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Current system
21299+2338
BU 685
2 Peg


Nearby doubles
15' : 21299+2353
J 612

19' : 21309+2352
POU5392

21' : 21314+2341
POU5394

21' : 21300+2359
POU5388

23' : 21298+2400
POU5386

24' : 21310+2320
LAF 65AB

27' : 21288+2317
J 1895

29' : 21293+2311
J 1896

29' : 21306+2406
POU5391

30' : 21279+2330
POU5375

35' : 21283+2405
POU5378

36' : 21317+2404
POU5398

37' : 21273+2344
POU5373

37' : 21326+2339
POU5403

38' : 21323+2356
POU5400

38' : 21326+2345
POU5404

42' : 21280+2411
POU5376AB

42' : 21307+2258
COU 134

44' : 21295+2421
POU5384

45' : 21323+2408
POU5402

45' : 21274+2406
POU5374

47' : 21271+2405
POU5372

51' : 21330+2408
OSO 149AB

51' : 21285+2425
POU5381

53' : 21332+2406
UC 4496

56' : 21338+2356
POU5409



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

21299+2338 BU 685 (2 Peg)

 
 
21h 29m 56.88s +23° 38' 19.8" P.A. 325.00 sep 30.4 mag 4.57,12.70 Sp M1III dist. 120.77 pc (393.95 l.y.)
 
 
Coord 2000 21299+2338 Discov num BU  685 Comp Coord arcsec 2000 21 29 56.88 +23 38 19.8
Date first 1878 Date last 2013 Obs 9
Pa first 334 Pa last 325.2 P.A. Now (θ) 325.2°
Sep first 29.8 Sep last 30.363 Sep. Now (ρ) 30.363"
Mag pri 4.57 Mag sec 12.70 delta mag (ΔM) 8.13 Spectral class M1III (red)
Pri motion ra +025 Sec motion ra
Pri motion dec +004 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 2 Peg Constellation Pegasus SAO 89752 HIP 106140
Tycho2 2188-02203-1 Gaia DR2 1797346167296809600 HD 204724 HR 8225
GC 30109 ADS 15027 BD BD+23 4325 Flamsteed 2 Pegasi
Flamsteed name 2 Peg FK5 1565 Distance 120.77 Distance ly 393.95
 
 
WDS 21299+2338 BU 685 (2 Peg) : NOTES
 
 
discov_num notes refcode
BU 685 2 Peg.
Mk III Limb-darkened diameter 4.521 +/- 0.047 mas. MkT2003
 
 
REFERENCES
 
 
refcode metd author reference
MkT2003 Km - Mozurkewich, D., Armstrong, J.T., Hindsley, R., Quirrenbach, A., Hummel, C.A., 2003AJ....126.2502M
MkT2003 +not Hutter, D., Johnston, K.J., Hajian, A., Elias, N.M., II, Buscher, D., & Simon, R.
MkT2003 AJ 126, 2502, 2003
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21299+2338 BU 685 1934 6 331 29.9 4.57 11.60 M1III N D 212956.88+233819.8
21299+2338 BU 685 2001 7 327 29.8 4.57 11.60 M1III N D 212956.88+233819.8
21299+2338 BU 685 2012 8 327 31.2 4.57 11.60 M1III N D 212956.88+233819.8
21299+2338 BU 685 2013 9 325 30.4 4.57 12.70 M1III N 212956.88+233819.8

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

 
 
WDS 21299+2338 BU 685 (2 Peg) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21299+2338 BU 685 (2 Peg) : MEASURES
 
 
No records found.

 
 
WDS 21299+2338 (2 Peg) : VIRTUAL EYEPIECE
 
 

21299+2338 BU 685A mag 4.57 Sp M1III 21299+2338 BU 685B sep 29.6 P.A. 327.50 mag 12.7 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 21299+2338 (2 Peg) : ALADIN DSS IMAGE @ 21h 29m 56.88s +23° 38' 19.8"
 
 
 
 
WDS 21299+2338 BU 685 (2 Peg) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21299+2338 BU 685 distance=0' 21299+2353 J 612 distance=15' 21309+2352 POU5392 distance=19' 21314+2341 POU5394 distance=21' 21300+2359 POU5388 distance=21' 21298+2400 POU5386 distance=23' 21310+2320 LAF 65AB distance=24' 21310+2320 LAF 65AC distance=24' 21288+2317 J 1895 distance=27' 21293+2311 J 1896 distance=29' 21306+2406 POU5391 distance=29' 21279+2330 POU5375 distance=30' 21283+2405 POU5378 distance=35' 21317+2404 POU5398 distance=36' 21273+2344 POU5373 distance=37' 21326+2339 POU5403 distance=37' 21323+2356 POU5400 distance=38' 21326+2345 POU5404 distance=38' 21280+2411 POU5376AB distance=42' 21280+2411 POU5377AC distance=42' 21307+2258 COU 134 distance=42' 21295+2421 POU5384 distance=44' 21323+2408 POU5402 distance=45' 21274+2406 POU5374 distance=45' 21271+2405 POU5372 distance=47' 21330+2408 HDS3065Aa,Ab distance=51' 21330+2408 OSO 149AB distance=51' 21330+2408 OSO 149AC distance=51' 21285+2425 POU5381 distance=51' 21332+2406 UC 4496 distance=53' 21338+2356 POU5409 distance=56' 21260+2316 GRV 466 distance=59' 21322+2430 BKO 486 distance=60' 21268+2420 POU5371 distance=60' 21323+2433 POU5399AB distance=63' 21323+2433 BKO 487AC distance=63' 21324+2434 MCT 12 distance=65' 21322+2437 BKO 485 distance=67' 21343+2406 POU5411 distance=67' 21251+2337 TDT2951 distance=67' 21304+2445 POU5390 distance=68' 21323+2439 POU5401 distance=69' 21260+2422 COU 534Aa,Ab distance=70' 21260+2422 POU5369AB distance=70' 21342+2416 POU5410 distance=70' 21251+2401 POU5363 distance=70' 21255+2414 POU5366 distance=71' 21351+2340 POU5418 distance=72' 21351+2330 TDT3043 distance=72' 21248+2327 POU5361 distance=72' 21248+2321 CVR 900 distance=73' 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 21299+2338 BU 685 325 30.4
Show 21299+2353 J 612 281 2.5 15
Show 21309+2352 POU5392 195 7.8 19
Show 21314+2341 POU5394 76 13.3 21
Show 21300+2359 POU5388 192 10.9 21
Show 21298+2400 POU5386 185 16.5 23
Show 21310+2320 LAF 65 AB 320 9.2 24
Show 21310+2320 LAF 65 AC 178 11.8 24
Show 21288+2317 J 1895 112 6.5 27
Show 21293+2311 J 1896 109 7.1 29
Show 21306+2406 POU5391 150 15.2 29
Show 21279+2330 POU5375 94 13.1 30
Show 21283+2405 POU5378 121 12.5 35
Show 21317+2404 POU5398 245 16.5 36
Show 21273+2344 POU5373 249 7.5 37
Show 21326+2339 POU5403 129 5.2 37
Show 21323+2356 POU5400 131 18.1 38
Show 21326+2345 POU5404 129 11.3 38
Show 21280+2411 POU5376 AB 42 15.4 42
Show 21280+2411 POU5377 AC 250 14.5 42
Show 21307+2258 COU 134 13 1.5 42
Show 21295+2421 POU5384 141 15.4 44
Show 21323+2408 POU5402 110 5.5 45
Show 21274+2406 POU5374 347 14.7 45
Show 21271+2405 POU5372 95 3.4 47
Show 21330+2408 HDS3065 Aa,Ab 95 0.2 51
Show 21330+2408 OSO 149 AB 285 24.6 51
Show 21330+2408 OSO 149 AC 66 12.0 51
Show 21285+2425 POU5381 328 14.2 51
Show 21332+2406 UC 4496 214 16.5 53
Show 21338+2356 POU5409 334 10.6 56
Show 21260+2316 GRV 466 318 40.0 59
Show 21322+2430 BKO 486 350 8.5 60
Show 21268+2420 POU5371 170 6.0 60
Show 21323+2433 POU5399 AB 82 3.8 63
Show 21323+2433 BKO 487 AC 11 9.1 63
Show 21324+2434 MCT 12 237 1.6 65
Show 21322+2437 BKO 485 141 10.1 67
Show 21343+2406 POU5411 200 8.5 67
Show 21251+2337 TDT2951 207 0.6 67
Show 21304+2445 POU5390 184 19.3 68
Show 21323+2439 POU5401 18.7 69
Show 21260+2422 COU 534 Aa,Ab 97 0.2 70
Show 21260+2422 POU5369 AB 46 14.3 70
Show 21342+2416 POU5410 251 13.5 70
Show 21251+2401 POU5363 285 7.3 70
Show 21255+2414 POU5366 318 8.0 71
Show 21351+2340 POU5418 198 6.4 72
Show 21351+2330 TDT3043 62 0.7 72
Show 21248+2327 POU5361 170 18.7 72
Show 21248+2321 CVR 900 281 11.9 73

 
 
WDS 21299+2338 : COMPONENTS
 
 
  A
B pa=327.5°
sep=29.56"
 
 
21299+2338 A
 
 
Componente originario normalizzato AB Name 2 Peg Coord arcsec 2000 212956.88+233819.8 Mag 4.57
Spectral class M1III (red) PmRA 25.00 PmDE 4.0 SAO 89752
HIP 106140 Tycho2 2188-02203-1 HD 204724 HR 8225
GC 30109 ADS 15027 BD BD+23 4325 Flamsteed 2 Pegasi
Flamsteed name 2 Peg FK5 1565
Tycho2
Tycho2 2188-02203-1 Pflag RAmdeg 322.48706197 DEmdeg 23.63883727
PmRA 23.4 PmDE 2.8 E RAmdeg 3 E DEmdeg 3
E pmRA 0.8 E pmDE 0.8 EpRAm 1991.55 EpDEm 1991.69
Num 20 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.5
Q pmDE 0.8 BTmag 6.598 E BTmag 0.015 VTmag 4.700
E VTmag 0.009 Prox 999 TYC T HIP 106140
CCDM RAdeg 322.48700417 DEdeg 23.63883111 EpRA 1990 1.85
EpDE 1990 1.95 E RAdeg 3.3 E DEdeg 3.4 Posflg
Corr -0.2
SAO
SAO 89752 DelFlag RA1950 PmRA1950 0.0017
DE1950 PmDE1950 0.007 Vmag 4.8 SpType K5
Double code Source 74 CatNum 1565 DM BD+23 4325
DMcomp BDsup HD 204724 M HD 0
GC 30109 RA1950rad 5.61856825 DE1950rad 0.40873526 PmRA2000 0.0017
PmDE2000 0.003
Hipparcos
Catalog H HIP 106140 Proxy RAhms 21 29 56.88
DEdms +23 38 19.8 Vmag 4.52 VarFlag 1 R Vmag H
RAdeg 322.487 DEdeg 23.6388 AstroRef Plx 7.37
CCDM 21299+2338 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 204724 BD BD+23 4325
CD CP Dm number +23 4325 VIred 1.82
SpType M1III R SpType Coord arcsec 2000 212956.88+233819.8
Hipparcos 2
HIP 106140 Sn 5 So 0 Nc 1
RArad 5.6284599229 DErad 0.4125754016 Plx 8.28 PmRA 24.74
PmDE 3.63 E RArad 0.14 E DErad 0.14 E Plx 0.18
E pmRA 0.17 E pmDE 0.15 Hpmag 4.6178 E Hpmag 0.0008
SHp 0.009 VA 2 BV 1.618 E BV 0.008
VI 1.82
CCDM
Ccdm 21299+2338 RComp Comp A Note1
Note2 Discov num DRAs 2.90 DDEs 19.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 4.8 Sp K5 PmNote *
PmRA 24 PmDE 7 Dm number +23 4325 Cat1 BD
Name2 +23 2197 Cat2 AGK2/3 HD 204724 M HD
ADS BDS A15027 M ADS BDS N IDS IDS 21254N2312A
HIC 106140
 
 
21299+2338 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212955.72+233844.7 Mag 12.7 Calc delta mag 8.13
Calc coord yes
CCDM
Ccdm 21299+2338 RComp Comp B Note1
Note2 Discov num BU 685 DRAs 1.73 DDEs 45.0
R dRAs 90 Year 1878 Theta 332 Rho 29.8
Obs 7 Vmag 11.8 Sp PmNote *
PmRA 3 PmDE -5 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15027 M ADS BDS N IDS IDS 21254N2312B
HIC