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Current system
22451-0240
A 2696 BC


Nearby doubles
19' : 22449-0221
OSO 185

33' : 22472-0243
OCC 421

52' : 22416-0233
BU 709

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RST4710

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LDS5000

73' : 22497-0225
J 1729

73' : 22497-0222
OCC 355

75' : 22411-0325
KPP2488

79' : 22503-0228
LDS5983

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HJ 5359AB

84' : 22408-0333
KUI 114

94' : 22453-0413
ITF 60

95' : 22420-0118
CVR 950

100' : 22394-0331
UC 4785

103' : 22478-0414
STF2944AB

106' : 22403-0121
HJ 3130

110' : 22516-0149
RST4711AB

111' : 22491-0409
LDS5980

114' : 22527-0238
HDS3248

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KPP2390

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UC 4840

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HDS3237

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A 310

129' : 22366-0224
UC 4776

131' : 22528-0338
UC 4839

137' : 22497-0437
KPP4290



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

22451-0240 A 2696 BC

 
 
22h 45m 04.43s -02° 39' 23.2" P.A. 71.00 sep 0.6 mag 10.31,10.16 Sp F8 dist. 12.53 pc (40.87 l.y.)
 
 
Coord 2000 22451-0240 Discov num A  2696 Comp BC Coord arcsec 2000 22 45 04.43 -02 39 23.2
Date first 1913 Date last 2019 Obs 53
Pa first 262 Pa last 71.4 P.A. Now (θ) 71.4°
Sep first 0.2 Sep last 0.616 Sep. Now (ρ) 0.616"
Mag pri 10.31 Mag sec 10.16 delta mag (ΔM) 0.15 Spectral class F8 (yellow-white)
Pri motion ra +017 Sec motion ra +017
Pri motion dec -077 Sec motion dec -077
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
22451-0240 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 22 45 05 -02 39 42 STF 2938 A,BC 2016 47 342 20.1 9.41 9.55 0.14
Show 146293 22 45 04 -02 39 23 A 2696 BC 2019 53 71 0.6 10.31 10.16 0.15 Y <===
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius SAO 146293 HIP 112325 Tycho2 5237-01613-1
Gaia DR2 2649536913693752960 HD 215415 GC 31742 ADS 16235
DM BD-03 5501 Distance 12.53 Distance ly 40.87
 
 
ORBITAL ELEMENTS
 
 
Period (P)302.1y Periastron (T)1919.18y Semi-major axis (a)0.481a
Eccentricity (e)0.518 Inclination (i)159° Longitude of periastron (ω)300.5°
Node (Ω)172.1° Notesn ReferenceHrt2014b
Equinox2000 Last observation2008 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 86.9 0.571
2001 86.2 0.574
2002 85.5 0.577
2003 84.9 0.580
2004 84.2 0.584
2005 83.6 0.587
2006 83.0 0.589
2007 82.3 0.592
2008 81.7 0.595
2009 81.1 0.598
2010 80.5 0.601
2011 79.9 0.604
2012 79.3 0.606
2013 78.7 0.609
2014 78.1 0.612
2015 77.5 0.614
2016 76.9 0.617
2017 76.3 0.619
2018 75.8 0.622
2019 75.2 0.624
2020 74.6 0.626
2021 74.1 0.629
2022 73.5 0.631
2023 73.0 0.633
2024 72.4 0.636
2025 71.9 0.638
2026 71.3 0.640
2027 70.8 0.642
2028 70.3 0.644
2029 69.7 0.646
2030 69.2 0.648


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds22451-0240b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 22451-0240 A 2696 BC : NOTES
 
 
discov_num notes refcode
A 2696 See Baize & Petit (1989) catalog of doubles with variable component. Baz1989d
 
 
REFERENCES
 
 
refcode metd author reference
Baz1989d - Baize, P. & Petit, M. 1989A&AS...77..497B
Baz1989d A&AS 77, 497, 1989
Hrt2014b orb - Hartkopf, W.I. & Mason, B.D. 2014IAUDS.184....1H
Hrt2014b Inf. Circ. 184, 1, 2014
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
312 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22451-0240 A 2696 BC 1994 35 98 0.5 10.31 10.16 NOD 224504.43-023923.2
22451-0240 A 2696 BC 2008 38 79 0.6 10.31 10.16 NOD 224504.43-023923.2
22451-0240 A 2696 BC 2014 39 75 0.6 10.31 10.16 F8 NO 224504.43-023923.2
22451-0240 A 2696 BC 2015 43 74 0.6 10.31 10.16 F8 NO 224504.43-023923.2
22451-0240 A 2696 BC 2017 46 73 0.6 10.31 10.16 F8 NO 224504.43-023923.2
22451-0240 A 2696 BC 2019 50 71 0.6 10.31 10.16 F8 NO 224504.43-023923.2

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

 
 
WDS 22451-0240 A 2696 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22451-0240 A 2696 BC : MEASURES
 
 
No records found.

 
 
WDS 22451-0240 : VIRTUAL EYEPIECE
 
 

22451-0240 STF2938A mag 9.41 Sp F8 22451-0240 A 2696B sep 20.0 P.A. 341.70 mag 10.31 Sp F8 22451-0240 A 2696C sep 20.0 P.A. 343.40 mag 10.16 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 22451-0240 : ALADIN DSS IMAGE @ 22h 45m 04.43s -02° 39' 23.2"
 
 
 
 
WDS 22451-0240 A 2696 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22451-0240 A 2696BC distance=0' 22451-0240 STF2938A,BC distance=1' 22449-0221 OSO 185 distance=19' 22472-0243 OCC 421 distance=33' 22416-0233 BU 709 distance=52' 22432-0326 RST4710 distance=55' 22490-0320 LDS5000 distance=72' 22497-0225 J 1729 distance=73' 22497-0222 OCC 355 distance=73' 22411-0325 KPP2488 distance=75' 22503-0228 LDS5983 distance=79' 22448-0359 HJ 5359AB distance=80' 22448-0359 HJ 5359AC distance=80' 22408-0333 KUI 114 distance=84' 22453-0413 ITF 60 distance=94' 22420-0118 CVR 950 distance=95' 22394-0331 UC 4785 distance=100' 22478-0414 STF2944AB distance=103' 22478-0414 STF2944AD distance=103' 22478-0414 STF2944AC distance=103' 22478-0414 STF2944BC distance=104' 22403-0121 HJ 3130 distance=106' 22516-0149 RST4711AB distance=110' 22491-0409 LDS5980 distance=111' 22527-0238 HDS3248 distance=114' 22511-0118 KPP2390 distance=122' 22532-0229 UC 4840 distance=123' 22485-0435 HDS3237 distance=127' 22429-0442 A 310 distance=127' 22366-0224 UC 4776 distance=129' 22528-0338 UC 4839 distance=131' 22497-0437 KPP4290 distance=137' 22378-0414 HJ 5529AB (Situla) distance=145' 22378-0414 TOK 640AC (Situla) distance=145' 22378-0414 OCC 342Aa,Ab distance=145' 22403-0445 RST4709 distance=145' 22475-0502 CVR 953 distance=147' 22421-0506 HDS3222Aa,Ab distance=154' 22421-0506 H N 140AB distance=154' 22421-0506 H N 140AC distance=154' 22521-0435 TDT3760 distance=157' 22347-0336 GAA 24Aa,Ab distance=166' 22346-0338 TDT3599 distance=168' 22465-0009 GWP3195 distance=170' 22510-0505 CVR 956 distance=171' 22340-0147 BU 77AB distance=174' 22340-0147 BU 77AC distance=174' 22488-0004 BAL 939 distance=174' 22549-0106 TDS1194 distance=175' 22428+0014 SCA 130 distance=177' 22421+0012 SCA 128AB distance=177' 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 22451-0240 A 2696 BC 71 0.6
Show 22451-0240 STF2938 A,BC 342 20.1 1
Show 22449-0221 OSO 185 60 14.7 19
Show 22472-0243 OCC 421 -1 0.0 33
Show 22416-0233 BU 709 1 2.5 52
Show 22432-0326 RST4710 66 2.9 55
Show 22490-0320 LDS5000 174 112.6 72
Show 22497-0225 J 1729 152 6.1 73
Show 22497-0222 OCC 355 -1 0.1 73
Show 22411-0325 KPP2488 82 22.3 75
Show 22503-0228 LDS5983 253 30.3 79
Show 22448-0359 HJ 5359 AB 64 20.5 80
Show 22448-0359 HJ 5359 AC 356 15.6 80
Show 22408-0333 KUI 114 129 0.4 84
Show 22453-0413 ITF 60 229 14.9 94
Show 22420-0118 CVR 950 183 15.7 95
Show 22394-0331 UC 4785 141 34.1 100
Show 22478-0414 STF2944 AB 309 1.8 103
Show 22478-0414 STF2944 AD 348 220.3 103
Show 22478-0414 STF2944 AC 85 60.6 103
Show 22478-0414 STF2944 BC 85 59.3 104
Show 22403-0121 HJ 3130 10.9 106
Show 22516-0149 RST4711 AB 127 6.7 110
Show 22491-0409 LDS5980 115 289.0 111
Show 22527-0238 HDS3248 118 0.7 114
Show 22511-0118 KPP2390 252 20.6 122
Show 22532-0229 UC 4840 137 65.9 123
Show 22485-0435 HDS3237 356 0.4 127
Show 22429-0442 A 310 286 0.7 127
Show 22366-0224 UC 4776 192 12.8 129
Show 22528-0338 UC 4839 233 52.2 131
Show 22497-0437 KPP4290 156 2.9 137
Show Situla 22378-0414 HJ 5529 AB 252 84.4 145
Show Situla 22378-0414 TOK 640 AC 247 999.9 145
Show 22378-0414 OCC 342 Aa,Ab -1 0.1 145
Show 22403-0445 RST4709 324 2.8 145
Show 22475-0502 CVR 953 83 12.4 147
Show 22421-0506 HDS3222 Aa,Ab 354 0.1 154
Show 22421-0506 H N 140 AB 267 61.1 154
Show 22421-0506 H N 140 AC 185 160.8 154
Show 22521-0435 TDT3760 74 0.5 157
Show 22347-0336 GAA 24 Aa,Ab 22 0.0 166
Show 22346-0338 TDT3599 86 0.8 168
Show 22465-0009 GWP3195 52 24.0 170
Show 22510-0505 CVR 956 206 10.8 171
Show 22340-0147 BU 77 AB 215 2.8 174
Show 22340-0147 BU 77 AC 230 25.8 174
Show 22488-0004 BAL 939 348 7.0 174
Show 22549-0106 TDS1194 290 0.8 175
Show 22428+0014 SCA 130 189 75.1 177
Show 22421+0012 SCA 128 AB 317 27.8 177

 
 
WDS 22451-0240 : COMPONENTS
 
 
  A B
B pa=341.7°
sep=20.02"
 
C pa=343.4°
sep=20.03"
pa=71.4°
sep=0.62"
 
 
22451-0240 A
 
 
Coord arcsec 2000 224504.85-023942.2 Mag 9.41 Spectral class F8 (yellow-white) PmRA 14.00
PmDE -77.0 HIP 112326 Tycho2 5237-00129-1 BD BD-03 5501
Tycho2
Tycho2 5237-00129-1 Pflag RAmdeg 341.27025458 DEmdeg -2.66191285
PmRA 15.7 PmDE -76.2 E RAmdeg 12 E DEmdeg 17
E pmRA 1.3 E pmDE 1.3 EpRAm 1989.71 EpDEm 1987.01
Num 9 Q RAmdeg 1.1 Q DEmdeg 1.4 Q pmRA 1.1
Q pmDE 1.4 BTmag 10.078 E BTmag 0.031 VTmag 9.408
E VTmag 0.024 Prox 200 TYC T HIP 112326
CCDM A RAdeg 341.27022000 DEdeg -2.66173917 EpRA 1990 1.84
EpDE 1990 1.74 E RAdeg 13.4 E DEdeg 19.2 Posflg
Corr -0.1
Hipparcos
Catalog H HIP 112326 Proxy RAhms 22 45 04.85
DEdms -02 39 42.2 Vmag 9.36 VarFlag R Vmag G
RAdeg 341.27 DEdeg -2.66173 AstroRef A Plx -0.33
CCDM 22451-0240 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual C M HIP
Theta Rho HD BD BD-03 5501
CD CP Dm number -03 5501 VIred 0.62
SpType F8 R SpType Coord arcsec 2000 224504.85-023942.2
Hipparcos 2
HIP 112326 Sn 15 So 3 Nc 1
RArad 5.9562890334 DErad -0.0464559944 Plx 4.78 PmRA 32.27
PmDE -78.76 E RArad 3.63 E DErad 2.87 E Plx 4.5
E pmRA 5.06 E pmDE 4.24 Hpmag 9.2787 E Hpmag 0.0159
SHp 0.109 VA 0 BV 0.55 E BV 0.04
VI 0.62
CCDM
Ccdm 22451-0240 RComp Comp A Note1
Note2 Discov num DRAs -1.21 DDEs 17.9
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.7 Sp F8 PmNote *
PmRA 6 PmDE -64 Dm number -03 5501 Cat1 BD
Name2 146295 Cat2 SAO HD 215415 M HD
ADS BDS A16235 M ADS BDS N IDS IDS 22399S0311A
HIC 112326
 
 
22451-0240 B
 
 
Coord arcsec 2000 224504.43-023923.2 Mag 10.31 Spectral class F8 (yellow-white) PmRA 17.00
PmDE -77.0 SAO 146293 HIP 112325 Tycho2 5237-01613-1
HD 215415 GC 31742 DM BD-03 5501 Calc delta mag 0.9
Tycho2
Tycho2 5237-01613-1 Pflag RAmdeg 341.26854364 DEmdeg -2.65662642
PmRA 16.5 PmDE -76.5 E RAmdeg 14 E DEmdeg 19
E pmRA 1.2 E pmDE 1.2 EpRAm 1988.66 EpDEm 1985.06
Num 9 Q RAmdeg 2.0 Q DEmdeg 1.0 Q pmRA 2.0
Q pmDE 1.0 BTmag 10.271 E BTmag 0.035 VTmag 9.552
E VTmag 0.027 Prox 200 TYC T HIP 112325
CCDM BC RAdeg 341.26850500 DEdeg -2.65645139 EpRA 1990 1.84
EpDE 1990 1.74 E RAdeg 15.3 E DEdeg 22.4 Posflg P
Corr -0.1
SAO
SAO 146293 DelFlag RA1950 PmRA1950 0.0011
DE1950 PmDE1950 -0.053 Vmag 8.8 SpType F8
Double code Source 70 CatNum 31742 DM BD-03 5501
DMcomp BC BDsup HD 215415 M HD 2
GC 31742 RA1950rad 5.94499393 DE1950rad -0.05093604 PmRA2000 0.0013
PmDE2000 -0.058
Hipparcos
Catalog H HIP 112325 Proxy H RAhms 22 45 04.43
DEdms -02 39 23.2 Vmag 9.44 VarFlag R Vmag G
RAdeg 341.268 DEdeg -2.65644 AstroRef B Plx -0.33
CCDM 22451-0240 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source F Qual C M HIP BC
Theta 92 Rho 0.65 HD 215415 BD
CD CP Dm number VIred 0.72
SpType F8 R SpType Coord arcsec 2000 224504.43-023923.2
Hipparcos 2
HIP 112325 Sn 15 So 3 Nc 2
RArad 5.9562581672 DErad -0.0463639723 Plx 79.78 PmRA 62.45
PmDE -81.9 E RArad 17.84 E DErad 18.44 E Plx 21.65
E pmRA 25.2 E pmDE 26.8 Hpmag 9.3926 E Hpmag 0.0179
SHp 0.146 VA 0 BV 0.66 E BV 0.042
VI 0.72
CCDM
Ccdm 22451-0240 RComp Comp B Note1
Note2 Discov num STF2938 DRAs -1.59 DDEs 38.4
R dRAs 10 Year 1829 Theta 342 Rho 19.8
Obs 9 Vmag 9.2 Sp PmNote *
PmRA 16 PmDE -53 Dm number Cat1
Name2 146293 Cat2 SAO HD M HD
ADS BDS A16235 M ADS BDS N IDS IDS 22399S0311B
HIC 112325
 
 
22451-0240 C
 
 
Coord arcsec 2000 224504.47-023923.0 Mag 10.16 PmRA 17.00 PmDE -77.0
Calc delta mag 0.75 Calc coord yes
CCDM
Ccdm 22451-0240 RComp B Comp C Note1 *
Note2 Discov num A 2696 DRAs DDEs
R dRAs Year 1913 Theta Rho
Obs 17 Vmag 9.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A16235 M ADS BDS N IDS IDS 22399S0311C
HIC 112325