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Current system
19064+0814
BLL 36 AC


Nearby doubles
15' : 19067+0800
VOU 45

16' : 19074+0811
A 361

31' : 19047+0756
SMA 83

34' : 19041+0819
GWP2805

35' : 19069+0847
HJ 2854AB

39' : 19070+0737
HLA 16AB

43' : 19035+0818
HDS2700

43' : 19084+0845
GWP2814

43' : 19044+0845
GWP2806

48' : 19076+0730
TDT1238

54' : 19082+0859
HJ 876AB

54' : 19097+0832
A 1173

57' : 19072+0909
SKF1861AB

64' : 19102+0841
STF2468

64' : 19106+0819
J 2949

65' : 19064+0709
STF2449

69' : 19109+0807
STF2471

70' : 19031+0725
HJ 2852

70' : 19110+0801
GMC 17

70' : 19022+0845
STF2436AB

72' : 19034+0718
A 360

77' : 19114+0759
HDS2718

78' : 19078+0928
J 812

82' : 19077+0933
KPP3336

83' : 19081+0932
J 813

87' : 19118+0842
HJ 878



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19064+0814 BLL 36 AC

 
 
19h 06m 22.24s +08° 13' 47.9" P.A. 260.00 sep 179.7 mag 8.23,11.06 Sp M7IIIev dist. 421.94 pc (1376.37 l.y.)
 
 
Coord 2000 19064+0814 Discov num BLL  36 Comp AC Coord arcsec 2000 19 06 22.24 +08 13 47.9
Date first 1877 Date last 2015 Obs 15
Pa first 258 Pa last 260.4 P.A. Now (θ) 260.4°
Sep first 180.2 Sep last 179.706 Sep. Now (ρ) 179.706"
Mag pri 8.23 Mag sec 11.06 delta mag (ΔM) 2.83 Spectral class M7IIIev (red)
Pri motion ra +000 Sec motion ra -003
Pri motion dec -076 Sec motion dec -009
Notes N (See Notes)
rPM=0.882
This double is not physical.
 
 
19064+0814 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show R Aql 124266 19 06 22 +08 13 48 BLL 36 AB 2015 16 300 78.2 8.23 11.45 3.22
Show 124266 19 06 22 +08 13 48 BLL 36 AC 2015 15 260 179.7 8.23 11.06 2.83 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name R Aql Constellation Aquila SAO 124266 HIP 93820
Tycho2 1040-00241-1 Gaia DR2 4307450193249412352 HD 177940 HR 7243
GC 26297 BD BD+08 3970 Distance 421.94 Distance ly 1376.37
 
 
WDS 19064+0814 BLL 36 AC : NOTES
 
 
discov_num notes refcode
BLL 36 A is the Mira-type variable R Aql.
 
 
REFERENCES
 
 
refcode metd author reference
Bll1872 orb - Ball, R.S. .
Bll1872 Proc. Royal Irish Acad., June 1872
Bll1884 Ma j Ball, R.S. 1884DunOP...5....1B
Bll1884 Pub. Dunsink Obs. 5, 1, 1884
Bll1913A Ma - Ball, R.S. 1913QB811.B8.......
Bll1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Bll1932A - Ball, R.S. 1932QB821.A43......
Bll1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19064+0814 BLL 36 AC 2002 8 260 180.3 8.23 10.50 M7IIIev N D 190622.24+081347.9
19064+0814 BLL 36 AC 2015 15 260 179.7 8.23 11.06 M7IIIev N 190622.24+081347.9

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

 
 
WDS 19064+0814 BLL 36 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19064+0814 BLL 36 AC : MEASURES
 
 
No records found.

 
 
WDS 19064+0814 : VIRTUAL EYEPIECE
 
 

19064+0814 BLL 36A mag 8.23 Sp M7IIIev 19064+0814 BLL 36B sep 77.6 P.A. 300.10 mag 11.45 19064+0814 BLL 36C sep 177.9 P.A. 260.30 mag 11.06 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 19064+0814 : ALADIN DSS IMAGE @ 19h 06m 22.24s +08° 13' 47.9"
 
 
 
 
WDS 19064+0814 BLL 36 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19064+0814 BLL 36AC distance=0' 19067+0800 VOU 45 distance=15' 19074+0811 A 361 distance=16' 19047+0756 SMA 83 distance=31' 19069+0847 FOX 237CD distance=34' 19041+0819 GWP2805 distance=34' 19069+0847 HJ 2854AB distance=35' 19069+0847 DAM 5AE distance=35' 19070+0737 HLA 16AB distance=39' 19070+0737 HLA 16AC distance=39' 19070+0737 HLA 16AD distance=39' 19070+0737 HLA 16AE distance=39' 19070+0737 HLA 16AF distance=39' 19035+0818 HDS2700 distance=43' 19084+0845 GWP2814 distance=43' 19044+0845 GWP2806 distance=43' 19076+0730 TDT1238 distance=48' 19082+0859 HJ 876AB distance=54' 19097+0832 A 1173 distance=54' 19072+0909 TDT1234Aa,Ab distance=57' 19072+0909 SKF1861AB distance=57' 19072+0909 TDT1233Ba,Bb distance=58' 19102+0841 STF2468 distance=64' 19106+0819 J 2949 distance=64' 19064+0709 STF2449 distance=65' 19109+0807 STF2471 distance=69' 19031+0725 HJ 2852 distance=70' 19110+0801 GMC 17 distance=70' 19022+0845 STF2436AB distance=70' 19022+0845 STF2436AC distance=70' 19022+0845 HDS2698Ba,Bb distance=71' 19034+0718 A 360 distance=72' 19022+0845 STF2435CE distance=73' 19022+0845 BU 973CD distance=73' 19022+0845 BU 973CF distance=73' 19022+0845 HWE 45EF distance=73' 19114+0759 HDS2718 distance=77' 19078+0928 J 812 distance=78' 19077+0933 KPP3336 distance=82' 19081+0932 J 813 distance=83' 19118+0842 HJ 878 distance=87' 19065+0947 GWP2811 distance=94' 19021+0702 KPP3334 distance=97' 19083+0948 HEI 807 distance=99' 19132+0819 J 2953 distance=102' 19058+0633 STF2446AB distance=102' 19058+0633 STF2446AC distance=102' 19058+0633 TOK 677AD distance=102' 19023+0652 A 359 distance=102' 19103+0937 LEP 165 distance=102' 19132+0757 GWP2824 distance=103' 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 19064+0814 BLL 36 AB 300 78.2
Show 19064+0814 BLL 36 AC 260 179.7
Show 19067+0800 VOU 45 99 0.1 15
Show 19074+0811 A 361 237 0.3 16
Show 19047+0756 SMA 83 314 7.6 31
Show 19069+0847 FOX 237 CD 209 11.8 34
Show 19041+0819 GWP2805 219 14.5 34
Show 19069+0847 HJ 2854 AB 42 9.5 35
Show 19069+0847 DAM 5 AE 165 13.2 35
Show 19070+0737 HLA 16 AB 311 3.4 39
Show 19070+0737 HLA 16 AC 21 4.4 39
Show 19070+0737 HLA 16 AD 3 9.4 39
Show 19070+0737 HLA 16 AE 12 10.0 39
Show 19070+0737 HLA 16 AF 239 12.1 39
Show 19035+0818 HDS2700 158 0.3 43
Show 19084+0845 GWP2814 124 4.4 43
Show 19044+0845 GWP2806 318 11.6 43
Show 19076+0730 TDT1238 42 0.9 48
Show 19082+0859 HJ 876 AB 355 23.1 54
Show 19097+0832 A 1173 2 2.1 54
Show 19072+0909 TDT1234 Aa,Ab 113 0.4 57
Show 19072+0909 SKF1861 AB 346 29.6 57
Show 19072+0909 TDT1233 Ba,Bb 323 0.6 58
Show 19102+0841 STF2468 258 7.7 64
Show 19106+0819 J 2949 246 6.1 64
Show 19064+0709 STF2449 289 8.2 65
Show 19109+0807 STF2471 122 8.6 69
Show 19031+0725 HJ 2852 128 22.0 70
Show 19110+0801 GMC 17 13 25.2 70
Show 19022+0845 STF2436 AB 315 30.1 70
Show 19022+0845 STF2436 AC 300 134.4 70
Show 19022+0845 HDS2698 Ba,Bb 15 0.2 71
Show 19034+0718 A 360 285 0.7 72
Show 19022+0845 STF2435 CE 19 10.9 73
Show 19022+0845 BU 973 CD 347 1.6 73
Show 19022+0845 BU 973 CF 1 9.7 73
Show 19022+0845 HWE 45 EF 260 3.3 73
Show 19114+0759 HDS2718 308 0.1 77
Show 19078+0928 J 812 120 2.4 78
Show 19077+0933 KPP3336 168 1.8 82
Show 19081+0932 J 813 4 1.2 83
Show 19118+0842 HJ 878 340 22.0 87
Show 19065+0947 GWP2811 90 31.0 94
Show 19021+0702 KPP3334 286 3.3 97
Show 19083+0948 HEI 807 27 1.5 99
Show 19132+0819 J 2953 234 5.6 102
Show 19058+0633 STF2446 AB 152 9.5 102
Show 19058+0633 STF2446 AC 347 37.2 102
Show 19058+0633 TOK 677 AD 271 77.1 102
Show 19023+0652 A 359 274 2.3 102
Show 19103+0937 LEP 165 211 3.4 102

 
 
WDS 19064+0814 : COMPONENTS
 
 
  A B
B pa=300.1°
sep=77.58"
 
C pa=260.3°
sep=177.91"
pa=237.5°
sep=128.25"
 
 
19064+0814 A
 
 
Var name R Aql Coord arcsec 2000 190622.24+081347.9 Mag 8.23 Spectral class M7IIIev (red)
PmRA 0.00 PmDE -76.0 SAO 124266 HIP 93820
Tycho2 1040-00241-1 HD 177940 HR 7243 GC 26297
BD BD+08 3970
Tycho2
Tycho2 1040-00241-1 Pflag RAmdeg 286.59271697 DEmdeg 8.22999221
PmRA 2.8 PmDE -72.1 E RAmdeg 8 E DEmdeg 9
E pmRA 1.6 E pmDE 1.6 EpRAm 1991.19 EpDEm 1991.09
Num 11 Q RAmdeg 1.4 Q DEmdeg 1.1 Q pmRA 1.4
Q pmDE 1.1 BTmag 9.424 E BTmag 0.022 VTmag 8.225
E VTmag 0.014 Prox 773 TYC T HIP 93820
CCDM RAdeg 286.59271056 DEdeg 8.23015750 EpRA 1990 1.79
EpDE 1990 1.76 E RAdeg 7.5 E DEdeg 8.7 Posflg
Corr 0.1
SAO
SAO 124266 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.069 Vmag 5.5 SpType M6e
Double code Source 70 CatNum 26297 DM BD+08 3970
DMcomp BDsup HD 177940 M HD 0
GC 26297 RA1950rad 4.99147229 DE1950rad 0.14229402 PmRA2000 0.0004
PmDE2000 -0.07
Hipparcos
Catalog H HIP 93820 Proxy RAhms 19 06 22.25
DEdms +08 13 48.6 Vmag 7.61 VarFlag 3 R Vmag T
RAdeg 286.593 DEdeg 8.23016 AstroRef * Plx 4.73
CCDM 19063+0814 N CCDM I Nsys 1 Ncomp 1
MultFlag V Source Qual M HIP
Theta Rho HD 177940 BD BD+08 3970
CD CP Dm number +08 3970 VIred 4.61
SpType M5e-M9e R SpType Coord arcsec 2000 190622.25+081348.6
Hipparcos 2
HIP 93820 Sn 5 So 5 Nc 1
RArad 5.0019863138 DErad 0.1436434723 Plx 2.37 PmRA 3.79
PmDE -67.01 E RArad 0.73 E DErad 0.65 E Plx 0.87
E pmRA 0.87 E pmDE 0.64 Hpmag 7.5729 E Hpmag 0.1837
SHp 1.388 VA 1 BV 1.136 E BV 0.017
VI 1.1
 
 
19064+0814 B
 
 
Coord arcsec 2000 190617.72+081426.8 Mag 11.45 PmRA -7.00 PmDE -8.0
Tycho2 1040-00688-1 Calc delta mag 3.22 Calc coord yes
Tycho2
Tycho2 1040-00688-1 Pflag RAmdeg 286.57370121 DEmdeg 8.24055187
PmRA -7.9 PmDE -9.6 E RAmdeg 90 E DEmdeg 101
E pmRA 2.7 E pmDE 2.7 EpRAm 1975.64 EpDEm 1969.21
Num 3 Q RAmdeg 0.5 Q DEmdeg 1.4 Q pmRA 0.5
Q pmDE 1.4 BTmag 13.048 E BTmag 0.365 VTmag 11.450
E VTmag 0.129 Prox 773 TYC HIP
CCDM RAdeg 286.57372000 DEdeg 8.24057000 EpRA 1990 1.80
EpDE 1990 1.84 E RAdeg 99.6 E DEdeg 118.3 Posflg
Corr -0.1
 
 
19064+0814 C
 
 
Coord arcsec 2000 190610.43+081317.9 Mag 11.06 PmRA -3.00 PmDE -9.0
Tycho2 1040-00822-1 DM BD+08 3968 Calc delta mag 2.83 Calc coord yes
Tycho2
Tycho2 1040-00822-1 Pflag RAmdeg 286.54299960 DEmdeg 8.22143835
PmRA -4.8 PmDE -11.2 E RAmdeg 55 E DEmdeg 61
E pmRA 2.0 E pmDE 1.9 EpRAm 1982.51 EpDEm 1978.27
Num 4 Q RAmdeg 0.1 Q DEmdeg 1.3 Q pmRA 0.1
Q pmDE 1.3 BTmag 11.662 E BTmag 0.087 VTmag 11.312
E VTmag 0.108 Prox 999 TYC HIP
CCDM RAdeg 286.54301028 DEdeg 8.22146361 EpRA 1990 1.83
EpDE 1990 1.83 E RAdeg 57.9 E DEdeg 66.5 Posflg
Corr 0.0