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Current system
19244+1656
HDS 2753 Aa,Ab


Nearby doubles
28' : 19241+1724
BPM1027

30' : 19263+1706
TDT1459

36' : 19222+1640
HO 105

40' : 19226+1626
GWP2847

40' : 19268+1638
BPM1028

44' : 19245+1613
TDT1434

50' : 19272+1626
HDS2765

54' : 19225+1610
BPM1025

54' : 19280+1642
GWP2855

55' : 19218+1737
BPM1024

56' : 19208+1717
COU 422

61' : 19283+1719
TDT1477

64' : 19268+1749
TOI1196

64' : 19270+1606
A 1648

65' : 19287+1718
STE 1

66' : 19281+1619
J 771AB

69' : 19281+1739
STF2529

69' : 19214+1749
IPH 27

70' : 19291+1707
TDT1491

70' : 19259+1551
J 823

70' : 19284+1617
A 1650

73' : 19211+1751
HU 338

82' : 19293+1615
A 1652

84' : 19302+1657
BPM1035

85' : 19276+1806
TDT1471

86' : 19188+1629
RAO 67AB



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

19244+1656 HDS 2753 Aa,Ab

 
 
19h 24m 22.08s +16° 56' 15.9" P.A. 139.00 sep 0.4 mag 6.32,10.31 Sp A2III-IV dist. 112.11 pc (365.7 l.y.)
 
 
Coord 2000 19244+1656 Discov num HDS2753 Comp Aa,Ab Coord arcsec 2000 19 24 22.08 +16 56 15.9
Date first 1991 Date last 2011 Obs 4
Pa first 149 Pa last 139.1 P.A. Now (θ) 139.1°
Sep first 0.4 Sep last 0.446 Sep. Now (ρ) 0.446"
Mag pri 6.32 Mag sec 10.31 delta mag (ΔM) 3.99 Spectral class A2III-IV (white)
Pri motion ra -006 Sec motion ra
Pri motion dec -014 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
19244+1656 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 104797 19 24 22 +16 56 16 HDS 2753 Aa,Ab 2011 4 139 0.4 6.32 10.31 3.99 <===
Show 2 Sge 104797 19 24 22 +16 56 16 STFA 41 AB 2016 33 78 342.3 6.26 6.86 0.60
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagitta SAO 104797 HIP 95398 Tycho2 1604-01460-1
Gaia DR2 4322470415447668992 HD 182490 HR 7369 GC 26784
BD BD+16 3839 Flamsteed 2 Sagittae Flamsteed name 2 Sge Distance 112.11
Distance ly 365.7
 
 
WDS 19244+1656 HDS 2753 Aa,Ab : NOTES
 
 
discov_num notes refcode
STFA 41 2 Sge. A spectroscopic binary.
B is BD+16@3842. B is also a spectroscopic binary.
HDS2753 Aa,Ab: Very weak detection in 1996.5425 (Hipparcos found dm geq 3.8) Msn1999b
Fekel et al. (2013) derive a spectroscopic orbit for the primary, with
P=7.392d and e=0.00613. Estimated masses are 2.08 and 1.67 Msun. Fek2013a
 
 
REFERENCES
 
 
refcode metd author reference
Fek2013a orb - Fekel, F.C., Tomkin, J., & Williamson, M.H. 2013AJ....146..129F
Fek2013a AJ 146, 129, 2013
Msn1999b Su j Mason, B.D., Martin, C., Hartkopf, W.I., Barry, D.J., Germain, M.E., 1999AJ....117.1890M
Msn1999b Douglass, G.G., Worley, C.E., ten Brummelaar, T.A., et al.
Msn1999b AJ 117, 1890, 1999
 
 
DISCOVERER
 
 
idgroup discov author
1 HDS Hipparcos Double Star (from additional DD list)
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19244+1656 HDS2753 Aa,Ab 1996 2 147 0.4 6.32 10.31 A2III-IV N D 192422.08+165615.9
19244+1656 HDS2753 Aa,Ab 2002 3 138 0.4 6.32 10.31 A2III-IV N D 192422.08+165615.9
19244+1656 HDS2753 Aa,Ab 2011 4 139 0.4 6.32 10.31 A2III-IV N 192422.08+165615.9

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

 
 
WDS 19244+1656 HDS 2753 Aa,Ab : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19244+1656 HDS 2753 Aa,Ab : MEASURES
 
 
No records found.

 
 
WDS 19244+1656 : VIRTUAL EYEPIECE
 
 

19244+1656 STFA 41A mag 6.26 Sp A2III 19244+1656 HDS2753Ab sep 0.4 P.A. 140.40 mag 10.31 Sp IV 19244+1656 STFA 41B sep 328.1 P.A. 77.50 mag 6.86 Sp IV 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 19244+1656 : ALADIN DSS IMAGE @ 19h 24m 22.08s +16° 56' 15.9"
 
 
 
 
WDS 19244+1656 HDS 2753 Aa,Ab : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19244+1656 HDS2753Aa,Ab distance=0' 19241+1724 BPM1027 distance=28' 19263+1706 TDT1459 distance=30' 19222+1640 HO 105 distance=36' 19226+1626 GWP2847 distance=40' 19268+1638 BPM1028 distance=40' 19245+1613 TDT1434 distance=44' 19272+1626 HDS2765 distance=50' 19225+1610 BPM1025 distance=54' 19280+1642 GWP2855 distance=54' 19218+1737 BPM1024 distance=55' 19208+1717 COU 422 distance=56' 19283+1719 TDT1477 distance=61' 19268+1749 TOI1196 distance=64' 19270+1606 A 1648 distance=64' 19287+1718 STE 1 distance=65' 19281+1619 J 771AB distance=66' 19281+1619 J 771AC distance=66' 19281+1739 STF2529 distance=69' 19214+1749 IPH 27 distance=69' 19291+1707 TDT1491 distance=70' 19259+1551 J 823 distance=70' 19284+1617 A 1650 distance=70' 19211+1751 HU 338 distance=73' 19293+1615 A 1652 distance=82' 19302+1657 BPM1035 distance=84' 19276+1806 TDT1471 distance=85' 19188+1629 RAO 67AB distance=86' 19260+1533 A 1647AB distance=87' 19260+1533 A 1647AC distance=87' 19260+1533 A 1647AD distance=87' 19299+1618 LDS5878 distance=89' 19305+1724 WSS 3 distance=89' 19188+1736 HU 337 distance=90' 19259+1529 J 2967 distance=90' 19269+1818 HDS2764 distance=90' 19260+1529 TDT1455 distance=91' 19185+1625 HEI 175 distance=92' 19263+1529 CVR 215 distance=92' 19181+1718 BPM1015 distance=93' 19284+1544 TDT1481 distance=94' 19278+1533 TDS 995 distance=97' 19296+1800 AG 231 distance=98' 19174+1640 BPM1011 distance=102' 19251+1839 HU 339 distance=104' 19315+1804 L 29 distance=105' 19196+1535 J 1175 distance=106' 19256+1842 BOW 6 distance=106' 19265+1839 BOW 7 distance=107' 19192+1540 A 1646 distance=107' 19172+1624 GWP2831 distance=108' 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 19244+1656 HDS2753 Aa,Ab 139 0.4
Show 19244+1656 STFA 41 AB 78 342.3
Show 19241+1724 BPM1027 162 104.2 28
Show 19263+1706 TDT1459 237 2.5 30
Show 19222+1640 HO 105 189 2.8 36
Show 19226+1626 GWP2847 64 8.6 40
Show 19268+1638 BPM1028 331 116.6 40
Show 19245+1613 TDT1434 108 0.5 44
Show 19272+1626 HDS2765 177 0.4 50
Show 19225+1610 BPM1025 278 89.6 54
Show 19280+1642 GWP2855 16 14.6 54
Show 19218+1737 BPM1024 272 98.9 55
Show 19208+1717 COU 422 219 1.0 56
Show 19283+1719 TDT1477 33 1.6 61
Show 19268+1749 TOI1196 200 1.7 64
Show 19270+1606 A 1648 182 0.9 64
Show 19287+1718 STE 1 240 6.0 65
Show 19281+1619 J 771 AB 92 3.6 66
Show 19281+1619 J 771 AC 273 9.2 66
Show 19281+1739 STF2529 297 6.7 69
Show 19214+1749 IPH 27 149 14.5 69
Show 19291+1707 TDT1491 167 2.6 70
Show 19259+1551 J 823 72 2.8 70
Show 19284+1617 A 1650 46 0.2 70
Show 19211+1751 HU 338 152 0.3 73
Show 19293+1615 A 1652 127 2.0 82
Show 19302+1657 BPM1035 310 85.0 84
Show 19276+1806 TDT1471 105 0.6 85
Show 19188+1629 RAO 67 AB 191 6.9 86
Show 19260+1533 A 1647 AB 36 1.3 87
Show 19260+1533 A 1647 AC 81 10.3 87
Show 19260+1533 A 1647 AD 146 11.5 87
Show 19299+1618 LDS5878 330 3.2 89
Show 19305+1724 WSS 3 206 1.5 89
Show 19188+1736 HU 337 79 0.2 90
Show 19259+1529 J 2967 200 6.2 90
Show 19269+1818 HDS2764 115 0.3 90
Show 19260+1529 TDT1455 323 3.0 91
Show 19185+1625 HEI 175 164 1.6 92
Show 19263+1529 CVR 215 253 80.1 92
Show 19181+1718 BPM1015 339 94.2 93
Show 19284+1544 TDT1481 90 2.8 94
Show 19278+1533 TDS 995 262 0.9 97
Show 19296+1800 AG 231 239 4.5 98
Show 19174+1640 BPM1011 293 99.9 102
Show 19251+1839 HU 339 246 0.9 104
Show 19315+1804 L 29 346 13.4 105
Show 19196+1535 J 1175 114 5.1 106
Show 19256+1842 BOW 6 309 7.2 106
Show 19265+1839 BOW 7 251 9.6 107
Show 19192+1540 A 1646 205 4.5 107

 
 
WDS 19244+1656 : COMPONENTS
 
 
  A Ab
Ab pa=140.4°
sep=0.44"
 
B pa=77.5°
sep=328.09"
pa=77.4°
sep=327.89"
 
 
19244+1656 A
 
 
Name 2 Sge Coord arcsec 2000 192422.08+165615.9 Mag 6.26 Spectral class A2III (white)
PmRA -6.00 PmDE -14.0 SAO 104797 HIP 95398
Tycho2 1604-01460-1 HD 182490 HR 7369 GC 26784
BD BD+16 3839 Flamsteed 2 Sagittae Flamsteed name 2 Sge
Tycho2
Tycho2 1604-01460-1 Pflag RAmdeg 291.09197820 DEmdeg 16.93772015
PmRA -4.0 PmDE -14.4 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 0.9 EpRAm 1991.31 EpDEm 1991.36
Num 13 Q RAmdeg 1.0 Q DEmdeg 1.2 Q pmRA 1.0
Q pmDE 1.3 BTmag 6.346 E BTmag 0.014 VTmag 6.257
E VTmag 0.009 Prox 999 TYC T HIP 95398
CCDM AC RAdeg 291.09198778 DEdeg 16.93775361 EpRA 1990 1.56
EpDE 1990 1.63 E RAdeg 3.5 E DEdeg 3.5 Posflg P
Corr -0.3
SAO
SAO 104797 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 -0.01 Vmag 6 SpType A0
Double code Source 70 CatNum 26784 DM BD+16 3839
DMcomp BDsup HD 182490 M HD 0
GC 26784 RA1950rad 5.07071061 DE1950rad 0.29389668 PmRA2000 -0.0002
PmDE2000 -0.011
Hipparcos
Catalog H HIP 95398 Proxy H RAhms 19 24 22.08
DEdms +16 56 15.9 Vmag 6.27 VarFlag R Vmag H
RAdeg 291.092 DEdeg 16.9378 AstroRef A Plx 9.18
CCDM 19245+1657 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual C M HIP AC
Theta 149 Rho 0.398 HD 182490 BD BD+16 3839
CD CP Dm number +16 3839 VIred 0.06
SpType A2III-IV R SpType Coord arcsec 2000 192422.08+165615.9
Hipparcos 2
HIP 95398 Sn 15 So 3 Nc 2
RArad 5.080513589 DErad 0.2956196096 Plx 8.92 PmRA -5.48
PmDE -14.88 E RArad 0.34 E DErad 0.32 E Plx 0.52
E pmRA 0.51 E pmDE 0.47 Hpmag 6.2952 E Hpmag 0.0006
SHp 0.007 VA 0 BV 0.075 E BV 0.009
VI 0.06
 
 
19244+1656 Ab
 
 
Coord arcsec 2000 192422.10+165615.6 Mag 10.31 Spectral class IV Calc delta mag 3.99
Calc coord yes
 
 
19244+1656 B
 
 
Coord arcsec 2000 192444.40+165727.1 Mag 6.86 Spectral class IV PmRA 37.00
PmDE -15.0 SAO 104804 HIP 95435 Tycho2 1604-01456-1
HD 182571 GC 26802 BD BD+16 3842 Flamsteed 3 Sagittae
Flamsteed name 3 Sge Calc delta mag 0.54 Calc coord yes
Tycho2
Tycho2 1604-01456-1 Pflag RAmdeg 291.18920313 DEmdeg 16.95702472
PmRA 36.7 PmDE -14.4 E RAmdeg 4 E DEmdeg 4
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.15 EpDEm 1991.23
Num 17 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 0.9
Q pmDE 0.8 BTmag 7.012 E BTmag 0.015 VTmag 6.860
E VTmag 0.010 Prox 999 TYC T HIP 95435
CCDM RAdeg 291.18911333 DEdeg 16.95705806 EpRA 1990 1.57
EpDE 1990 1.62 E RAdeg 3.7 E DEdeg 3.7 Posflg
Corr -0.2
SAO
SAO 104804 DelFlag RA1950 PmRA1950 0.0026
DE1950 PmDE1950 -0.008 Vmag 6.8 SpType A0
Double code Source 70 CatNum 26802 DM BD+16 3842
DMcomp BDsup HD 182571 M HD 0
GC 26802 RA1950rad 5.07239796 DE1950rad 0.29422577 PmRA2000 0.0027
PmDE2000 -0.008
Hipparcos
Catalog H HIP 95435 Proxy RAhms 19 24 45.39
DEdms +16 57 25.4 Vmag 6.84 VarFlag R Vmag H
RAdeg 291.189 DEdeg 16.9571 AstroRef Plx 8.01
CCDM 19245+1657 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 182571 BD BD+16 3842
CD CP Dm number +16 3842 VIred 0.16
SpType A0 R SpType Coord arcsec 2000 192445.39+165725.4
Hipparcos 2
HIP 95435 Sn 5 So 0 Nc 1
RArad 5.0822087096 DErad 0.2959564747 Plx 8.23 PmRA 36.65
PmDE -15.02 E RArad 0.36 E DErad 0.34 E Plx 0.61
E pmRA 0.49 E pmDE 0.47 Hpmag 6.8932 E Hpmag 0.0006
SHp 0.008 VA 0 BV 0.148 E BV 0.004
VI 0.16