20244-0408 HJ 915 AB

 
 
20h 24m 19.21s -04° 07' 28.5" P.A. 335.00 sep 45.4 mag 11.63,13.30 Sp K5V
 
 
Coord 2000 20244-0408 Discov num HJ  915 Comp AB Coord arcsec 2000 20 24 19.21 -04 07 28.5
Date first 1827 Date last 2015 Obs 9
Pa first 330 Pa last 335.1 P.A. Now (θ) 335.1°
Sep first 5.0 Sep last 45.406 Sep. Now (ρ) 45.406"
Mag pri 11.63 Mag sec 13.30 delta mag (ΔM) 1.67 Spectral class K5V (yellow-orange)
Pri motion ra +119 Sec motion ra -006
Pri motion dec -049 Sec motion dec +004
Notes U (Proper motion indicates non-physical)
rPM=1.055
This double is not physical.
 
 
20244-0408 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 24 19 -04 07 28 HJ 915 AB 2015 9 335 45.4 11.63 13.30 1.67 <===
Show 20 24 19 -04 07 28 HJ 915 AC 2015 9 36 25.1 11.63 13.00 1.37
Show 20 24 19 -04 07 28 ABH 140 AD 2014 7 69 14.4 11.63 15.40 3.77
Show 20 24 19 -04 07 28 ABH 140 AE 2014 7 102 40.3 11.63 15.70 4.07
Show 20 24 19 -04 07 28 ABH 140 AF 2014 7 311 98.1 11.63 14.30 2.67
Show 20 24 19 -04 07 28 ABH 140 AG 2015 8 272 94.0 11.63 15.00 3.37
Show 20 24 19 -04 07 28 ABH 140 AH 2015 8 241 115.5 11.63 14.30 2.67
Octuple system
8 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila Tycho2 5171-01065-1 Gaia DR2 4219405043008292736
 
 
WDS 20244-0408 HJ 915 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
AbH1961 - Abt, H.A. 1961A&AS....6...37A
AbH1961 A&AS 6, 37, 1961
AbH1962 Po j Abt, H.A. Jeffers, H., Gibson, & Sandage, A. 1962ApJ...135..429A
AbH1962 ApJ 135, 429, 1962
AbH1964 - AbT, H.A. et al. 1964ApJ...139.1139A
AbH1964 ApJ 139, 1139, 1964
AbH1965 - Abt, H.A. 1965A&AS...11..429A
AbH1965 A&AS 11, 429, 1965
AbH1965b - Abt, H.A. et al. 1965ApJ...142.1604A
AbH1965b ApJ 142, 1604, 1965
AbH1972 - Abt. H.A. & Biggs, E.S. 1972bsrv.book.....A
AbH1972 Bibliography of Stellar Radial Velocities
AbH1972b not - Abt. H.A., Levy, S.G., & Gandet, T.L. 1972AJ.....77..138A
AbH1972b AJ 77, 138, 1972
AbH1973 - Abt, H.A. & Levy, S.G. 1973AJ.....78.1093A
AbH1973 AJ 78, 1093, 1973
AbH1976 orb - Abt, H.A. & Levy, S.G. 1976A&AS...30..273A
AbH1976 A&AS 30, 273, 1976
AbH1978 - Abt, H.A. & Levy, S.G. 1978A&AS...36..241A
AbH1978 A&AS 36, 241, 1978
AbH1985 - Abt, H.A. & Levy, S.G. 1985ApJS...59..229A
AbH1985 ApJS 59, 229, 1985
AbH1986 - Abt, H.A. 1986ApJ...304..688A
AbH1986 ApJ 304, 688, 1986
AbH2000 C u Abt, H.A. & Corbally, C.J. 2000ApJ...541..841A
AbH2000 ApJ 541, 841, 2000
AbH2000 (Multi-epoch astrometry, photometry, and spectroscopy to determine
AbH2000 optical/physical nature of members of possible Trapezium systems)
AbH2006 orb - Abt, H.A., & Willmarth, D. 2006ApJS..162..207A
AbH2006 ApJS 162, 207, 2006
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20244-0408 HJ 915 AB 1998 3 337 43.8 11.63 13.30 K5V D 202419.21-040728.5
20244-0408 HJ 915 AB 2000 5 337 44.1 11.63 13.30 K5V UD 202419.21-040728.5
20244-0408 HJ 915 AB 2015 7 335 45.4 11.63 13.30 K5V U 202419.21-040728.5

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

 
 
WDS 20244-0408 HJ 915 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20244-0408 HJ 915 AB : MEASURES
 
 
No records found.

 
 
WDS 20244-0408 : VIRTUAL EYEPIECE
 
 

20244-0408 HJ  915A mag 11.63 Sp K5V 20244-0408 HJ  915B sep 45.4 P.A. 335.20 mag 13.3 20244-0408 HJ  915C sep 25.1 P.A. 36.20 mag 13 20244-0408 ABH 140D sep 14.3 P.A. 68.40 mag 15.4 20244-0408 ABH 140E sep 40.2 P.A. 101.90 mag 15.7 20244-0408 ABH 140F sep 98.0 P.A. 311.50 mag 14.3 20244-0408 ABH 140G sep 93.8 P.A. 271.80 mag 15 20244-0408 ABH 140H sep 115.2 P.A. 241.20 mag 14.3 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 20244-0408 : ALADIN DSS IMAGE @ 20h 24m 19.21s -04° 07' 28.5"
 
 
 
 
WDS 20244-0408 HJ 915 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20244-0408  HJ  915AB distance=0' 20248-0400  GWP2945 distance=11' 20249-0327  UC 4171 distance=42' 20266-0343  RST4666 distance=43' 20220-0435  NSN 148 distance=45' 20246-0454  A  2598 distance=47' 20275-0405  TDT2291 distance=48' 20212-0353  BRT 498 distance=49' 20214-0407  J  1341 distance=53' 20227-0319  UC 4161 distance=55' 20286-0426  TOK 700 distance=67' 20280-0318  J  1705 distance=74' 20284-0321  RST4667 distance=77' 20243-0248  UC 4168 distance=80' 20251-0539  TDT2254 distance=93' 20201-0517  TDT2180 distance=95' 20305-0436  GWP2963 distance=97' 20285-0254  TDT2314 distance=97' 20300-0311  RST4668 distance=102' 20178-0447  UC 4140 distance=106' 20190-0258  RST4662 distance=106' 20248-0220  J  1773 distance=109' 20268-0225  BRT 500 distance=109' 20312-0328  J  1395 distance=111' 20211-0549  UC 4155 distance=113' 20195-0239  KPP 468 distance=114' 20317-0337  GWP2964 distance=115' 20246-0602  UC 4169 distance=116' 20296-0531  CVR 225 distance=116' 20168-0329  RST4659AB distance=119' 20168-0329  TOK 337AC distance=119' 20174-0507  GWP2936 distance=120' 20319-0327  A   734 distance=121' 20184-0245  HJ  911 distance=122' 20313-0304  TDT2336 distance=123' 20325-0413  A   735 distance=123' 20324-0330  HJ  919 distance=127' 20275-0206  S   749DF distance=130' 20275-0206  S   749AB distance=131' 20275-0206  S   749AC distance=131' 20275-0206  S   749AD distance=131' 20275-0206  LSC  89Aa,Ab distance=131' 20275-0206  S   749CD distance=131' 20275-0206  S   749CE distance=131' 20199-0215  STF2661 distance=131' 20321-0515  A   170 distance=135' 20258-0154  HJ 2960 distance=135' 20169-0527  RST4658 distance=137' 20212-0158  BRT 499 distance=139' 20293-0605  GWP2960 distance=139' 20152-0330  STF2654 distance=142' 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 20244-0408 HJ 915 AB 335 45.4
Show 20244-0408 HJ 915 AC 36 25.1
Show 20244-0408 ABH 140 AD 69 14.4
Show 20244-0408 ABH 140 AE 102 40.3
Show 20244-0408 ABH 140 AF 311 98.1
Show 20244-0408 ABH 140 AG 272 94.0
Show 20244-0408 ABH 140 AH 241 115.5
Show 20248-0400 GWP2945 240 49.2 11
Show 20249-0327 UC 4171 227 64.7 42
Show 20266-0343 RST4666 199 0.5 43
Show 20220-0435 NSN 148 124 4.9 45
Show 20246-0454 A 2598 340 4.2 47
Show 20275-0405 TDT2291 87 0.5 48
Show 20212-0353 BRT 498 184 3.2 49
Show 20214-0407 J 1341 250 3.2 53
Show 20227-0319 UC 4161 1 30.0 55
Show 20286-0426 TOK 700 235 0.1 67
Show 20280-0318 J 1705 319 7.7 74
Show 20284-0321 RST4667 178 9.0 77
Show 20243-0248 UC 4168 194 16.4 80
Show 20251-0539 TDT2254 106 1.0 93
Show 20201-0517 TDT2180 190 1.9 95
Show 20305-0436 GWP2963 324 29.1 97
Show 20285-0254 TDT2314 238 0.7 97
Show 20300-0311 RST4668 162 2.2 102
Show 20178-0447 UC 4140 350 24.8 106
Show 20190-0258 RST4662 355 1.2 106
Show 20248-0220 J 1773 51 4.5 109
Show 20268-0225 BRT 500 195 2.5 109
Show 20312-0328 J 1395 298 5.7 111
Show 20211-0549 UC 4155 346 52.8 113
Show 20195-0239 KPP 468 45 4.6 114
Show 20317-0337 GWP2964 162 24.1 115
Show 20246-0602 UC 4169 50 54.1 116
Show 20296-0531 CVR 225 85 36.0 116
Show 20168-0329 RST4659 AB 7 1.8 119
Show 20168-0329 TOK 337 AC 39 127.4 119
Show 20174-0507 GWP2936 87 77.3 120
Show 20319-0327 A 734 294 2.0 121
Show 20184-0245 HJ 911 122 21.5 122
Show 20313-0304 TDT2336 146 2.6 123
Show 20325-0413 A 735 271 4.5 123
Show 20324-0330 HJ 919 219 24.6 127
Show 20275-0206 S 749 DF 26 6.7 130
Show 20275-0206 S 749 AB 189 60.0 131
Show 20275-0206 S 749 AC 329 45.6 131
Show 20275-0206 S 749 AD 269 89.9 131
Show 20275-0206 LSC 89 Aa,Ab 197 0.0 131
Show 20275-0206 S 749 CD 239 77.5 131
Show 20275-0206 S 749 CE 197 18.8 131
Show 20199-0215 STF2661 341 24.4 131

 
 
WDS 20244-0408 : COMPONENTS
 
 
  A B C D E F G
B pa=335.2°
sep=45.39"
 
C pa=36.2°
sep=25.05"
pa=121.8°
sep=39.84"
 
D pa=68.4°
sep=14.35"
pa=137.9°
sep=48.38"
pa=185.6°
sep=15.01"
 
E pa=101.9°
sep=40.22"
pa=130.3°
sep=76.57"
pa=139.3°
sep=37.63"
pa=117.6°
sep=29.33"
 
F pa=311.5°
sep=97.95"
pa=293.6°
sep=59.27"
pa=296.9°
sep=98.86"
pa=304.5°
sep=105.25"
pa=303.0°
sep=134.41"
 
G pa=271.8°
sep=93.80"
pa=242.9°
sep=83.90"
pa=261.0°
sep=109.92"
pa=268.8°
sep=107.13"
pa=274.8°
sep=133.58"
pa=198.2°
sep=65.18"
 
H pa=241.2°
sep=115.25"
pa=220.3°
sep=126.71"
pa=236.8°
sep=138.35"
pa=242.0°
sep=129.50"
pa=251.4°
sep=148.08"
pa=192.9°
sep=123.46"
pa=187.1°
sep=58.86"
 
 
20244-0408 A
 
 
Coord arcsec 2000 202419.21-040728.5 Mag 11.63 Spectral class K5V (yellow-orange) PmRA 119.00
PmDE -49.0 Tycho2 5171-01065-1
Tycho2
Tycho2 5171-01065-1 Pflag RAmdeg 306.08008060 DEmdeg -4.12460214
PmRA 116.7 PmDE -51.0 E RAmdeg 72 E DEmdeg 79
E pmRA 2.8 E pmDE 3.0 EpRAm 1978.31 EpDEm 1978.01
Num 4 Q RAmdeg 1.2 Q DEmdeg 0.9 Q pmRA 1.2
Q pmDE 1.0 BTmag 13.208 E BTmag 0.459 VTmag 11.671
E VTmag 0.182 Prox 999 TYC HIP
CCDM RAdeg 306.07980722 DEdeg -4.12447583 EpRA 1990 1.66
EpDE 1990 1.44 E RAdeg 120.0 E DEdeg 130.5 Posflg
Corr -0.3
 
 
20244-0408 B
 
 
Coord arcsec 2000 202417.94-040647.3 Mag 13.3 PmRA -6.00 PmDE 4.0
Calc delta mag 1.67 Calc coord yes
 
 
20244-0408 C
 
 
Coord arcsec 2000 202420.20-040708.3 Mag 13 Calc delta mag 1.37 Calc coord yes
 
 
20244-0408 D
 
 
Coord arcsec 2000 202420.10-040723.2 Mag 15.4 PmRA -9.00 PmDE -8.0
Calc delta mag 3.77 Calc coord yes
 
 
20244-0408 E
 
 
Coord arcsec 2000 202421.84-040736.8 Mag 15.7 PmRA -2.00 PmDE -4.0
Calc delta mag 4.07 Calc coord yes
 
 
20244-0408 F
 
 
Coord arcsec 2000 202414.30-040623.6 Mag 14.3 PmRA 7.00 PmDE -7.0
Calc delta mag 2.67 Calc coord yes
 
 
20244-0408 G
 
 
Coord arcsec 2000 202412.94-040725.5 Mag 15 PmRA 0.00 PmDE -3.0
Calc delta mag 3.37 Calc coord yes
 
 
20244-0408 H
 
 
Coord arcsec 2000 202412.46-040824.0 Mag 14.3 PmRA -2.00 PmDE -4.0
Calc delta mag 2.67 Calc coord yes