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Current system
19498+2324
J 496 AC


Nearby doubles
4' : 19496+2324
POU4107

9' : 19500+2317
BKO 988

13' : 19492+2316
POU4103

13' : 19503+2314
POU4115

15' : 19489+2332
POU4098

15' : 19498+2310
POU4111

15' : 19511+2323
CHE 161

19' : 19508+2310
CHE 158

19' : 19510+2316
BKO 996

20' : 19493+2342
POU4105

20' : 19486+2315
POU4093

20' : 19498+2344
POU4112

21' : 19512+2322
BKO1000

21' : 19507+2309
BKO 991

21' : 19485+2335
POU4088

22' : 19505+2343
POU4119

22' : 19484+2317
POU4086

22' : 19489+2342
POU4097

22' : 19513+2319
POU4120

22' : 19513+2322
BKO1003

23' : 19485+2311
POU4092

23' : 19483+2314
BKO 436

23' : 19507+2306
BKO 992

24' : 19513+2309
CHE 165

24' : 19513+2308
CHE 166AB

24' : 19509+2306
BKO 995



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

19498+2324 J 496 AC

 
 
19h 49m 45.38s +23° 24' 32.5" P.A. 294.00 sep 27.0 mag 9.40,12.40 Sp A0
 
 
Coord 2000 19498+2324 Discov num J   496 Comp AC Coord arcsec 2000 19 49 45.38 +23 24 32.5
Date first 1947 Date last 2015 Obs 8
Pa first 292 Pa last 293.9 P.A. Now (θ) 293.9°
Sep first 27.4 Sep last 26.993 Sep. Now (ρ) 26.993"
Mag pri 9.40 Mag sec 12.40 delta mag (ΔM) 3 Spectral class A0 (white)
Pri motion ra +010 Sec motion ra -021
Pri motion dec -005 Sec motion dec +010
Notes N (See Notes)
rPM=1.481
This double is not physical.
 
 
19498+2324 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 344988 19 49 45 +23 24 32 J 496 AB 2016 17 264 5.1 9.40 10.20 0.80
Show 19 49 45 +23 24 32 J 496 AC 2015 8 294 27.0 9.40 12.40 3.00 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1828286458900297216
 
 
WDS 19498+2324 J 496 AC : NOTES
 
 
discov_num notes refcode
J 496 After correcting for the plate center and trigonometry errors, the Che1908
pair 19501+2325 CHE 155 was found to match J 496AB, as noted by Bko2011c
Berko. Measures have been merged. Hrt2012b
 
 
REFERENCES
 
 
refcode metd author reference
Bko2011c C u Berko, E. ...................
Bko2011c Webb Soc., Double Star Circ. 19, 42, 2011 (BKO 981 - BKO1042)
Che1908 Pa - Chevalier, Stanislas .
Che1908 Shanghai Obs. Zo-Se 4, 60, 1908 (corrections described in Bko2011c and Hrt2012b)
Hrt2012b E2 - Hartkopf, W.I. ...................
Hrt2012b Webb Soc., Double Star Circ. 20, 2012
 
 
DISCOVERER
 
 
idgroup discov author
1 J Jonckheere, R.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19498+2324 J 496 AC 2000 2 293 27.5 9.40 12.40 D 194945.38+232432.5
19498+2324 J 496 AC 2008 3 293 27.6 9.40 12.40 D 194945.38+232432.5
19498+2324 J 496 AC 2012 5 293 27.6 9.40 12.40 N D 194945.38+232432.5
19498+2324 J 496 AC 2015 9 294 27.0 9.40 12.40 A0 N 194945.38+232432.5

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

 
 
WDS 19498+2324 J 496 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19498+2324 J 496 AC : MEASURES
 
 
No records found.

 
 
WDS 19498+2324 : VIRTUAL EYEPIECE
 
 

19498+2324 J 496A mag 9.4 Sp A0 19498+2324 J 496B sep 4.7 P.A. 263.80 mag 10.2 19498+2324 J 496C sep 25.1 P.A. 295.80 mag 12.4 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 19498+2324 : ALADIN DSS IMAGE @ 19h 49m 45.38s +23° 24' 32.5"
 
 
 
 
WDS 19498+2324 J 496 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19498+2324 J 496AC distance=0' 19496+2324 POU4107 distance=4' 19500+2317 BKO 988 distance=9' 19492+2316 POU4103 distance=13' 19503+2314 POU4115 distance=13' 19489+2332 POU4098 distance=15' 19498+2310 POU4111 distance=15' 19511+2323 CHE 161 distance=15' 19508+2310 CHE 158 distance=19' 19510+2316 BKO 996 distance=19' 19493+2342 POU4105 distance=20' 19486+2315 POU4093 distance=20' 19498+2344 POU4112 distance=20' 19512+2322 BKO1000 distance=21' 19507+2309 BKO 991 distance=21' 19485+2335 POU4088 distance=21' 19505+2343 POU4119 distance=22' 19484+2317 POU4086 distance=22' 19489+2342 POU4097 distance=22' 19513+2319 POU4120 distance=22' 19513+2322 BKO1003 distance=22' 19485+2311 POU4092 distance=23' 19483+2314 BKO 436 distance=23' 19507+2306 BKO 992 distance=23' 19513+2308 BKO 997CD distance=24' 19513+2309 CHE 165 distance=24' 19513+2308 CHE 166AB distance=24' 19513+2308 CHE 166AC distance=24' 19509+2306 BKO 995 distance=24' 19506+2304 BKO 989 distance=25' 19487+2343 POU4095 distance=25' 19484+2339 KPP4170 distance=25' 19501+2348 COU 121 distance=25' 19484+2309 BKO 982 distance=25' 19491+2348 POU4099 distance=25' 19483+2312 POU4084 distance=25' 19511+2306 CHE 162AB distance=25' 19511+2306 BKO 999AC distance=25' 19511+2306 BKO 999BD distance=25' 19515+2332 BU 978 distance=25' 19512+2306 CHE 164 distance=26' 19510+2306 BKO 998AB distance=26' 19510+2306 BKO 998AC distance=26' 19510+2306 BKO 998AD distance=26' 19504+2349 POU4117 distance=27' 19512+2308 BKO1001 distance=27' 19485+2309 CHE 149 distance=27' 19513+2304 CHE 167 distance=28' 19479+2312 BKO 981 distance=28' 19505+2351 POU4118 distance=29' 19478+2334 POU4081AB distance=29' 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 19498+2324 J 496 AB 264 5.1
Show 19498+2324 J 496 AC 294 27.0
Show 19496+2324 POU4107 167 17.1 4
Show 19500+2317 BKO 988 170 8.9 9
Show 19492+2316 POU4103 142 8.8 13
Show 19503+2314 POU4115 103 10.5 13
Show 19489+2332 POU4098 109 14.4 15
Show 19498+2310 POU4111 279 9.2 15
Show 19511+2323 CHE 161 110 11.9 15
Show 19508+2310 CHE 158 148 8.9 19
Show 19510+2316 BKO 996 222 5.9 19
Show 19493+2342 POU4105 212 12.1 20
Show 19486+2315 POU4093 198 16.0 20
Show 19498+2344 POU4112 342 7.7 20
Show 19512+2322 BKO1000 69 2.2 21
Show 19507+2309 BKO 991 337 9.2 21
Show 19485+2335 POU4088 15 16.3 21
Show 19505+2343 POU4119 328 11.1 22
Show 19484+2317 POU4086 242 15.3 22
Show 19489+2342 POU4097 296 13.6 22
Show 19513+2319 POU4120 228 9.9 22
Show 19513+2322 BKO1003 89 3.5 22
Show 19485+2311 POU4092 114 5.9 23
Show 19483+2314 BKO 436 307 5.3 23
Show 19507+2306 BKO 992 75 7.0 23
Show 19513+2308 BKO 997 CD 19 12.6 24
Show 19513+2309 CHE 165 155 12.1 24
Show 19513+2308 CHE 166 AB 257 11.8 24
Show 19513+2308 CHE 166 AC 15 19.5 24
Show 19509+2306 BKO 995 92 6.2 24
Show 19506+2304 BKO 989 22 3.0 25
Show 19487+2343 POU4095 86 4.6 25
Show 19484+2339 KPP4170 344 1.9 25
Show 19501+2348 COU 121 240 0.4 25
Show 19484+2309 BKO 982 267 12.5 25
Show 19491+2348 POU4099 119 10.3 25
Show 19483+2312 POU4084 315 9.5 25
Show 19511+2306 CHE 162 AB 75 23.1 25
Show 19511+2306 BKO 999 AC 359 7.4 25
Show 19511+2306 BKO 999 BD 170 5.8 25
Show 19515+2332 BU 978 58 1.1 25
Show 19512+2306 CHE 164 108 24.4 26
Show 19510+2306 BKO 998 AB 47 9.5 26
Show 19510+2306 BKO 998 AC 110 10.8 26
Show 19510+2306 BKO 998 AD 161 8.9 26
Show 19504+2349 POU4117 146 10.7 27
Show 19512+2308 BKO1001 105 5.1 27
Show 19485+2309 CHE 149 262 16.4 27
Show 19513+2304 CHE 167 208 10.0 28
Show 19479+2312 BKO 981 288 8.3 28
Show 19505+2351 POU4118 81 5.3 29

 
 
WDS 19498+2324 : COMPONENTS
 
 
  A B
B pa=263.8°
sep=4.66"
 
C pa=295.8°
sep=25.15"
pa=302.4°
sep=21.34"
 
 
19498+2324 A
 
 
Name HD 344988 Coord arcsec 2000 194945.38+232432.5 Mag 9.4 Spectral class A0 (white)
PmRA 10.00 PmDE -5.0
 
 
19498+2324 B
 
 
Coord arcsec 2000 194945.04+232432.0 Mag 10.2 PmRA -52.00 PmDE -26.0
Tycho2 2140-00435-1 HD 344988 Calc delta mag 0.8 Calc coord yes
Tycho2
Tycho2 2140-00435-1 Pflag RAmdeg 297.43909650 DEmdeg 23.40902888
PmRA 10.6 PmDE -4.5 E RAmdeg 27 E DEmdeg 30
E pmRA 1.9 E pmDE 1.9 EpRAm 1986.42 EpDEm 1985.36
Num 3 Q RAmdeg 9.9 Q DEmdeg 2.4 Q pmRA 9.9
Q pmDE 2.5 BTmag 11.087 E BTmag 0.055 VTmag 10.767
E VTmag 0.064 Prox 999 TYC T HIP
CCDM RAdeg 297.43915111 DEdeg 23.40905556 EpRA 1990 1.72
EpDE 1990 1.68 E RAdeg 33.5 E DEdeg 40.4 Posflg
Corr 0.2
 
 
19498+2324 C
 
 
Coord arcsec 2000 194943.73+232443.4 Mag 12.4 PmRA -21.00 PmDE 10.0
Calc delta mag 3 Calc coord yes