71' 21092+2820 MLB 537 distance=72' 21045+2730 J 1180 distance=73' 21088+2916 MLB 487 distance=73' 21091+2922 COU1332 distance=78' 21025+2958 COU1181 distance=79' 20590+2929 J 3119 distance=81' 21078+2945 MLB 715AB distance=81' 21078+2945 MLB 715AC distance=81' 20596+2740 MLB 616 distance=86' 20581+2917 HO 598 distance=86' 21070+3001 J 1319 distance=89' 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 21040+2841 HJ 1609 CD 193 6.1
Show 21040+2841 HJ 1609 AB 36 8.1 1
Show 21046+2902 TDT2726 311 0.6 22
Show 21054+2824 MLB 666 352 1.4 26
Show 21035+2906 BU 445 AB 109 4.7 26
Show 21035+2906 BU 445 AC 19 50.7 26
Show 21035+2906 BU 445 AD 317 87.3 26
Show 21035+2906 BU 445 AE 218 103.5 26
Show 21035+2906 ARN 21 AF 233 219.9 26
Show 21061+2843 LDS2939 320 5.9 28
Show 21055+2901 MLB 536 236 5.4 28
Show 21023+2819 COU 524 258 1.3 32
Show 21045+2807 MLB 665 326 8.4 35
Show 21057+2912 GRV 416 137 38.2 39
Show 21020+2815 LDS2936 237 4.4 39
Show 21053+2807 HDS3006 12 0.7 39
Show 21072+2833 COU 528 70 1.2 42
Show 21007+2844 BRT 54 358 7.0 44
Show 21070+2816 HJ 1611 279 10.7 47
Show 21006+2829 COU1040 AB 347 1.5 48
Show 21061+2801 COU 525 168 1.1 49
Show 21014+2808 MLB 619 218 5.4 49
Show 21031+2929 OSO 139 AB 82 15.8 49
Show 21031+2929 OSO 139 AC 308 18.8 49
Show 21031+2929 OSO 139 AD 110 26.3 49
Show 21017+2803 TDT2702 25 2.6 50
Show 21058+2931 LDS2938 247 23.5 56
Show 21024+2748 TOK 345 119 80.2 58
Show 21007+2920 AZC 109 324 34.8 59
Show 21065+2933 AG 413 107 2.7 61
Show 21075+2924 TDT2769 157 1.1 63
Show 20599+2813 J 3122 AB 53 2.3 63
Show 20599+2813 DAM 225 AB,C 323 10.2 63
Show 20599+2813 DAM 225 AB,D 305 9.3 63
Show 21017+2938 COU1180 AB 204 3.7 64
Show 21017+2938 RBR 51 Aa,Ab 181 0.6 64
Show 21083+2913 COU1331 37 0.3 65
Show 21001+2801 MLB 617 331 8.6 66
Show 21001+2757 MLB 618 339 7.3 69
Show 21094+2850 DOB9002 104 18.6 71
Show 21092+2820 MLB 537 99 7.0 72
Show 21045+2730 J 1180 276 4.0 73
Show 21088+2916 MLB 487 142 4.3 73
Show 21091+2922 COU1332 20 0.2 78
Show 21025+2958 COU1181 214 0.7 79
Show 20590+2929 J 3119 140 8.4 81
Show 21078+2945 MLB 715 AB 40 5.5 81
Show 21078+2945 MLB 715 AC 336 25.3 81
Show 20596+2740 MLB 616 233 4.1 86
Show 20581+2917 HO 598 125 16.2 86
Show 21070+3001 J 1319 206 1.7 89

 
 
WDS 21040+2841 : COMPONENTS
 
 
  A B C
B pa=32.3°
sep=7.76"
 
C pa=9.2°
sep=46.80"
pa=4.8°
sep=39.78"
 
D pa=8.9°
sep=40.75"
pa=3.6°
sep=33.78"
pa=191.7°
sep=6.06"
 
 
21040+2841 A
 
 
Name HD 335475 Coord arcsec 2000 210400.82+284041.1 Mag 11.04 Spectral class A5 (white)
PmRA -11.00 PmDE -8.0 Tycho2 2184-00378-1 HD 335475
Tycho2
Tycho2 2184-00378-1 Pflag RAmdeg 316.00342954 DEmdeg 28.67810366
PmRA -9.9 PmDE -12.4 E RAmdeg 38 E DEmdeg 37
E pmRA 1.6 E pmDE 1.6 EpRAm 1983.72 EpDEm 1983.33
Num 6 Q RAmdeg 0.9 Q DEmdeg 0.5 Q pmRA 0.9
Q pmDE 0.5 BTmag 11.381 E BTmag 0.061 VTmag 11.040
E VTmag 0.070 Prox 81 TYC T HIP
CCDM RAdeg 316.00345528 DEdeg 28.67813306 EpRA 1990 1.54
EpDE 1990 1.48 E RAdeg 40.3 E DEdeg 40.0 Posflg
Corr 0.1
CCDM
Ccdm 21040+2841 RComp Comp A Note1
Note2 Discov num DRAs 0.77 DDEs -18.5
R dRAs 10 Year Theta Rho
Obs 4 Vmag 10.8 Sp A5 PmNote *
PmRA -8 PmDE -8 Dm number +28 3976 Cat1 BD
Name2 +28 2385 Cat2 AGK2/3 HD M HD
ADS BDS A14599 M ADS BDS N IDS IDS 20597N2817A
HIC
 
 
21040+2841 B
 
 
Coord arcsec 2000 210401.14+284047.7 Mag 11.22 PmRA -11.00 PmDE -7.0
Tycho2 2184-00378-2 Calc delta mag 0.18 Calc coord yes
Tycho2
Tycho2 2184-00378-2 Pflag RAmdeg 316.00490301 DEmdeg 28.67994173
PmRA -10.9 PmDE -6.8 E RAmdeg 46 E DEmdeg 45
E pmRA 1.7 E pmDE 1.6 EpRAm 1979.67 EpDEm 1979.59
Num 6 Q RAmdeg 0.6 Q DEmdeg 2.1 Q pmRA 0.6
Q pmDE 2.1 BTmag 11.733 E BTmag 0.076 VTmag 11.217
E VTmag 0.082 Prox 81 TYC T HIP
CCDM RAdeg 316.00493444 DEdeg 28.67995528 EpRA 1990 1.50
EpDE 1990 1.49 E RAdeg 50.5 E DEdeg 49.7 Posflg
Corr 0.1
CCDM
Ccdm 21040+2841 RComp Comp B Note1
Note2 Discov num HJ 1609 DRAs 1.11 DDEs -12.3
R dRAs 10 Year 1927 Theta 034 Rho 8.0
Obs 3 Vmag 10.9 Sp A5 PmNote *
PmRA -11 PmDE -11 Dm number Cat1
Name2 +28 2386 Cat2 AGK2/3 HD M HD
ADS BDS A14599 M ADS BDS N IDS IDS 20597N2817B
HIC
 
 
21040+2841 C
 
 
Coord arcsec 2000 210401.39+284127.3 Mag 13.5 PmRA -3.00 PmDE 3.0
Calc delta mag 2.46
CCDM
Ccdm 21040+2841 RComp Comp C Note1
Note2 Discov num DRAs DDEs
R dRAs Year Theta Rho
Obs Vmag 13.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20597N2817C
HIC
 
 
21040+2841 D
 
 
Coord arcsec 2000 210401.30+284121.4 Mag 13.8 PmRA -7.00 PmDE -14.0
Calc delta mag 2.76 Calc coord yes
CCDM
Ccdm 21040+2841 RComp C Comp D Note1
Note2 Discov num HJ 1609 DRAs DDEs
R dRAs Year 1927 Theta 195 Rho 4.9
Obs 1 Vmag 13.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20597N2817D
HIC