stampa
Login

A workbench to forge your own double stars?
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
21053+0704
ENG 80 AB
HD 200779


Nearby doubles
37' : 21030+0650
GRV 406

41' : 21068+0737
GRV 419

44' : 21045+0746
BU 269

47' : 21022+0711
STF2742

48' : 21046+0750
HJ 3008

48' : 21021+0703
WSP 90AB

53' : 21080+0630
SKF2741

53' : 21051+0757
HDS3004AB

59' : 21090+0643
STT 428

59' : 21024+0625
TDT2708

60' : 21059+0803
OSO 140

62' : 21092+0728
KPP 485

65' : 21010+0704
HEI 821

66' : 21089+0741
GRV 424

67' : 21054+0557
BUP 224

76' : 21018+0757
CVR 883

76' : 21093+0618
TDT2789

83' : 21001+0731
KUI 102

94' : 21061+0837
A 1217

94' : 21080+0539
HJ 3011AB

95' : 21046+0530
BUP 223

96' : 21117+0715
UC 4399

98' : 21096+0550
TDT2793

99' : 21006+0554
GRV 403

99' : 21119+0710
BRT2189

101' : 21014+0542
ELP 47



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.

21053+0704 ENG 80 AB (HD 200779)

 
 
21h 05m 19.74s +07° 04' 09.4" P.A. 240.00 sep 64.6 mag 8.49,11.11 Sp K5 dist. 15.06 pc (49.13 l.y.)
 
 
Coord 2000 21053+0704 Discov num ENG  80 Comp AB Coord arcsec 2000 21 05 19.74 +07 04 09.4
Date first 1891 Date last 2019 Obs 13
Pa first 205 Pa last 239.7 P.A. Now (θ) 239.7°
Sep first 113.0 Sep last 64.635 Sep. Now (ρ) 64.635"
Mag pri 8.49 Mag sec 11.11 delta mag (ΔM) 2.62 Spectral class K5 (yellow-orange)
Pri motion ra +078 Sec motion ra -001
Pri motion dec -564 Sec motion dec -007
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=0.988
This double is not physical.
 
 
21053+0704 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 200779 126533 21 05 20 +07 04 09 ENG 80 AB 2019 13 240 64.6 8.49 11.11 2.62 <===
Show 126533 21 05 20 +07 04 09 ENG 80 AC 2004 13 106 169.4 8.49 9.09 0.60
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 200779 Constellation Equuleus SAO 126533 HIP 104092
Tycho2 0538-01647-1 HD 200779 GC 29447 GL Gl 818
BD BD+06 4741 Distance 15.06 Distance ly 49.13
 
 
WDS 21053+0704 ENG 80 AB (HD 200779) : NOTES
 
 
discov_num notes refcode
ENG 80 AB: Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
 
 
REFERENCES
 
 
refcode metd author reference
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
 
 
DISCOVERER
 
 
idgroup discov author
1 ENG (Note: Some time after publication of the IDS, the designation for Engelmann was
47 KIY Kiyaeva, O.V., Zhuchkov, R.Ya., Malogolovets, E.V., Orlov, V.V., Glukhova, A.V.,
47 KIY Balega, Yu., Yu. & Bikmaev, I.F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21053+0704 ENG 80 AB 2002 10 233 68.9 8.49 11.11 K5 NLD 210519.74+070409.4
21053+0704 ENG 80 AB 2019 13 240 64.6 8.49 11.11 K5 NL U 210519.74+070409.4

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

 
 
WDS 21053+0704 ENG 80 AB (HD 200779) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21053+0704 ENG 80 AB (HD 200779) : MEASURES
 
 
No records found.

 
 
WDS 21053+0704 (HD 200779) : VIRTUAL EYEPIECE
 
 

21053+0704 ENG 80A mag 8.49 Sp K5 21053+0704 ENG 80B sep 64.3 P.A. 239.50 mag 11.11 21053+0704 ENG 80C sep 168.2 P.A. 106.50 mag 9.09 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 21053+0704 (HD 200779) : ALADIN DSS IMAGE @ 21h 05m 19.74s +07° 04' 09.4"
 
 
 
 
WDS 21053+0704 ENG 80 AB (HD 200779) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21053+0704 ENG 80AB distance=0' 21030+0650 GRV 406 distance=37' 21068+0737 GRV 419 distance=41' 21045+0746 BU 269 distance=44' 21022+0711 STF2742 distance=47' 21046+0750 HJ 3008 distance=48' 21021+0703 WSP 90AB distance=48' 21021+0703 WSP 90AC distance=48' 21021+0703 WSP 90AD distance=48' 21080+0630 SKF2741 distance=53' 21051+0757 HDS3004AB distance=53' 21051+0757 MET 90AC distance=53' 21051+0757 MET 90AD distance=53' 21090+0643 STT 428 distance=59' 21024+0625 TDT2708 distance=59' 21059+0803 OSO 140 distance=60' 21092+0728 KPP 485 distance=62' 21010+0704 HEI 821 distance=65' 21089+0741 GRV 424 distance=66' 21054+0557 BUP 224 distance=67' 21018+0757 CVR 883 distance=76' 21093+0618 TDT2789 distance=76' 21001+0731 KUI 102 distance=83' 21080+0539 BU 9018CD distance=94' 21061+0837 A 1217 distance=94' 21080+0539 HJ 3011AB distance=94' 21080+0539 BU 9018AC distance=94' 21046+0530 BUP 223 distance=95' 21117+0715 UC 4399 distance=96' 21096+0550 TDT2793 distance=98' 21006+0554 GRV 403 distance=99' 21119+0710 BRT2189 distance=99' 21014+0542 ELP 47 distance=101' 20586+0723 J 1715 distance=102' 21124+0656 BRT2190 distance=106' 20583+0654 KPP 481 distance=106' 21126+0644 KPP 6 distance=110' 21124+0745 J 576 distance=114' 21128+0729 UC 4405 distance=115' 20584+0757 ARY 68 distance=116' 20588+0600 UC 4347 distance=117' 21133+0714 UC 4410 distance=119' 21024+0513 A 615 distance=120' 21135+0713 BU 270AB distance=122' 21135+0713 S 781AB,D distance=122' 21135+0713 BU 270AB,C distance=122' 21080+0509 STT 527 distance=122' 20580+0804 ARY 67 distance=125' 21137+0735 KPP 487 distance=128' 21139+0715 UC 4413 distance=129' 21069+0458 UC 4382 distance=129' 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 21053+0704 ENG 80 AB 240 64.6 0
Show 21053+0704 ENG 80 AC 106 169.4 0
Show 21030+0650 GRV 406 287 10.5 37
Show 21068+0737 GRV 419 302 38.8 41
Show 21045+0746 BU 269 239 1.2 44
Show 21022+0711 STF2742 213 3.0 47
Show 21046+0750 HJ 3008 80 27.0 48
Show 21021+0703 WSP 90 AB 185 1.0 48
Show 21021+0703 WSP 90 AC 1 9.5 48
Show 21021+0703 WSP 90 AD 83 16.5 48
Show 21080+0630 SKF2741 40 1.9 53
Show 21051+0757 HDS3004 AB 252 0.3 53
Show 21051+0757 MET 90 AC 354 4.3 53
Show 21051+0757 MET 90 AD 166 9.8 53
Show 21090+0643 STT 428 256 24.0 59
Show 21024+0625 TDT2708 27 0.8 59
Show 21059+0803 OSO 140 273 18.7 60
Show 21092+0728 KPP 485 7 5.0 62
Show 21010+0704 HEI 821 90 2.9 65
Show 21089+0741 GRV 424 327 12.1 66
Show 21054+0557 BUP 224 301 30.4 67
Show 21018+0757 CVR 883 128 28.3 76
Show 21093+0618 TDT2789 20 2.0 76
Show 21001+0731 KUI 102 191 0.2 83
Show 21080+0539 BU 9018 CD 340 6.0 94
Show 21061+0837 A 1217 193 2.0 94
Show 21080+0539 HJ 3011 AB 273 10.6 94
Show 21080+0539 BU 9018 AC 252 139.3 94
Show 21046+0530 BUP 223 252 82.5 95
Show 21117+0715 UC 4399 32 82.7 96
Show 21096+0550 TDT2793 354 0.5 98
Show 21006+0554 GRV 403 116 33.5 99
Show 21119+0710 BRT2189 273 6.5 99
Show 21014+0542 ELP 47 25 6.3 101
Show 20586+0723 J 1715 125 5.2 102
Show 21124+0656 BRT2190 15 3.7 106
Show 20583+0654 KPP 481 233 3.8 106
Show 21126+0644 KPP 6 61 6.7 110
Show 21124+0745 J 576 236 2.3 114
Show 21128+0729 UC 4405 272 36.1 115
Show 20584+0757 ARY 68 339 112.4 116
Show 20588+0600 UC 4347 31 40.4 117
Show 21133+0714 UC 4410 319 95.7 119
Show 21024+0513 A 615 129 3.5 120
Show 21135+0713 BU 270 AB 342 0.4 122
Show 21135+0713 S 781 AB,D 172 184.1 122
Show 21135+0713 BU 270 AB,C 26 30.8 122
Show 21080+0509 STT 527 114 0.4 122
Show 20580+0804 ARY 67 1 152.9 125
Show 21137+0735 KPP 487 211 3.2 128
Show 21139+0715 UC 4413 227 26.9 129

 
 
WDS 21053+0704 : COMPONENTS
 
 
  A B
B pa=239.5°
sep=64.27"
 
C pa=106.5°
sep=168.18"
pa=94.0°
sep=217.15"
 
 
21053+0704 A
 
 
Name HD 200779 Coord arcsec 2000 210519.74+070409.4 Mag 8.49 Spectral class K5 (yellow-orange)
PmRA 78.00 PmDE -564.0 SAO 126533 HIP 104092
Tycho2 0538-01647-1 HD 200779 GC 29447 BD BD+06 4741
Tycho2
Tycho2 0538-01647-1 Pflag RAmdeg 316.33227500 DEmdeg 7.06929170
PmRA 80.1 PmDE -564.2 E RAmdeg 13 E DEmdeg 14
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.13 EpDEm 1990.00
Num 12 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.6
Q pmDE 0.9 BTmag 9.853 E BTmag 0.036 VTmag 8.491
E VTmag 0.019 Prox 720 TYC T HIP 104092
CCDM RAdeg 316.33209083 DEdeg 7.07056778 EpRA 1990 1.76
EpDE 1990 1.86 E RAdeg 12.8 E DEdeg 14.2 Posflg
Corr -0.4
SAO
SAO 126533 DelFlag RA1950 PmRA1950 0.0054
DE1950 PmDE1950 -0.561 Vmag 8.9 SpType K5
Double code Source 70 CatNum 29447 DM BD+06 4741
DMcomp BDsup HD 200779 M HD 0
GC 29447 RA1950rad 5.51025079 DE1950rad 0.12002251 PmRA2000 0.0057
PmDE2000 -0.565
Hipparcos
Catalog H HIP 104092 Proxy RAhms 21 05 19.70
DEdms +07 04 14.4 Vmag 8.27 VarFlag R Vmag G
RAdeg 316.332 DEdeg 7.07067 AstroRef Plx 67.38
CCDM 21054+0704 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 200779 BD BD+06 4741
CD CP Dm number +06 4741 VIred 1.36
SpType K5 R SpType Coord arcsec 2000 210519.70+070414.4
Hipparcos 2
HIP 104092 Sn 5 So 0 Nc 1
RArad 5.5210363698 DErad 0.1234064354 Plx 66.41 PmRA 77.22
PmDE -563.11 E RArad 0.75 E DErad 0.75 E Plx 0.95
E pmRA 1.06 E pmDE 0.7 Hpmag 8.4116 E Hpmag 0.0015
SHp 0.01 VA 0 BV 1.119 E BV 0.015
VI 1.36
 
 
21053+0704 B
 
 
Coord arcsec 2000 210516.02+070336.8 Mag 11.11 PmRA -1.00 PmDE -7.0
Tycho2 0538-00740-1 Calc delta mag 2.62 Calc coord yes
Tycho2
Tycho2 0538-00740-1 Pflag RAmdeg 316.31695687 DEmdeg 7.05742477
PmRA 1.0 PmDE -6.3 E RAmdeg 120 E DEmdeg 125
E pmRA 3.2 E pmDE 3.2 EpRAm 1965.02 EpDEm 1958.70
Num 3 Q RAmdeg 0.6 Q DEmdeg 2.7 Q pmRA 0.6
Q pmDE 2.7 BTmag 13.596 E BTmag 0.666 VTmag 11.114
E VTmag 0.137 Prox 720 TYC HIP
CCDM RAdeg 316.31695556 DEdeg 7.05743250 EpRA 1990 1.75
EpDE 1990 1.82 E RAdeg 148.2 E DEdeg 164.9 Posflg
Corr -0.3
 
 
21053+0704 C
 
 
Coord arcsec 2000 210530.57+070321.6 Mag 9.09 PmRA -8.00 PmDE -12.0
SAO 126536 Tycho2 0538-01772-1 HD 200806 DM BD+06 4742
Calc delta mag 0.6 Calc coord yes
Tycho2
Tycho2 0538-01772-1 Pflag RAmdeg 316.37861996 DEmdeg 7.05671032
PmRA -6.1 PmDE -13.4 E RAmdeg 15 E DEmdeg 17
E pmRA 1.9 E pmDE 1.9 EpRAm 1989.73 EpDEm 1989.78
Num 7 Q RAmdeg 0.8 Q DEmdeg 0.9 Q pmRA 0.8
Q pmDE 0.9 BTmag 9.531 E BTmag 0.030 VTmag 9.085
E VTmag 0.027 Prox 999 TYC T HIP
CCDM RAdeg 316.37863639 DEdeg 7.05674111 EpRA 1990 1.77
EpDE 1990 1.90 E RAdeg 16.2 E DEdeg 18.1 Posflg
Corr -0.3
SAO
SAO 126536 DelFlag RA1950 PmRA1950 -0.001
DE1950 PmDE1950 -0.005 Vmag 8.6 SpType F0
Double code Source 32 CatNum 10566 DM BD+06 4742
DMcomp BDsup HD 200806 M HD 0
GC RA1950rad 5.51107922 DE1950rad 0.11966556 PmRA2000 -0.0009
PmDE2000 -0.009