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Doubles in session


Current system
21160+1600
HO 284


Nearby doubles
7' : 21161+1606
BU 1261

18' : 21148+1600
SMA 145

18' : 21148+1605
NSN 742

28' : 21176+1614
BPM2355

29' : 21162+1629
BPM2354

36' : 21135+1559
HU 767

40' : 21160+1639
BPM2353

40' : 21135+1604
SMA 143

41' : 21185+1541
BPMA254AB

43' : 21158+1642
GRV 441

43' : 21175+1637
MAY9002

43' : 21177+1636
J 850AB

44' : 21177+1635
MAY9003

49' : 21162+1512
UC 4423

53' : 21181+1646
J 3238AB

57' : 21166+1505
HDS3028

57' : 21121+1607
BPM2341

62' : 21172+1502
UC 4427

64' : 21193+1640
BPM2358

64' : 21167+1459
HU 961

68' : 21133+1655
BU 681

69' : 21114+1546
SMA 135

69' : 21129+1508
KPP4229

70' : 21113+1546
SMA 134

71' : 21133+1503
J 609

72' : 21206+1537
AG 416



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.

21160+1600 HO 284

 
 
21h 15m 57.43s +16° 00' 12.6" P.A. 88.00 sep 3.9 mag 9.80,10.10 Sp F8
 
 
Coord 2000 21160+1600 Discov num HO  284 Comp Coord arcsec 2000 21 15 57.43 +16 00 12.6
Date first 1886 Date last 2016 Obs 34
Pa first 86 Pa last 87.5 P.A. Now (θ) 87.5°
Sep first 3.8 Sep last 3.892 Sep. Now (ρ) 3.892"
Mag pri 9.80 Mag sec 10.10 delta mag (ΔM) 0.3 Spectral class F8 (yellow-white)
Pri motion ra -001 Sec motion ra +024
Pri motion dec +008 Sec motion dec +011
Notes
rPM=0.954
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus Tycho2 1650-00853-1 Gaia DR2 1784573965349839616
 
 
WDS 21160+1600 HO 284 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ho_1883 Ma j Hough, G.W. 1883MNRAS..43..371H
Ho_1883 MNRAS 43, 371, 1883 (data also in Ho_1890) 1890AN....125....1H
Ho_1884 Ma j Hough, G.W. 1884MNRAS..44..365H
Ho_1884 MNRAS 44, 365, 1884 (data also in Ho_1890) 1890AN....125....1H
Ho_1885 Ma j Hough, G.W. 1885MNRAS..45..417H
Ho_1885 MNRAS 45, 417, 1885 (data also in Ho_1890) 1890AN....125....1H
Ho_1886 Ma j Hough, G.W. 1886MNRAS..46..393H
Ho_1886 MNRAS 46, 393, 1886 (data also in Ho_1890) 1890AN....125....1H
Ho_1887 Ma j Hough, G.W. 1887AN....116..273H
Ho_1887 AN 116, 273, 1887
Ho_1890 Ma j Hough, G.W. 1890AN....125....1H
Ho_1890 AN 125, 1, 1890
Ho_1890b Ma j Hough, G.W. 1890AJ......9..177H
Ho_1890b AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) 1890AN....125....1H
Ho_1894a Ma - Hough, G.W. 1894MNRAS..54..251H
Ho_1894a MNRAS 54, 251, 1894
Ho_1894b Ma j Hough, G.W. (HO 304 - 490) 1894AN....135..281H
Ho_1894b AN 135, 281, 1894
Ho_1894c Ma - Hough, G.W. (measure by Dembowski, H.) 1894AN....135..281H
Ho_1894c AN 135, 281, 1894
Ho_1899a Ma j Hough, G.W. 1899AN....149..65H
Ho_1899a AN 149, 65, 1899
Ho_1899b Ma - Hough, G.W. (measure by Burnham, S.W.) 1899AN....149..65H
Ho_1899b AN 149, 65, 1899
Ho_1907 Ma - Hough, G.W. 1907PFAO....3c...1D
Ho_1907 Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A Ma - Hough, G.W. 1932QB821.A43......
Ho_1932A cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21160+1600 HO 284 1999 25 86 3.8 9.80 10.10 F8 D 211557.43+160012.6
21160+1600 HO 284 2010 26 87 3.8 9.80 10.10 F8 D 211557.43+160012.6
21160+1600 HO 284 2011 30 87 3.9 9.80 10.10 F8 211557.43+160012.6
21160+1600 HO 284 2016 31 88 3.9 9.80 10.10 F8 211557.43+160012.6

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

 
 
WDS 21160+1600 HO 284 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21160+1600 HO 284 : MEASURES
 
 
No records found.

 
 
WDS 21160+1600 : VIRTUAL EYEPIECE
 
 

21160+1600 HO 284A mag 9.8 Sp F8 21160+1600 HO 284B sep 3.7 P.A. 87.40 mag 10.1 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 21160+1600 : ALADIN DSS IMAGE @ 21h 15m 57.43s +16° 00' 12.6"
 
 
 
 
WDS 21160+1600 HO 284 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21160+1600 HO 284 distance=0' 21161+1606 BU 1261 distance=7' 21148+1600 SMA 145 distance=18' 21148+1605 NSN 742 distance=18' 21176+1614 BPM2355 distance=28' 21162+1629 BPM2354 distance=29' 21135+1559 HU 767 distance=36' 21160+1639 BPM2353 distance=40' 21135+1604 SMA 143 distance=40' 21185+1541 BPMA254AB distance=41' 21185+1541 BPMA254AC distance=41' 21158+1642 GRV 441 distance=43' 21185+1541 BPMA254CD distance=43' 21175+1637 MAY9002 distance=43' 21177+1636 J 850AB distance=43' 21177+1636 J 850AC distance=43' 21177+1635 MAY9003 distance=44' 21162+1512 UC 4423 distance=49' 21181+1646 J 3238AB distance=53' 21181+1646 J 3238AC distance=53' 21166+1505 HDS3028 distance=57' 21121+1607 BPM2341 distance=57' 21172+1502 UC 4427 distance=62' 21193+1640 BPM2358 distance=64' 21167+1459 HU 961 distance=64' 21133+1655 BU 681 distance=68' 21114+1546 SMA 135 distance=69' 21129+1508 KPP4229 distance=69' 21113+1546 SMA 134 distance=70' 21133+1503 J 609 distance=71' 21206+1537 AG 416 distance=72' 21132+1500 SMA 139AB distance=72' 21132+1500 SMA 139AC distance=72' 21122+1511 SMA 138 distance=73' 21176+1711 BPM2356 distance=75' 21109+1615 SMA 133 distance=75' 21205+1518 UC 4447 distance=79' 21108+1539 SMA 132 distance=80' 21109+1527 DAM1260 distance=80' 21126+1706 BPM2342 distance=83' 21212+1645 HJ 281AB distance=88' 21213+1519 TDT2917 distance=88' 21111+1659 KPP 486 distance=92' 21218+1524 STJ 14 distance=92' 21106+1650 HU 367 distance=93' 21216+1513 AG 417 distance=94' 21111+1704 HEI 187 distance=95' 21125+1727 BPMA252 distance=101' 21099+1648 BPM2335 distance=101' 21227+1533 J 851AB distance=101' 21227+1533 J 851AC distance=101' 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 21160+1600 HO 284 88 3.9
Show 21161+1606 BU 1261 151 1.8 7
Show 21148+1600 SMA 145 96 4.9 18
Show 21148+1605 NSN 742 60 1.9 18
Show 21176+1614 BPM2355 67 86.9 28
Show 21162+1629 BPM2354 11 84.5 29
Show 21135+1559 HU 767 183 0.1 36
Show 21160+1639 BPM2353 262 20.8 40
Show 21135+1604 SMA 143 8 8.7 40
Show 21185+1541 BPMA254 AB 334 4.6 41
Show 21185+1541 BPMA254 AC 194 260.8 41
Show 21158+1642 GRV 441 39 19.0 43
Show 21185+1541 BPMA254 CD 329 5.9 43
Show 21175+1637 MAY9002 316 4.8 43
Show 21177+1636 J 850 AB 236 2.4 43
Show 21177+1636 J 850 AC 331 12.4 43
Show 21177+1635 MAY9003 75 5.1 44
Show 21162+1512 UC 4423 128 17.6 49
Show 21181+1646 J 3238 AB 341 3.8 53
Show 21181+1646 J 3238 AC 210 31.0 53
Show 21166+1505 HDS3028 20 0.1 57
Show 21121+1607 BPM2341 304 66.1 57
Show 21172+1502 UC 4427 328 54.2 62
Show 21193+1640 BPM2358 21 97.3 64
Show 21167+1459 HU 961 14 2.2 64
Show 21133+1655 BU 681 242 2.9 68
Show 21114+1546 SMA 135 259 6.8 69
Show 21129+1508 KPP4229 140 2.5 69
Show 21113+1546 SMA 134 51 6.4 70
Show 21133+1503 J 609 230 4.5 71
Show 21206+1537 AG 416 350 23.7 72
Show 21132+1500 SMA 139 AB 37 7.8 72
Show 21132+1500 SMA 139 AC 155 11.1 72
Show 21122+1511 SMA 138 274 12.1 73
Show 21176+1711 BPM2356 47 119.4 75
Show 21109+1615 SMA 133 333 11.6 75
Show 21205+1518 UC 4447 81 32.4 79
Show 21108+1539 SMA 132 351 5.3 80
Show 21109+1527 DAM1260 91 56.6 80
Show 21126+1706 BPM2342 220 72.4 83
Show 21212+1645 HJ 281 AB 334 14.1 88
Show 21213+1519 TDT2917 201 0.8 88
Show 21111+1659 KPP 486 334 3.9 92
Show 21218+1524 STJ 14 105 1.1 92
Show 21106+1650 HU 367 339 0.3 93
Show 21216+1513 AG 417 13 35.8 94
Show 21111+1704 HEI 187 255 1.2 95
Show 21125+1727 BPMA252 173 255.4 101
Show 21099+1648 BPM2335 54 14.9 101
Show 21227+1533 J 851 AB 141 1.4 101
Show 21227+1533 J 851 AC 46 40.7 101

 
 
WDS 21160+1600 : COMPONENTS
 
 
  A
B pa=87.4°
sep=3.74"
 
 
21160+1600 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211557.43+160012.6 Mag 9.8 Spectral class F8 (yellow-white)
PmRA -1.00 PmDE 8.0 Tycho2 1650-00853-1
Tycho2
Tycho2 1650-00853-1 Pflag RAmdeg 318.98929181 DEmdeg 16.00351392
PmRA 14.6 PmDE 3.9 E RAmdeg 15 E DEmdeg 16
E pmRA 2.1 E pmDE 1.9 EpRAm 1991.05 EpDEm 1990.81
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 9.958 E BTmag 0.029 VTmag 9.299
E VTmag 0.023 Prox 999 TYC T HIP
CCDM RAdeg 318.98925667 DEdeg 16.00350472 EpRA 1990 1.64
EpDE 1990 1.60 E RAdeg 15.0 E DEdeg 16.3 Posflg
Corr -0.2
CCDM
Ccdm 21160+1600 RComp Comp A Note1
Note2 Discov num DRAs -2.59 DDEs 12.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.8 Sp PmNote *
PmRA -5 PmDE 0 Dm number +15 4382 Cat1 BD
Name2 +15 2372 Cat2 AGK2/3 HD M HD
ADS BDS A14797 M ADS BDS N IDS IDS 21112N1535A
HIC
 
 
21160+1600 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211557.69+160012.8 Mag 10.1 PmRA 24.00
PmDE 11.0 Calc delta mag 0.3 Calc coord yes
CCDM
Ccdm 21160+1600 RComp Comp B Note1
Note2 Discov num HO 284 DRAs DDEs
R dRAs Year 1886 Theta 088 Rho 3.7
Obs 15 Vmag 10.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14797 M ADS BDS N IDS IDS 21112N1535B
HIC