19470+2710 BKO 81 AC

 
 
19h 46m 59.26s +27° 09' 40.4" P.A. 173.00 sep 84.7 mag 11.39,12.65
 
 
Coord 2000 19470+2710 Discov num BKO  81 Comp AC Coord arcsec 2000 19 46 59.26 +27 09 40.4
Date first 1999 Date last 2015 Obs 5
Pa first 173 Pa last 172.7 P.A. Now (θ) 172.7°
Sep first 84.7 Sep last 84.736 Sep. Now (ρ) 84.736"
Mag pri 11.39 Mag sec 12.65 delta mag (ΔM) 1.26 Spectral class
Pri motion ra +001 Sec motion ra -016
Pri motion dec -001 Sec motion dec -007
Notes
rPM=1.032
This double is not physical.
 
 
19470+2710 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 46 59 +27 09 40 TDT 1740 Aa,Ab 1991 1 228 1.7 11.43 13.00 1.57
Show 19 46 59 +27 09 40 OSB 7 AB 2015 7 347 9.9 11.50 12.90 1.40
Show 19 46 59 +27 09 40 BKO 81 AC 2015 5 173 84.7 11.39 12.65 1.26 <===
Show 19 47 00 +27 08 16 BKO 81 CD 2015 9 347 7.6 12.90 15.20 2.30
Quintuple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Tycho2 2147-01026-1 Gaia DR2 2027884515532324480 HD 338870
 
 
WDS 19470+2710 BKO 81 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bko2002 C - Ladanyi, T. & Berko, E. ...................
Bko2002 Webb Soc., Double Star Circ. 10, 2002
Bko2003 C u Ladanyi, T., Berko, E. & Vaskuti, G ...................
Bko2003 Webb Soc., Double Star Circ. 11, 2003
Bko2004 C u Berko, E., Ladanyi, T. & Vaskuti, G ...................
Bko2004 Webb Soc., Double Star Circ. 12, 2004
Bko2005 C u Berko, E., Ladanyi, T. & Vaskuti, G ...................
Bko2005 Webb Soc., Double Star Circ. 13, 2005
Bko2008 C u Berko, E. & Vaskuti, G. ...................
Bko2008 Webb Soc., Double Star Circ. 16, 2008
Bko2008b C u Berko, E. 2008JDSO....4..144B
Bko2008b JDSO 4, 144, 2008
Bko2009 C u Berko, E. 2009JDSO....5...49B
Bko2009 JDSO 5, 49, 2009
Bko2009b C u Berko, E. 2009JDSO....5..168B
Bko2009b JDSO 5, 168, 2009
Bko2009c C u Berko, E. ...................
Bko2009c Webb Soc., Double Star Circ. 17, 2009
Bko2009d C u Berko, E. 2009JDSO....5..189B
Bko2009d JDSO 5, 189, 2009
Bko2010a C u Berko, E. 2010JDSO....6...21B
Bko2010a JDSO 6, 21, 2010
Bko2010b C u Berko, E. ...................
Bko2010b Webb Soc., Double Star Circ. 18, 2010
Bko2011a C u Berko, E. 2011JDSO....7....2B
Bko2011a JDSO 7, 2, 2011
Bko2011b C u Berko, E. ...................
Bko2011b Webb Soc., Double Star Circ. 19, 29, 2011 (BKO 898 - BKO 980)
Bko2011c C u Berko, E. ...................
Bko2011c Webb Soc., Double Star Circ. 19, 42, 2011 (BKO 981 - BKO1042)
Bko2012 C u Berko, E. ...................
Bko2012 Webb Soc., Double Star Circ. 20, 2012
Osb1970 Po j Osborn, W.H. 1970A&A.....9..475O
Osb1970 A&A 9, 475, 1970
Osb1996 O j Hill, J. & Osborn, W. 1996IAPPP..64...54H
Osb1996 International Amateur-Professional Photoelectric Photometry Comm., No. 64,
Osb1996 p.54, 1996 (photoelectric occultation obs. with Celestron-14)
Osb1999 Hf - Osborn, W.H. & Hershey, J.L. 1999PASP..111..566O
Osb1999 PASP 111, 566, 1999
Osb2006 Mb u Smolinski, J. & Osborn, W. 2006RMxAC..25...65S
Osb2006 RevMexA&A (Serie de Conferencias) 25, 65-68, 2006
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19470+2710 BKO 81 AC 2002 2 173 84.6 11.46 12.90 D 194659.26+270940.4
19470+2710 BKO 81 AC 2012 4 173 85.5 11.50 12.90 D 194659.26+270940.4
19470+2710 BKO 81 AC 2015 5 173 84.7 11.39 12.65 194659.26+270940.4

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

 
 
WDS 19470+2710 BKO 81 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19470+2710 BKO 81 AC : MEASURES
 
 
No records found.

 
 
WDS 19470+2710 : VIRTUAL EYEPIECE
 
 

19470+2710 OSB   7A mag 11.5 19470+2710 TDT1740Ab sep 1.6 P.A. 224.30 mag 13 19470+2710 OSB   7B sep 9.9 P.A. 348.80 mag 12.9 19470+2710 BKO  81C sep 84.7 P.A. 172.70 mag 12.9 19470+2710 BKO  81D sep 77.2 P.A. 173.10 mag 15.2 virtual eyepiece
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Radius:
Components only
 
 
WDS 19470+2710 : ALADIN DSS IMAGE @ 19h 46m 59.26s +27° 09' 40.4"
 
 
 
 
WDS 19470+2710 BKO 81 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


19470+2710  TDT1740Aa,Ab distance=1' 19470+2710  OSB   7AB distance=1' 19470+2710  BKO  81AC distance=1' 19470+2710  BKO  81CD distance=2' 19471+2717  BAR  50AB distance=8' 19471+2717  BAR  50AC distance=8' 19471+2717  BAR  51CD distance=9' 19471+2701  OSB   8AB distance=10' 19471+2701  TOB 160AC distance=10' 19465+2718  HEI 816 distance=12' 19473+2720  TDT1749 distance=12' 19472+2724  TDT1747 distance=15' 19458+2710  KUI  95AB distance=17' 19458+2710  LMP  43AC distance=17' 19474+2726  BAR9006 distance=17' 19458+2704  HJL1101 distance=18' 19458+2720  HEI 815CD distance=19' 19458+2720  HEI 815AB distance=20' 19458+2720  HEI 815AC distance=20' 19489+2714  LDS1029 distance=25' 19450+2719  HEI9012 distance=28' 19464+2740  GRV 275 distance=32' 19493+2726  MLB 603AB distance=35' 19443+2655  L    30 distance=39' 19439+2708  BU  658 distance=41' 19461+2749  A   274 distance=42' 19442+2731  TDT1686 distance=43' 19495+2744  TDT1781 distance=48' 19502+2647  TDT1789 distance=49' 19432+2701  BU 1132 distance=51' 19503+2741  TDT1791 distance=54' 19478+2615  BRT 201 distance=57' 19467+2613  TDT1732 distance=57' 19448+2621  TDT1699 distance=57' 19478+2612  SCA 200 distance=59' 19441+2755  TDT1684 distance=60' 19435+2750  J  1034 distance=62' 19462+2608  TDT1722 distance=63' 19515+2728  EVS  43AB distance=63' 19515+2728  EVS  43AC distance=63' 19515+2728  EVS  43AD distance=63' 19515+2728  EVS  43AE distance=63' 19481+2811  TDT1766 distance=64' 19510+2744  TDS1021 distance=64' 19511+2743  HDS2827 distance=64' 19427+2743  BKO 433 distance=67' 19518+2732  J  1227 distance=69' 19419+2723  STT 382 distance=70' 19473+2819  MLB 528 distance=72' 19517+2745  MLB 698 distance=73' 19415+2654  KPP1620 distance=75' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 19470+2710 TDT1740 Aa,Ab 228 1.7 1
Show 19470+2710 OSB 7 AB 347 9.9 1
Show 19470+2710 BKO 81 AC 173 84.7 1
Show 19470+2710 BKO 81 CD 347 7.6 2
Show 19471+2717 BAR 50 AB 310 2.7 8
Show 19471+2717 BAR 50 AC 104 220.3 8
Show 19471+2717 BAR 51 CD 152 4.4 9
Show 19471+2701 OSB 8 AB 10 14.1 10
Show 19471+2701 TOB 160 AC 212 30.0 10
Show 19465+2718 HEI 816 150 2.8 12
Show 19473+2720 TDT1749 248 2.8 12
Show 19472+2724 TDT1747 315 2.2 15
Show 19458+2710 KUI 95 AB 62 2.4 17
Show 19458+2710 LMP 43 AC 35 15.8 17
Show 19474+2726 BAR9006 352 25.5 17
Show 19458+2704 HJL1101 2 398.4 18
Show 19458+2720 HEI 815 CD 307 3.9 19
Show 19458+2720 HEI 815 AB 298 2.1 20
Show 19458+2720 HEI 815 AC 79 75.7 20
Show 19489+2714 LDS1029 275 12.4 25
Show 19450+2719 HEI9012 4 19.9 28
Show 19464+2740 GRV 275 17 35.6 32
Show 19493+2726 MLB 603 AB 29 8.2 35
Show 19443+2655 L 30 345 3.6 39
Show 19439+2708 BU 658 282 0.4 41
Show 19461+2749 A 274 63 4.2 42
Show 19442+2731 TDT1686 264 1.4 43
Show 19495+2744 TDT1781 161 0.8 48
Show 19502+2647 TDT1789 69 0.6 49
Show 19432+2701 BU 1132 212 0.6 51
Show 19503+2741 TDT1791 192 1.0 54
Show 19478+2615 BRT 201 359 3.2 57
Show 19467+2613 TDT1732 148 0.7 57
Show 19448+2621 TDT1699 23 3.0 57
Show 19478+2612 SCA 200 139 3.2 59
Show 19441+2755 TDT1684 193 2.2 60
Show 19435+2750 J 1034 102 2.6 62
Show 19462+2608 TDT1722 202 0.5 63
Show 19515+2728 EVS 43 AB 86 15.2 63
Show 19515+2728 EVS 43 AC 241 15.3 63
Show 19515+2728 EVS 43 AD 131 16.9 63
Show 19515+2728 EVS 43 AE 69 21.0 63
Show 19481+2811 TDT1766 85 0.9 64
Show 19510+2744 TDS1021 126 2.2 64
Show 19511+2743 HDS2827 79 0.1 64
Show 19427+2743 BKO 433 69 2.4 67
Show 19518+2732 J 1227 355 5.1 69
Show 19419+2723 STT 382 322 0.3 70
Show 19473+2819 MLB 528 25 6.9 72
Show 19517+2745 MLB 698 352 6.1 73
Show 19415+2654 KPP1620 120 12.4 75

 
 
WDS 19470+2710 : COMPONENTS
 
 
  A Ab B C
Ab pa=224.3°
sep=1.56"
 
B pa=348.8°
sep=9.86"
pa=355.6°
sep=10.82"
 
C pa=172.7°
sep=84.69"
pa=171.8°
sep=83.73"
pa=172.3°
sep=94.53"
 
D pa=173.1°
sep=77.15"
pa=172.2°
sep=76.18"
pa=172.6°
sep=86.98"
pa=347.9°
sep=7.57"
 
 
19470+2710 A
 
 
Coord arcsec 2000 194659.26+270940.4 Mag 11.5 PmRA 1.00 PmDE -1.0
Tycho2 2147-01026-1 HD 338870
Tycho2
Tycho2 2147-01026-1 Pflag RAmdeg 296.74690515 DEmdeg 27.16124373
PmRA 3.5 PmDE 1.2 E RAmdeg 42 E DEmdeg 30
E pmRA 2.6 E pmDE 2.5 EpRAm 1988.32 EpDEm 1990.05
Num 3 Q RAmdeg 0.4 Q DEmdeg 0.6 Q pmRA 0.4
Q pmDE 0.6 BTmag 11.833 E BTmag 0.054 VTmag 11.463
E VTmag 0.065 Prox 999 TYC T HIP
CCDM RAdeg 296.74689611 DEdeg 27.16124083 EpRA 1990 1.64
EpDE 1990 1.76 E RAdeg 42.5 E DEdeg 30.0 Posflg
Corr 0.2
 
 
19470+2710 Ab
 
 
Coord arcsec 2000 194659.18+270939.3 Mag 13 PmRA 4.00 PmDE 1.0
Calc delta mag 1.57 Calc coord yes
 
 
19470+2710 B
 
 
Coord arcsec 2000 194659.12+270950.1 Mag 12.9 PmRA -11.00 PmDE 8.0
Calc delta mag 1.47 Calc coord yes
 
 
19470+2710 C
 
 
Coord arcsec 2000 194700.07+270816.4 Coord calc 194700.07+270816.4 Mag 12.9 PmRA -16.00
PmDE -7.0 Calc delta mag 1.47
 
 
19470+2710 D
 
 
Coord arcsec 2000 194659.95+270823.8 Mag 15.2 Calc delta mag 3.77 Calc coord yes