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Doubles in session


Current system
19489+2550
BKO 740 DE


Nearby doubles
4' : 19487+2548
KU 123

10' : 19488+2559
RAO 417

23' : 19474+2542
BRT3349

27' : 19478+2612
SCA 200

30' : 19478+2615
BRT 201

33' : 19484+2518
POU4090

39' : 19467+2613
TDT1732

40' : 19473+2517
POU4075

42' : 19462+2608
TDT1722

43' : 19472+2514
BKO 737

45' : 19515+2522
HJ 1443

46' : 19469+2514
BKO 736

46' : 19518+2614
ARY 115

46' : 19524+2551
STT 388AB

50' : 19467+2511
POU4072

51' : 19462+2517
POU4062

52' : 19491+2458
POU4104

52' : 19493+2458
POU4106

53' : 19486+2458
STF2586AB

53' : 19484+2458
POU4087

55' : 19501+2457
POU4113

56' : 19475+2458
POU4079

57' : 19459+2511
TDT1718

58' : 19489+2453
BKO 741

58' : 19480+2447
DOO 11

58' : 19466+2502
POU4071



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19489+2550 BKO 740 DE

 
 
19h 48m 56.65s +25° 49' 47.0" P.A. 323.00 sep 2.2 mag 13.50,14.00
 
 
Coord 2000 19489+2550 Discov num BKO 740 Comp DE Coord arcsec 2000 19 48 56.65 +25 49 47.0
Date first 2009 Date last 2009 Obs 1
Pa first 323 Pa last 322.5 P.A. Now (θ) 322.5°
Sep first 2.2 Sep last 2.19 Sep. Now (ρ) 2.19"
Mag pri 13.50 Mag sec 14.00 delta mag (ΔM) 0.5 Spectral class
Pri motion ra +014 Sec motion ra
Pri motion dec -021 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19489+2550 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 48 55 +25 49 48 BKO 740 AB 2015 13 38 15.9 10.32 10.75 0.43
Show 19 48 55 +25 49 48 BKO 740 AD 2015 4 94 19.3 10.32 13.50 3.18
Show 19 48 56 +25 50 01 BKO 740 BC 2015 8 264 8.1 10.70 13.60 2.90
Show 19 48 57 +25 49 47 BKO 740 DE 2009 1 323 2.2 13.50 14.00 0.50 <===
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 2026980888765737344
 
 
WDS 19489+2550 BKO 740 DE : 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
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19489+2550 BKO 740 DE 2009 1 323 2.2 13.50 14.00 194856.65+254947.0

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

 
 
WDS 19489+2550 BKO 740 DE : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19489+2550 BKO 740 DE : MEASURES
 
 
No records found.

 
 
WDS 19489+2550 : VIRTUAL EYEPIECE
 
 

19489+2550 BKO 740A mag 10.32 19489+2550 BKO 740B sep 16.0 P.A. 38.00 mag 10.7 19489+2550 BKO 740C sep 12.0 P.A. 12.70 mag 13.6 19489+2550 BKO 740D sep 19.2 P.A. 93.00 mag 13.5 19489+2550 BKO 740E sep 18.0 P.A. 87.70 mag 14 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 19489+2550 : ALADIN DSS IMAGE @ 19h 48m 56.65s +25° 49' 47.0"
 
 
 
 
WDS 19489+2550 BKO 740 DE : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19489+2550 BKO 740DE distance=0' 19489+2550 BKO 740BC distance=1' 19489+2550 BKO 740AB distance=1' 19489+2550 BKO 740AD distance=1' 19487+2548 KU 123 distance=4' 19488+2559 RAO 417 distance=10' 19474+2542 BRT3349 distance=23' 19478+2612 SCA 200 distance=27' 19478+2615 BRT 201 distance=30' 19484+2518 POU4090 distance=33' 19467+2613 TDT1732 distance=39' 19473+2517 POU4075 distance=40' 19462+2608 TDT1722 distance=42' 19472+2514 BKO 737 distance=43' 19515+2522 HJ 1443 distance=45' 19469+2514 BKO 736 distance=46' 19518+2614 ARY 115 distance=46' 19524+2551 STT 388AB distance=46' 19524+2551 STT 388AC distance=46' 19524+2551 STT 388BC distance=46' 19467+2511 POU4072 distance=50' 19462+2517 POU4062 distance=51' 19491+2458 POU4104 distance=52' 19493+2458 POU4106 distance=52' 19486+2458 STF2586AB distance=53' 19486+2458 STF2586AC distance=53' 19484+2458 POU4087 distance=53' 19501+2457 POU4113 distance=55' 19475+2458 POU4079 distance=56' 19459+2511 TDT1718 distance=57' 19489+2453 BKO 741 distance=58' 19480+2447 DOO 11 distance=58' 19466+2502 POU4071 distance=58' 19468+2458 BKO 735 distance=60' 19456+2512 AG 390 distance=60' 19502+2647 TDT1789 distance=60' 19534+2553 TDT1827 distance=60' 19484+2450 BKO 738BC distance=60' 19484+2450 POU4091AB distance=61' 19485+2449 BKO 739 distance=61' 19486+2448 POU4094 distance=62' 19448+2621 TDT1699 distance=64' 19475+2449 POU4078 distance=64' 19458+2500 POU4057 distance=66' 19496+2445 POU4108AB distance=66' 19496+2445 POU4109AC distance=66' 19462+2454 POU4063AB distance=68' 19462+2454 POU4064AC distance=68' 19462+2453 POU4061 distance=68' 19473+2444 POU4076 distance=70' 19490+2440 POU4101 distance=71' 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 19489+2550 BKO 740 DE 323 2.2
Show 19489+2550 BKO 740 BC 264 8.1 1
Show 19489+2550 BKO 740 AB 38 15.9 1
Show 19489+2550 BKO 740 AD 94 19.3 1
Show 19487+2548 KU 123 298 21.6 4
Show 19488+2559 RAO 417 189 3.5 10
Show 19474+2542 BRT3349 89 5.2 23
Show 19478+2612 SCA 200 139 3.2 27
Show 19478+2615 BRT 201 359 3.2 30
Show 19484+2518 POU4090 214 14.2 33
Show 19467+2613 TDT1732 148 0.7 39
Show 19473+2517 POU4075 284 10.7 40
Show 19462+2608 TDT1722 202 0.5 42
Show 19472+2514 BKO 737 301 6.2 43
Show 19515+2522 HJ 1443 196 17.9 45
Show 19469+2514 BKO 736 350 5.7 46
Show 19518+2614 ARY 115 249 116.1 46
Show 19524+2551 STT 388 AB 138 3.9 46
Show 19524+2551 STT 388 AC 129 32.3 46
Show 19524+2551 STT 388 BC 129 29.3 46
Show 19467+2511 POU4072 30 11.4 50
Show 19462+2517 POU4062 233 10.1 51
Show 19491+2458 POU4104 122 8.2 52
Show 19493+2458 POU4106 91 11.6 52
Show 19486+2458 STF2586 AB 226 3.8 53
Show 19486+2458 STF2586 AC 268 63.8 53
Show 19484+2458 POU4087 274 14.2 53
Show 19501+2457 POU4113 27 8.1 55
Show 19475+2458 POU4079 159 15.7 56
Show 19459+2511 TDT1718 166 1.1 57
Show 19489+2453 BKO 741 335 3.6 58
Show 19480+2447 DOO 11 281 2.8 58
Show 19466+2502 POU4071 14 16.4 58
Show 19468+2458 BKO 735 351 5.6 60
Show 19456+2512 AG 390 97 7.3 60
Show 19502+2647 TDT1789 69 0.6 60
Show 19534+2553 TDT1827 120 0.8 60
Show 19484+2450 BKO 738 BC 280 1.2 60
Show 19484+2450 POU4091 AB 346 13.0 61
Show 19485+2449 BKO 739 345 3.7 61
Show 19486+2448 POU4094 159 16.7 62
Show 19448+2621 TDT1699 23 3.0 64
Show 19475+2449 POU4078 333 14.0 64
Show 19458+2500 POU4057 238 10.0 66
Show 19496+2445 POU4108 AB 218 7.8 66
Show 19496+2445 POU4109 AC 282 10.8 66
Show 19462+2454 POU4063 AB 36 11.3 68
Show 19462+2454 POU4064 AC 71 14.7 68
Show 19462+2453 POU4061 329 9.5 68
Show 19473+2444 POU4076 82 12.5 70
Show 19490+2440 POU4101 274 5.9 71

 
 
WDS 19489+2550 : COMPONENTS
 
 
  A B C D
B pa=38.0°
sep=16.00"
 
C pa=12.7°
sep=11.98"
pa=262.8°
sep=7.27"
 
D pa=93.0°
sep=19.20"
pa=145.6°
sep=16.48"
pa=127.5°
sep=20.84"
 
E pa=87.7°
sep=17.99"
pa=145.6°
sep=14.37"
pa=125.5°
sep=18.84"
pa=325.4°
sep=2.11"
 
 
19489+2550 A
 
 
Coord arcsec 2000 194855.23+254948.0 Mag 10.32 PmRA 0.00 PmDE -2.0
Tycho2 2144-01658-1
Tycho2
Tycho2 2144-01658-1 Pflag RAmdeg 297.23015948 DEmdeg 25.83002553
PmRA -2.7 PmDE -2.8 E RAmdeg 31 E DEmdeg 30
E pmRA 2.0 E pmDE 2.0 EpRAm 1988.38 EpDEm 1988.62
Num 5 Q RAmdeg 0.6 Q DEmdeg 2.1 Q pmRA 0.6
Q pmDE 2.0 BTmag 11.973 E BTmag 0.095 VTmag 10.324
E VTmag 0.036 Prox 159 TYC T HIP
CCDM RAdeg 297.23016722 DEdeg 25.83002639 EpRA 1990 1.57
EpDE 1990 1.75 E RAdeg 32.0 E DEdeg 30.5 Posflg
Corr 0.0
 
 
19489+2550 B
 
 
Coord arcsec 2000 194855.96+255000.6 Coord calc 194855.96+255000.6 Mag 10.7 PmRA 0.00
PmDE -1.0 Tycho2 2144-01632-1 HD 338999 Calc delta mag 0.38
Tycho2
Tycho2 2144-01632-1 Pflag RAmdeg 297.23316000 DEmdeg 25.83352005
PmRA 0.0 PmDE 2.2 E RAmdeg 31 E DEmdeg 28
E pmRA 1.9 E pmDE 1.8 EpRAm 1988.03 EpDEm 1987.93
Num 5 Q RAmdeg 1.5 Q DEmdeg 0.1 Q pmRA 1.6
Q pmDE 0.2 BTmag 11.110 E BTmag 0.046 VTmag 10.751
E VTmag 0.054 Prox 159 TYC T HIP
CCDM RAdeg 297.23316500 DEdeg 25.83351528 EpRA 1990 1.56
EpDE 1990 1.69 E RAdeg 32.0 E DEdeg 29.9 Posflg
Corr -0.1
 
 
19489+2550 C
 
 
Coord arcsec 2000 194855.43+254959.7 Mag 13.6 PmRA -114.00 PmDE 68.0
Calc delta mag 3.28 Calc coord yes
 
 
19489+2550 D
 
 
Coord arcsec 2000 194856.65+254947.0 Coord calc 194856.65+254947.0 Mag 13.5 PmRA 14.00
PmDE -21.0 Calc delta mag 3.18
 
 
19489+2550 E
 
 
Coord arcsec 2000 194856.56+254948.7 Mag 14 Calc delta mag 3.68 Calc coord yes