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Current system
19213+0404
BAL 2509
HD 181688


Nearby doubles
9' : 19215+0412
HJ 883

17' : 19202+0403
STF2498AB

22' : 19203+0348
A 2270

23' : 19199+0413
A 2269

24' : 19204+0417
GCB 38

29' : 19227+0415
GCB 39

30' : 19220+0337
TDT1402

32' : 19192+0401
HJ 2864

37' : 19224+0437
BAL2939

40' : 19235+0426
TDT1417

46' : 19243+0410
J 148

50' : 19181+0351
HEI 873

51' : 19246+0414
GCB 40

53' : 19224+0454
KPP3417

56' : 19220+0310
H 5 31

56' : 19246+0432
BAL2940

59' : 19252+0415
J 3275

59' : 19201+0501
J 1381

60' : 19188+0451
BAL2938

63' : 19208+0506
LIT 31

69' : 19206+0256
HWE 47

69' : 19259+0410
J 2175

71' : 19178+0317
A 2268

74' : 19187+0301
GRV 253

75' : 19255+0325
A 2271

76' : 19243+0305
HJ 885AB



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19213+0404 BAL 2509 (HD 181688)

 
 
19h 21m 17.55s +04° 04' 18.9" P.A. 213.00 sep 9.3 mag 10.20,11.70 Sp A0
 
 
Coord 2000 19213+0404 Discov num BAL2509 Comp Coord arcsec 2000 19 21 17.55 +04 04 18.9
Date first 1910 Date last 2020 Obs 9
Pa first 212 Pa last 213 P.A. Now (θ) 213°
Sep first 9.9 Sep last 9.3 Sep. Now (ρ) 9.3"
Mag pri 10.20 Mag sec 11.70 delta mag (ΔM) 1.5 Spectral class A0 (white)
Pri motion ra -003 Sec motion ra -004
Pri motion dec -006 Sec motion dec -007
Notes
rPM=0.175 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 181688 Constellation Aquila Tycho2 0472-02616-1 Gaia DR2 4292209415934021376
HD 181688
 
 
WDS 19213+0404 BAL 2509 (HD 181688) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bal1924 Ma - Baillaud, R. 1924JO......7..117B
Bal1924 J. Obs. 7, 117, 1924
Bal1925 Ma - Baillaud, R. 1925JO......8...53B
Bal1925 J. Obs. 8, 53, 1925
Bal1925b Ma j Baillaud, R. 1925JO......8...56B
Bal1925b J. Obs. 8, 56, 1925
Bal1926 Ma - Baillaud, R. 1926JO......9..129P
Bal1926 J. Obs. 9, 129, 1926
Bal1937A Ma - Baillaud, R. 1937AnLei..18....1S
Bal1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
Bal1944 C - Baillaud, R. 1944AnBes...3...33B
Bal1944 +Pa Ann. Obs. Besancon New Ser. 3, 33, 1943
Bal1944 +Po
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19213+0404 BAL2509 1999 2 213 9.6 10.20 11.70 A0 D 192117.55+040418.9
19213+0404 BAL2509 2000 3 213 9.6 10.20 11.70 A0 D 192117.55+040418.9
19213+0404 BAL2509 2015 4 213 9.4 10.20 11.70 A0 192117.55+040418.9
19213+0404 BAL2509 2018 8 213 9.7 10.20 11.70 A0 192117.55+040418.9
19213+0404 BAL2509 2020 9 213 9.3 10.20 11.70 A0 192117.55+040418.9

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

 
 
WDS 19213+0404 BAL 2509 (HD 181688) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19213+0404 BAL 2509 (HD 181688) : MEASURES
 
 
No records found.

 
 
WDS 19213+0404 (HD 181688) : VIRTUAL EYEPIECE
 
 

19213+0404 BAL2509A mag 10.2 Sp A0 19213+0404 BAL2509B sep 9.3 P.A. 212.90 mag 11.7 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 19213+0404 (HD 181688) : ALADIN DSS IMAGE @ 19h 21m 17.55s +04° 04' 18.9"
 
 
 
 
WDS 19213+0404 BAL 2509 (HD 181688) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19213+0404 BAL2509 distance=1' 19215+0412 HJ 883 distance=9' 19202+0403 STF2498AB distance=17' 19202+0403 BOT 2AC distance=17' 19202+0403 TOB 299AD distance=17' 19203+0348 A 2270 distance=22' 19199+0413 A 2269 distance=23' 19204+0417 GCB 38 distance=24' 19227+0415 GCB 39 distance=29' 19220+0337 TDT1402 distance=30' 19192+0401 HJ 2864 distance=32' 19224+0437 BAL2939 distance=37' 19235+0426 TDT1417 distance=40' 19243+0410 J 148 distance=46' 19181+0351 HEI 873 distance=50' 19246+0414 GCB 40 distance=51' 19224+0454 KPP3417 distance=53' 19220+0310 H 5 31 distance=56' 19246+0432 BAL2940 distance=56' 19252+0415 J 3275 distance=59' 19201+0501 J 1381 distance=59' 19188+0451 BAL2938 distance=60' 19208+0506 LIT 31 distance=63' 19206+0256 HWE 47 distance=69' 19259+0410 J 2175 distance=69' 19178+0317 A 2268 distance=71' 19187+0301 GRV 253 distance=74' 19255+0325 A 2271 distance=75' 19255+0325 GII 283Aa,Ab distance=75' 19243+0305 HJ 885AB distance=76' 19243+0305 J 2694AC distance=76' 19255+0450 SCJ 21 distance=78' 19267+0344 BAL2511 distance=83' 19171+0311 J 2960BC distance=83' 19171+0311 J 2960AB distance=83' 19257+0314 HEI 811 distance=83' 19163+0438 HJ 880 distance=84' 19201+0242 J 1283 distance=85' 19255+0307 BNU 6Aa,Ab distance=86' 19255+0307 BUP 190AB distance=86' 19255+0307 VLM 1AC distance=86' 19266+0439 BAL2941 distance=86' 19271+0412 J 3276 distance=88' 19248+0254 BAL1985 distance=89' 19157+0438 ALD 72 distance=90' 19169+0510 LDS6334AB distance=93' 19169+0510 CSN 12AC distance=93' 19169+0510 CSN 12AD distance=93' 19169+0510 CSN 12AE distance=93' 19169+0510 CSN 12AF distance=93' 19169+0510 CSN 12AG distance=93' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 19213+0404 BAL2509 213 9.3 1
Show 19215+0412 HJ 883 302 9.2 9
Show 19202+0403 STF2498 AB 65 12.1 17
Show 19202+0403 BOT 2 AC 101 171.9 17
Show 19202+0403 TOB 299 AD 113 135.9 17
Show 19203+0348 A 2270 54 4.7 22
Show 19199+0413 A 2269 6 0.2 23
Show 19204+0417 GCB 38 161 4.5 24
Show 19227+0415 GCB 39 268 3.4 29
Show 19220+0337 TDT1402 181 0.9 30
Show 19192+0401 HJ 2864 216 20.4 32
Show 19224+0437 BAL2939 98 14.5 37
Show 19235+0426 TDT1417 263 0.6 40
Show 19243+0410 J 148 164 5.2 46
Show 19181+0351 HEI 873 288 2.7 50
Show 19246+0414 GCB 40 113 2.5 51
Show 19224+0454 KPP3417 190 10.1 53
Show 19220+0310 H 5 31 65 31.7 56
Show 19246+0432 BAL2940 243 18.7 56
Show 19252+0415 J 3275 274 7.6 59
Show 19201+0501 J 1381 290 2.8 59
Show 19188+0451 BAL2938 91 9.6 60
Show 19208+0506 LIT 31 321 15.5 63
Show 19206+0256 HWE 47 304 0.5 69
Show 19259+0410 J 2175 193 5.7 69
Show 19178+0317 A 2268 189 0.6 71
Show 19187+0301 GRV 253 195 49.8 74
Show 19255+0325 A 2271 269 2.1 75
Show 19255+0325 GII 283 Aa,Ab 130 0.1 75
Show 19243+0305 HJ 885 AB 140 6.0 76
Show 19243+0305 J 2694 AC 140 7.8 76
Show 19255+0450 SCJ 21 214 42.0 78
Show 19267+0344 BAL2511 90 7.0 83
Show 19171+0311 J 2960 BC 42 6.5 83
Show 19171+0311 J 2960 AB 95 24.6 83
Show 19257+0314 HEI 811 257 1.5 83
Show 19163+0438 HJ 880 116 10.3 84
Show 19201+0242 J 1283 290 3.6 85
Show 19255+0307 BNU 6 Aa,Ab 130 0.1 86
Show 19255+0307 BUP 190 AB 266 137.0 86
Show 19255+0307 VLM 1 AC 338 34.3 86
Show 19266+0439 BAL2941 337 6.7 86
Show 19271+0412 J 3276 211 4.6 88
Show 19248+0254 BAL1985 302 16.0 89
Show 19157+0438 ALD 72 114 1.6 90
Show 19169+0510 LDS6334 AB 153 75.5 93
Show 19169+0510 CSN 12 AC 85 4.8 93
Show 19169+0510 CSN 12 AD 341 5.9 93
Show 19169+0510 CSN 12 AE 209 6.4 93
Show 19169+0510 CSN 12 AF 320 6.6 93
Show 19169+0510 CSN 12 AG 312 7.2 93

 
 
WDS 19213+0404 : COMPONENTS
 
 
  A
B pa=212.9°
sep=9.29"
 
 
19213+0404 A
 
 
Componente originario normalizzato AB Name HD 181688 Coord arcsec 2000 192117.55+040418.9 Mag 10.2
Spectral class A0 (white) PmRA -3.00 PmDE -6.0 Tycho2 0472-02616-1
HD 181688
Tycho2
Tycho2 0472-02616-1 Pflag RAmdeg 290.32314438 DEmdeg 4.07192931
PmRA -2.7 PmDE -9.9 E RAmdeg 19 E DEmdeg 24
E pmRA 1.5 E pmDE 1.5 EpRAm 1989.72 EpDEm 1988.27
Num 3 Q RAmdeg 1.1 Q DEmdeg 0.0 Q pmRA 1.1
Q pmDE 0.1 BTmag 10.455 E BTmag 0.034 VTmag 10.204
E VTmag 0.038 Prox 999 TYC T HIP
CCDM RAdeg 290.32315056 DEdeg 4.07195250 EpRA 1990 1.72
EpDE 1990 1.55 E RAdeg 19.1 E DEdeg 24.1 Posflg
Corr 0.1
CCDM
Ccdm 19213+0404 RComp Comp A Note1
Note2 Discov num DRAs -0.46 DDEs 19.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp A0 PmNote *
PmRA 6 PmDE 0 Dm number +03 3984 Cat1 BD
Name2 +03 2439 Cat2 AGK2/3 HD 181688 M HD
ADS BDS M ADS BDS N IDS IDS 19163N0353A
HIC
 
 
19213+0404 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 192117.21+040411.1 Mag 11.7 PmRA -4.00
PmDE -7.0 Calc delta mag 1.5 Calc coord yes
CCDM
Ccdm 19213+0404 RComp Comp B Note1
Note2 Discov num BAL2509 DRAs DDEs
R dRAs Year 1910 Theta 212 Rho 10.0
Obs 1 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19163N0353B
HIC