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Doubles in session


Current system
23440+2922
AGC 14
78 Peg


Nearby doubles
11' : 23439+2912
OCC9219

16' : 23429+2915
GRV 685

45' : 23451+3003
RAO 681

47' : 23475+2931
CVR1021AB

58' : 23474+2957
MLB 590

59' : 23402+2959
MLB 672

60' : 23405+2959
HDS3363AB

60' : 23450+3020
OSO 204AB

69' : 23469+2825
STF3039AB

69' : 23449+2814
LDS5117

70' : 23398+2835
MLB 507

73' : 23433+3033
GRV 686

73' : 23461+3030
J 626

74' : 23487+3002
COU 644

81' : 23459+3039
MLB 673

82' : 23385+2845
MLB 506

87' : 23391+3013
POP 4

88' : 23506+2908
PTF 24

93' : 23472+3044
A 1244

104' : 23505+3021
WIS 395

105' : 23363+2854
STF3026

105' : 23514+2843
PTF 25

108' : 23517+2845
UC 5038

108' : 23397+3054
GRV 682

109' : 23370+3020
GRV 677

111' : 23395+2749
KPP2215



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

23440+2922 AGC 14 (78 Peg)

 
 
23h 43m 59.48s +29° 21' 41.2" P.A. 284.00 sep 0.8 mag 5.07,8.10 Sp G8III dist. 68.78 pc (224.36 l.y.)
 
 
Coord 2000 23440+2922 Discov num AGC  14 Comp Coord arcsec 2000 23 43 59.48 +29 21 41.2
Date first 1876 Date last 2016 Obs 97
Pa first 192 Pa last 283.9 P.A. Now (θ) 283.9°
Sep first 1.5 Sep last 0.837 Sep. Now (ρ) 0.837"
Mag pri 5.07 Mag sec 8.10 delta mag (ΔM) 3.03 Spectral class G8III (yellow)
Pri motion ra +071 Sec motion ra +071
Pri motion dec -039 Sec motion dec -039
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 78 Peg Constellation Pegasus SAO 91457 HIP 117073
Tycho2 2257-02521-1 Gaia DR2 2867726990408448896 HD 222842 HR 8997
GC 32954 ADS 16957 BD BD+28 4627 Flamsteed 78 Pegasi
Flamsteed name 78 Peg Distance 68.78 Distance ly 224.36
 
 
ORBITAL ELEMENTS
 
 
Period (P)635.4863y± 272.4977 Periastron (T)2030.8498y± 9.9338 Semi-major axis (a)2.46268a± 1.6063
Eccentricity (e)0.83388± 0.13375 Inclination (i)67.013°± 12.518 Longitude of periastron (ω)243.369°± 17.737
Node (Ω)123.767°± 7.198 Notesn ReferenceIzm2019
Equinox Last observation2007 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 270.1 0.835
2001 271.2 0.831
2002 272.2 0.826
2003 273.3 0.822
2004 274.4 0.817
2005 275.6 0.812
2006 276.7 0.806
2007 277.8 0.800
2008 279.0 0.794
2009 280.2 0.787
2010 281.4 0.779
2011 282.6 0.771
2012 283.9 0.762
2013 285.2 0.753
2014 286.5 0.742
2015 287.9 0.731
2016 289.3 0.718
2017 290.7 0.704
2018 292.3 0.688
2019 293.9 0.670
2020 295.6 0.651
2021 297.4 0.629
2022 299.3 0.604
2023 301.5 0.577
2024 303.8 0.546
2025 306.5 0.511
2026 309.5 0.472
2027 313.2 0.428
2028 317.7 0.380
2029 323.7 0.329
2030 331.8 0.276


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


 
  


wds23440%2B2922b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 23440+2922 AGC 14 (78 Peg) : NOTES
 
 
discov_num notes refcode
AGC 14 78 Peg.
 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 AGC Clark, A.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23440+2922 AGC 14 1999 91 268 0.8 5.07 8.10 G8III NOD 234359.48+292141.2
23440+2922 AGC 14 2007 93 280 0.8 5.07 8.10 G8III NOD 234359.48+292141.2
23440+2922 AGC 14 2015 94 284 0.9 5.07 8.10 G8III NO 234359.48+292141.2
23440+2922 AGC 14 2016 95 284 0.8 5.07 8.10 G8III NO 234359.48+292141.2

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

 
 
WDS 23440+2922 AGC 14 (78 Peg) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23440+2922 AGC 14 (78 Peg) : MEASURES
 
 
No records found.

 
 
WDS 23440+2922 (78 Peg) : VIRTUAL EYEPIECE
 
 

23440+2922 AGC 14A mag 5.07 Sp G8III 23440+2922 AGC 14B sep 0.7 P.A. 285.90 mag 8.1 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 23440+2922 (78 Peg) : ALADIN DSS IMAGE @ 23h 43m 59.48s +29° 21' 41.2"
 
 
 
 
WDS 23440+2922 AGC 14 (78 Peg) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23440+2922 AGC 14 distance=0' 23439+2912 OCC9219 distance=11' 23429+2915 GRV 685 distance=16' 23451+3003 RAO 681 distance=45' 23475+2931 CVR1021AB distance=47' 23474+2957 MLB 590 distance=58' 23402+2959 MLB 672 distance=59' 23405+2959 HDS3363AB distance=60' 23405+2959 GII 311Aa,Ab distance=60' 23450+3020 RAS 15Aa,Ab distance=60' 23450+3020 OSO 204AB distance=60' 23469+2825 STF3039AB distance=69' 23469+2825 STF3039AC distance=69' 23449+2814 LDS5117 distance=69' 23398+2835 MLB 507 distance=70' 23433+3033 GRV 686 distance=73' 23461+3030 J 626 distance=73' 23487+3002 COU 644 distance=74' 23459+3039 MLB 673 distance=81' 23385+2845 MLB 506 distance=82' 23391+3013 POP 4 distance=87' 23506+2908 PTF 24 distance=88' 23472+3044 A 1244 distance=93' 23505+3021 WIS 395 distance=104' 23363+2854 STF3026 distance=105' 23514+2843 PTF 25 distance=105' 23517+2845 UC 5038 distance=108' 23397+3054 GRV 682 distance=108' 23370+3020 GRV 677 distance=109' 23395+2749 KPP2215 distance=111' 23525+2853 J 213 distance=113' 23515+2826 PTF 26 distance=114' 23527+2920 AG 429 distance=114' 23407+3107 ES 403 distance=115' 23522+2835 HO 204 distance=118' 23531+2901 CRI 30 distance=122' 23368+3045 ES 401 distance=126' 23361+2809 UC 4992 distance=127' 23498+2741 A 424 distance=127' 23380+2739 LDS5106 distance=129' 23356+2816 BRT 230AB distance=129' 23523+2808 LDS5130 distance=131' 23545+2938 LEP 115 distance=139' 23366+2740 MLB 551 distance=141' 23445+2700 GRV 688 distance=142' 23549+2929 STTA252 distance=144' 23417+3147 HJ 992 distance=149' 23355+3101 LDS6405 distance=149' 23488+2707 LDS5124 distance=149' 23331+3008 CVR 996 distance=150' 23553+2951 BRT 62 distance=153' 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 23440+2922 AGC 14 284 0.8
Show 23439+2912 OCC9219 270 0.0 11
Show 23429+2915 GRV 685 139 54.0 16
Show 23451+3003 RAO 681 100 0.4 45
Show 23475+2931 CVR1021 AB 357 15.0 47
Show 23474+2957 MLB 590 169 2.8 58
Show 23402+2959 MLB 672 111 4.1 59
Show 23405+2959 HDS3363 AB 237 0.9 60
Show 23405+2959 GII 311 Aa,Ab 105 0.1 60
Show 23450+3020 RAS 15 Aa,Ab 231 0.2 60
Show 23450+3020 OSO 204 AB 123 16.0 60
Show 23469+2825 STF3039 AB 29 35.8 69
Show 23469+2825 STF3039 AC 94 715.3 69
Show 23449+2814 LDS5117 240 31.7 69
Show 23398+2835 MLB 507 193 6.9 70
Show 23433+3033 GRV 686 88 33.7 73
Show 23461+3030 J 626 235 6.0 73
Show 23487+3002 COU 644 87 2.9 74
Show 23459+3039 MLB 673 291 6.6 81
Show 23385+2845 MLB 506 235 8.2 82
Show 23391+3013 POP 4 72 6.1 87
Show 23506+2908 PTF 24 315 2.0 88
Show 23472+3044 A 1244 272 2.7 93
Show 23505+3021 WIS 395 131 934.8 104
Show 23363+2854 STF3026 275 3.2 105
Show 23514+2843 PTF 25 350 2.4 105
Show 23517+2845 UC 5038 131 44.9 108
Show 23397+3054 GRV 682 306 63.9 108
Show 23370+3020 GRV 677 161 55.1 109
Show 23395+2749 KPP2215 334 18.4 111
Show 23525+2853 J 213 166 5.4 113
Show 23515+2826 PTF 26 342 1.4 114
Show 23527+2920 AG 429 268 6.4 114
Show 23407+3107 ES 403 294 2.8 115
Show 23522+2835 HO 204 357 5.9 118
Show 23531+2901 CRI 30 314 18.6 122
Show 23368+3045 ES 401 68 2.3 126
Show 23361+2809 UC 4992 31 17.5 127
Show 23498+2741 A 424 165 0.2 127
Show 23380+2739 LDS5106 234 24.6 129
Show 23356+2816 BRT 230 AB 6 3.2 129
Show 23523+2808 LDS5130 294 160.5 131
Show 23545+2938 LEP 115 202 22.5 139
Show 23366+2740 MLB 551 200 5.5 141
Show 23445+2700 GRV 688 62 56.2 142
Show 23549+2929 STTA252 145 111.1 144
Show 23417+3147 HJ 992 256 6.9 149
Show 23355+3101 LDS6405 115 8.1 149
Show 23488+2707 LDS5124 213 105.9 149
Show 23331+3008 CVR 996 328 8.9 150
Show 23553+2951 BRT 62 154 5.7 153

 
 
WDS 23440+2922 : COMPONENTS
 
 
  A
B pa=285.9°
sep=0.74"
 
 
23440+2922 A
 
 
Componente originario normalizzato AB Name 78 Peg Coord arcsec 2000 234359.48+292141.2 Mag 5.07
Spectral class G8III (yellow) PmRA 71.00 PmDE -39.0 SAO 91457
HIP 117073 Tycho2 2257-02521-1 HD 222842 HR 8997
GC 32954 ADS 16957 BD BD+28 4627 Flamsteed 78 Pegasi
Flamsteed name 78 Peg
Tycho2
Tycho2 2257-02521-1 Pflag P RAmdeg 355.99783892 DEmdeg 29.36145541
PmRA 71.1 PmDE -39.2 E RAmdeg 3 E DEmdeg 4
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.61 EpDEm 1991.38
Num 6 Q RAmdeg 0.7 Q DEmdeg 0.8 Q pmRA 0.8
Q pmDE 0.6 BTmag 6.186 E BTmag 0.014 VTmag 5.067
E VTmag 0.009 Prox 9 TYC T HIP 117073
CCDM A RAdeg 355.99766444 DEdeg 29.36155028 EpRA 1990 1.66
EpDE 1990 1.49 E RAdeg 3.4 E DEdeg 3.5 Posflg D
Corr -0.2
SAO
SAO 91457 DelFlag RA1950 PmRA1950 0.0054
DE1950 PmDE1950 -0.032 Vmag 5 SpType K0
Double code Source 70 CatNum 32954 DM BD+28 4627
DMcomp BDsup HD 222842 M HD 0
GC 32954 RA1950rad 6.20233589 DE1950rad 0.5076199 PmRA2000 0.0055
PmDE2000 -0.037
Hipparcos
Catalog H HIP 117073 Proxy H RAhms 23 43 59.44
DEdms +29 21 41.6 Vmag 4.93 VarFlag R Vmag G
RAdeg 355.998 DEdeg 29.3616 AstroRef A Plx 13.91
CCDM 23440+2922 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 259 Rho 0.839 HD 222842 BD BD+28 4627
CD CP Dm number +28 4627 VIred 0.93
SpType K0III R SpType Coord arcsec 2000 234359.44+292141.6
Hipparcos 2
HIP 117073 Sn 15 So 3 Nc 2
RArad 6.2133312684 DErad 0.5124557658 Plx 14.54 PmRA 71.1
PmDE -40.58 E RArad 0.44 E DErad 0.33 E Plx 0.56
E pmRA 0.51 E pmDE 0.35 Hpmag 5.0892 E Hpmag 0.0005
SHp 0.005 VA 0 BV 0.935 E BV 0.001
VI 0.93
CCDM
Ccdm 23440+2922 RComp Comp A Note1
Note2 Discov num DRAs -0.55 DDEs -18.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 5.1 Sp K0 PmNote *
PmRA 71 PmDE -32 Dm number +28 4627 Cat1 BD
Name2 +29 2946 Cat2 AGK2/3 HD 222842 M HD
ADS BDS A16957 M ADS BDS N IDS IDS 23390N2849A
HIC 117073
 
 
23440+2922 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 234359.43+292141.4 Mag 8.1 PmRA 71.00
PmDE -39.0 Tycho2 2257-02521-2 Calc delta mag 3.03 Calc coord yes
Tycho2
Tycho2 2257-02521-2 Pflag P RAmdeg 355.99783892 DEmdeg 29.36145541
PmRA 71.1 PmDE -39.2 E RAmdeg 3 E DEmdeg 4
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.61 EpDEm 1991.38
Num 6 Q RAmdeg 0.7 Q DEmdeg 0.8 Q pmRA 0.8
Q pmDE 0.6 BTmag 8.697 E BTmag 0.018 VTmag 8.100
E VTmag 0.013 Prox 9 TYC HIP 117073
CCDM B RAdeg 355.99737611 DEdeg 29.36150694 EpRA 1990 1.67
EpDE 1990 1.50 E RAdeg 6.3 E DEdeg 7.1 Posflg D
Corr -0.2
CCDM
Ccdm 23440+2922 RComp Comp B Note1
Note2 Discov num AGC 14 DRAs DDEs
R dRAs Year 1959 Theta 235 Rho 1.0
Obs 99 Vmag 8.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A16957 M ADS BDS N IDS IDS 23390N2849B
HIC 117073