19434+0410 STT 381 (HD 186278)

 
 
19h 43m 21.09s +04° 10' 27.9" P.A. 2.00 sep 14.6 mag 7.72,12.40 Sp A8V dist. 138.7 pc (452.44 l.y.)
 
 
Coord 2000 19434+0410 Discov num STT 381 Comp Coord arcsec 2000 19 43 21.09 +04 10 27.9
Date first 1843 Date last 2015 Obs 17
Pa first 8 Pa last 1.9 P.A. Now (θ) 1.9°
Sep first 15.8 Sep last 14.576 Sep. Now (ρ) 14.576"
Mag pri 7.72 Mag sec 12.40 delta mag (ΔM) 4.68 Spectral class A8V (white)
Pri motion ra -004 Sec motion ra
Pri motion dec -005 Sec motion dec
Notes N Z (See Notes, Parallax indicates components are physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 186278 Constellation Aquila SAO 124987 HIP 97044
Tycho2 0487-02062-1 Gaia DR2 4290147006980011648 HD 186278 BD BD+03 4124
Distance 138.7 Distance ly 452.44
 
 
WDS 19434+0410 STT 381 (HD 186278) : NOTES
 
 
discov_num notes refcode
STT 381 Heintz believes this is identical with BAL2520. Hei1995
 
 
REFERENCES
 
 
refcode metd author reference
Hei1995 Ma j Heintz, W.D. 1995ApJS...99..693H
Hei1995 +Po ApJS 99, 693, 1995
Hei1995 +orb
 
 
DISCOVERER
 
 
idgroup discov author
1 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19434+0410 STT 381 2004 10 2 14.7 8.00 11.20 A5 N D 194321.09+041027.9
19434+0410 STT 381 2015 13 2 14.6 7.72 12.40 A8V NZ 194321.09+041027.9

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WDS 19434+0410 STT 381 (HD 186278) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19434+0410 STT 381 (HD 186278) : MEASURES
 
 
No records found.

 
 
WDS 19434+0410 (HD 186278) : VIRTUAL EYEPIECE
 
 

19434+0410 STT 381A mag 7.72 Sp A8V 19434+0410 STT 381B sep 14.6 P.A. 1.90 mag 12.4 virtual eyepiece
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Radius:
Components only
 
 
WDS 19434+0410 (HD 186278) : ALADIN DSS IMAGE @ 19h 43m 21.09s +04° 10' 27.9"
 
 
 
 
WDS 19434+0410 STT 381 (HD 186278) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


19434+0410  STT 381 distance=0' 19422+0351  TDS1007 distance=27' 19419+0354  TDT1649 distance=28' 19417+0423  TDT1642 distance=28' 19446+0350  A  2389 distance=28' 19443+0437  J  3254 distance=32' 19441+0442  DAM 177 distance=34' 19432+0448  J  1290 distance=38' 19460+0415  BU  468AB distance=40' 19460+0415  VSP  59Aa,Ab distance=40' 19416+0441  J  1288 distance=41' 19404+0400  TDT1621 distance=46' 19457+0341  HJ 2895AB distance=46' 19457+0341  HJ 2895AC distance=46' 19464+0418  BU 1301A,BC distance=47' 19403+0420  BU  977AB distance=48' 19403+0420  BU  977AC distance=48' 19464+0418  BU 1301BC distance=48' 19420+0453  GCB  47 distance=52' 19445+0459  STF2566 distance=52' 19429+0502  HWE  50 distance=52' 19431+0502  DAM 174 distance=52' 19456+0450  HWE  51 distance=52' 19406+0338  HEI 875 distance=53' 19406+0434  J  3327 distance=54' 19419+0319  RAO 688 distance=56' 19452+0500  A   373 distance=58' 19395+0431  BAL2949 distance=63' 19440+0512  SKF 282 distance=63' 19427+0518  TDT1663 distance=69' 19409+0311  TDT1629 distance=70' 19419+0517  TDT1648 distance=70' 19481+0421  DAM 178 distance=72' 19384+0414  J  1682 distance=72' 19389+0340  J  1853 distance=73' 19480+0423  J  2279 distance=74' 19481+0423  J  2280 distance=74' 19482+0422  DAM 179 distance=75' 19415+0255  HJ  600 distance=79' 19431+0252  J  1289 distance=79' 19467+0510  A   374 distance=79' 19453+0523  J  2998AB distance=79' 19453+0523  J  2998AC distance=79' 19441+0528  J  2558 distance=80' 19469+0514  J  3004AB distance=84' 19469+0514  FYM 276AC distance=84' 19469+0514  FYM 276AD distance=84' 19396+0304  BAL2003 distance=87' 19442+0536  J  1861 distance=87' 19485+0326  A  2390AB distance=90' 19485+0326  A  2390AC distance=90' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 19434+0410 STT 381 2 14.6
Show 19422+0351 TDS1007 297 2.5 27
Show 19419+0354 TDT1649 88 0.6 28
Show 19417+0423 TDT1642 78 0.5 28
Show 19446+0350 A 2389 127 0.9 28
Show 19443+0437 J 3254 318 5.8 32
Show 19441+0442 DAM 177 226 5.5 34
Show 19432+0448 J 1290 214 2.5 38
Show 19460+0415 BU 468 AB 181 10.2 40
Show 19460+0415 VSP 59 Aa,Ab 192 0.3 40
Show 19416+0441 J 1288 337 3.9 41
Show 19404+0400 TDT1621 219 0.6 46
Show 19457+0341 HJ 2895 AB 305 9.3 46
Show 19457+0341 HJ 2895 AC 18 46.6 46
Show 19464+0418 BU 1301 A,BC 63 57.0 47
Show 19403+0420 BU 977 AB 54 4.1 48
Show 19403+0420 BU 977 AC 292 49.9 48
Show 19464+0418 BU 1301 BC 335 0.7 48
Show 19420+0453 GCB 47 103 5.9 52
Show 19445+0459 STF2566 232 26.9 52
Show 19429+0502 HWE 50 16 2.7 52
Show 19431+0502 DAM 174 246 7.8 52
Show 19456+0450 HWE 51 200 18.8 52
Show 19406+0338 HEI 875 352 2.2 53
Show 19406+0434 J 3327 347 5.0 54
Show 19419+0319 RAO 688 39 0.6 56
Show 19452+0500 A 373 10 2.8 58
Show 19395+0431 BAL2949 238 17.9 63
Show 19440+0512 SKF 282 244 13.7 63
Show 19427+0518 TDT1663 293 0.8 69
Show 19409+0311 TDT1629 270 0.6 70
Show 19419+0517 TDT1648 196 0.7 70
Show 19481+0421 DAM 178 309 3.8 72
Show 19384+0414 J 1682 62 3.3 72
Show 19389+0340 J 1853 62 7.1 73
Show 19480+0423 J 2279 349 5.7 74
Show 19481+0423 J 2280 149 4.9 74
Show 19482+0422 DAM 179 269 4.2 75
Show 19415+0255 HJ 600 165 21.9 79
Show 19431+0252 J 1289 197 1.4 79
Show 19467+0510 A 374 80 4.6 79
Show 19453+0523 J 2998 AB 88 6.3 79
Show 19453+0523 J 2998 AC 192 6.3 79
Show 19441+0528 J 2558 129 3.5 80
Show 19469+0514 J 3004 AB 328 5.8 84
Show 19469+0514 FYM 276 AC 133 19.2 84
Show 19469+0514 FYM 276 AD 43 18.5 84
Show 19396+0304 BAL2003 26 3.0 87
Show 19442+0536 J 1861 22 7.8 87
Show 19485+0326 A 2390 AB 288 2.6 90
Show 19485+0326 A 2390 AC 342 18.7 90

 
 
WDS 19434+0410 : COMPONENTS
 
 
  A
B pa=1.9°
sep=14.58"
 
 
19434+0410 A
 
 
Componente originario normalizzato AB Name HD 186278 Coord arcsec 2000 194321.09+041027.9 Mag 7.72
Spectral class A8V (white) PmRA -4.00 PmDE -5.0 SAO 124987
HIP 97044 Tycho2 0487-02062-1 HD 186278 BD BD+03 4124
Tycho2
Tycho2 0487-02062-1 Pflag RAmdeg 295.83785151 DEmdeg 4.17440808
PmRA -3.1 PmDE -4.9 E RAmdeg 5 E DEmdeg 6
E pmRA 1.1 E pmDE 1.2 EpRAm 1991.25 EpDEm 1991.09
Num 16 Q RAmdeg 0.6 Q DEmdeg 1.7 Q pmRA 0.5
Q pmDE 1.7 BTmag 8.187 E BTmag 0.017 VTmag 7.718
E VTmag 0.011 Prox 433 TYC T HIP 97044
CCDM RAdeg 295.83785889 DEdeg 4.17441833 EpRA 1990 1.81
EpDE 1990 1.67 E RAdeg 4.5 E DEdeg 5.8 Posflg
Corr -0.1
SAO
SAO 124987 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 -0.019 Vmag 8 SpType A5
Double code Source 30 CatNum 6815 DM BD+03 4124
DMcomp BDsup HD 186278 M HD 0
GC RA1950rad 5.15247814 DE1950rad 0.07076304 PmRA2000 0.0003
PmDE2000 -0.021
Hipparcos
Catalog H HIP 97044 Proxy RAhms 19 43 21.09
DEdms +04 10 27.9 Vmag 7.68 VarFlag R Vmag G
RAdeg 295.838 DEdeg 4.17442 AstroRef Plx 6.62
CCDM 19434+0410 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 186278 BD BD+03 4124
CD CP Dm number +03 4124 VIred 0.49
SpType A5 R SpType Coord arcsec 2000 194321.09+041027.9
Hipparcos 2
HIP 97044 Sn 5 So 0 Nc 1
RArad 5.1633447011 DErad 0.072857323 Plx 7.21 PmRA -2.09
PmDE -5.04 E RArad 0.69 E DErad 0.36 E Plx 0.8
E pmRA 0.98 E pmDE 0.45 Hpmag 7.7747 E Hpmag 0.0013
SHp 0.01 VA 0 BV 0.422 E BV 0.015
VI 0.49
CCDM
Ccdm 19434+0410 RComp Comp A Note1
Note2 Discov num DRAs -2.91 DDEs 28.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.0 Sp A5 PmNote *
PmRA 1 PmDE 0 Dm number +03 4124 Cat1 BD
Name2 +04 2586 Cat2 AGK2/3 HD 186278 M HD
ADS BDS A12825 M ADS BDS N IDS IDS 19384N0356A
HIC 97044
 
 
19434+0410 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 194321.12+041042.5 Mag 12.4 Calc delta mag 4.68
Calc coord yes
CCDM
Ccdm 19434+0410 RComp Comp B Note1
Note2 Discov num STT 381 DRAs DDEs
R dRAs Year 1843 Theta 006 Rho 15.5
Obs 6 Vmag 11.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12825 M ADS BDS N N IDS IDS 19384N0356B
HIC