18317+2310 HU 321 AC

 
 
18h 31m 41.82s +23° 09' 40.2" P.A. 342.00 sep 74.4 mag 9.60,12.10 Sp G5
 
 
Coord 2000 18317+2310 Discov num HU  321 Comp AC Coord arcsec 2000 18 31 41.82 +23 09 40.2
Date first 1894 Date last 2015 Obs 20
Pa first 329 Pa last 341.6 P.A. Now (θ) 341.6°
Sep first 62.4 Sep last 74.35 Sep. Now (ρ) 74.35"
Mag pri 9.60 Mag sec 12.10 delta mag (ΔM) 2.5 Spectral class G5 (yellow)
Pri motion ra -069 Sec motion ra +008
Pri motion dec -122 Sec motion dec +001
Notes N L (See Notes, Linear solution)
rPM=1.035
This double is not physical.
 
 
18317+2310 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 342464 18 31 42 +23 09 40 HU 321 AB 2015 33 21 20.6 9.60 11.10 1.50
Show 18 31 42 +23 09 40 HU 321 AC 2015 20 342 74.4 9.60 12.10 2.50 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 2106-00298-1 Gaia DR2 4535447329570405632 HD 342464
 
 
WDS 18317+2310 HU 321 AC : NOTES
 
 
discov_num notes refcode
HU 321 Mt. Wilson spectral type of B is G0.
AB: Rectilinear solution by Friedman et al. (2012). USN2012a
 
 
REFERENCES
 
 
refcode metd author reference
USN2012a lin - Friedman, E.A., Mason, B.D., & Hartkopf, W.I. 2012IAUDS.176....1F
USN2012a Inf. Circ. 176, 1, 2012
 
 
DISCOVERER
 
 
discov author
HU Hussey, W.F.
USN Franz, O.G., Gossner, J.L., Josties, F.J., Lindenblad, I.W., Mikesell, A.H.,
USN Pub. USNO 18, Pt.1, 1963
USN Kallarakal, V.V., Lindenblad, I.W., Josties, F.J., Riddle, R.K., Miranian, M.,
USN Mintz, B.F., & Klugh, A.P.
USN Harrington, R.S., Dahn, C.C., Behall, A.L., Priser, J.B., Christy, J.W., Riepe,
USN B.Y., Ables, H.D., Guetter, H.H., et al.
USN Dahn, C.C., Harrington, R., Riepe, B.Y., Christy, J.W., Guetter, H.H.,
USN Behall, A.L., Walker, R.L., Hewitt, A.V., & Ables, H.D.
USN Dahn, C.C., Harrington, R.S., Riepe, B.Y., Christy, J.W., Guetter, H.H.,
USN Kallarakal, V.V., Miranian, M., Walker, R.L., et al.
USN Harrington, R.S., Kallarakal, V.V., Christy, J.W., Dahn, C.C., Riepe, B.Y.,
USN Guetter, H.H., Ables, H.D., Hewitt, A.V., et al.
USN Dahn, C.C., Harrington, R.S., Kallarakal, V.V., Guetter, H.H., Luginbuhl, C.B.,
USN Riepe, B.Y., Walker, R.L., Pier, J.R., et al.
USN Harrington, R.S., Dahn, C.C., Kallarakal, V.V., Guetter, H.H., Riepe, B.Y.,
USN Walker, R.L., Pier, J.R., Vrba, F.J., et al.
USN Monet, D., Bird A., Canzian B., Dahn C., Guetter H., Harris H., Henden A.,
USN Levine S., Luginbuhl C., Monet A.K.B., Rhodes A., Riepe B., et al.
USN Harris, H.C., Dahn, C.C., Dupuy, T.J., Canzian, B., Guetter, H.H., Hartkopf, W.I.,
USN Ireland, M.J., Leggett, S.K., Levine, S.E., Liu, M.C., Luginbuhl, C.B.,
USN Monet, A.K.B., Stone, R.C., Subasavage, J.P., Tilleman, T., & Walker, R.L.
USN Dahn, C.C., Harris, H.C., Subasavage, J.P., Ables, H.D., Canzian, B.J., Guetter,
USN H.H., Harris, F.H., Henden, A.H., Leggett, S.K., Levine, S.E., Luginbuhl, C.B.,
USN Monet, A.B., Monet, D.G., Munn, J.A., Pier, J.R., Stone, R.C., Vrba, F.J., Walker,
USN R.L. & Tillerman, T.M.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
18317+2310 HU 321 AC 2000 7 340 72.9 9.60 12.10 NLD 183141.82+230940.2
18317+2310 HU 321 AC 2001 8 340 72.9 9.60 12.10 NLD 183141.82+230940.2
18317+2310 HU 321 AC 2012 9 341 74.1 9.60 12.10 G5 NL 183141.82+230940.2
18317+2310 HU 321 AC 2013 10 342 74.1 9.60 12.10 G5 NL 183141.82+230940.2
18317+2310 HU 321 AC 2015 11 342 74.4 9.60 12.10 G5 NL 183141.82+230940.2

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

 
 
WDS 18317+2310 HU 321 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18317+2310 HU 321 AC : MEASURES
 
 
No records found.

 
 
WDS 18317+2310 : VIRTUAL EYEPIECE
 
 

18317+2310 HU 321A mag 9.6 Sp G5 18317+2310 HU 321B sep 20.6 P.A. 21.10 mag 11.1 18317+2310 HU 321C sep 74.3 P.A. 341.60 mag 12.1 virtual eyepiece
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Radius:
Components only
 
 
WDS 18317+2310 : ALADIN DSS IMAGE @ 18h 31m 41.82s +23° 09' 40.2"
 
 
 
 
WDS 18317+2310 HU 321 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18317+2310 HU 321AC distance=0' 18318+2321 TDT 928 distance=12' 18319+2253 SLE 188 distance=18' 18307+2320 SLE 183 distance=18' 18307+2321 KPP 601 distance=18' 18324+2325 POU3422 distance=19' 18327+2326 POU3424 distance=22' 18334+2301 J 463AB distance=25' 18334+2301 J 463AB,C distance=25' 18299+2307 TDT 913 distance=25' 18332+2326 POU3429 distance=26' 18336+2321 POU3430 distance=29' 18330+2334 KPP 418 distance=31' 18339+2300 POU3431 distance=33' 18321+2342 POU3418 distance=33' 18330+2337 POU3428 distance=34' 18295+2329 TDT 908 distance=37' 18343+2258 TDT 938 distance=38' 18290+2301 TDT 903 distance=39' 18323+2350 POU3421 distance=42' 18319+2351 POU3417 distance=42' 18322+2350 POU3420 distance=42' 18327+2350 POU3425 distance=43' 18351+2302 TDT 948 distance=49' 18324+2221 J 807 distance=50' 18310+2221 J 806 distance=50' 18306+2400 POU3413 distance=53' 18331+2221 KPP 419 distance=54' 18311+2216 COU 15 distance=54' 18302+2400 SLE 181 distance=55' 18315+2405 POU3414 distance=56' 18333+2219 LEP 89 distance=56' 18354+2243 SLE 212 distance=58' 18355+2336 STT 359 distance=59' 18271+2306 SLE 177 distance=64' 18349+2357 POU3435 distance=65' 18281+2359 SLE 180 distance=70' 18361+2344 HDS2639 distance=71' 18368+2320 POU3438AB distance=71' 18368+2320 POU3439AC distance=71' 18278+2357 POU3410 distance=71' 18330+2420 POU3427 distance=73' 18369+2323 TDT 958 distance=73' 18310+2424 TDT 923 distance=76' 18357+2403 POU3436 distance=77' 18346+2422 POU3432 distance=83' 18378+2310 POU3443 distance=84' 18278+2415 POU3411AB distance=85' 18278+2415 POU3412AC distance=85' 18352+2419 KPP3331 distance=85' 18370+2358 POU3440AB distance=88' 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 18317+2310 HU 321 AB 21 20.6 0
Show 18317+2310 HU 321 AC 342 74.4 0
Show 18318+2321 TDT 928 167 0.6 12
Show 18319+2253 SLE 188 99 17.7 18
Show 18307+2320 SLE 183 307 18.0 18
Show 18307+2321 KPP 601 154 5.5 18
Show 18324+2325 POU3422 177 12.0 19
Show 18327+2326 POU3424 273 9.1 22
Show 18334+2301 J 463 AB 224 1.9 25
Show 18334+2301 J 463 AB,C 97 23.8 25
Show 18299+2307 TDT 913 30 0.5 25
Show 18332+2326 POU3429 3 11.3 26
Show 18336+2321 POU3430 178 7.2 29
Show 18330+2334 KPP 418 87 3.8 31
Show 18339+2300 POU3431 342 6.8 33
Show 18321+2342 POU3418 129 7.0 33
Show 18330+2337 POU3428 257 14.6 34
Show 18295+2329 TDT 908 8 1.8 37
Show 18343+2258 TDT 938 67 0.9 38
Show 18290+2301 TDT 903 182 0.4 39
Show 18323+2350 POU3421 165 4.2 42
Show 18319+2351 POU3417 125 9.3 42
Show 18322+2350 POU3420 355 2.8 42
Show 18327+2350 POU3425 214 13.1 43
Show 18351+2302 TDT 948 6 4.6 49
Show 18324+2221 J 807 309 3.7 50
Show 18310+2221 J 806 240 2.4 50
Show 18306+2400 POU3413 242 9.3 53
Show 18331+2221 KPP 419 170 3.7 54
Show 18311+2216 COU 15 118 1.9 54
Show 18302+2400 SLE 181 271 15.3 55
Show 18315+2405 POU3414 260 17.8 56
Show 18333+2219 LEP 89 302 49.1 56
Show 18354+2243 SLE 212 255 14.3 58
Show 18355+2336 STT 359 4 0.8 59
Show 18271+2306 SLE 177 186 9.9 64
Show 18349+2357 POU3435 259 13.5 65
Show 18281+2359 SLE 180 247 6.4 70
Show 18361+2344 HDS2639 111 0.6 71
Show 18368+2320 POU3438 AB 359 8.5 71
Show 18368+2320 POU3439 AC 56 15.2 71
Show 18278+2357 POU3410 259 8.2 71
Show 18330+2420 POU3427 81 6.8 73
Show 18369+2323 TDT 958 255 0.4 73
Show 18310+2424 TDT 923 329 0.8 76
Show 18357+2403 POU3436 167 5.4 77
Show 18346+2422 POU3432 170 8.6 83
Show 18378+2310 POU3443 43 2.8 84
Show 18278+2415 POU3411 AB 34 9.9 85
Show 18278+2415 POU3412 AC 245 13.3 85
Show 18352+2419 KPP3331 5 2.5 85

 
 
WDS 18317+2310 : COMPONENTS
 
 
  A B
B pa=21.1°
sep=20.57"
 
C pa=341.6°
sep=74.35"
pa=329.0°
sep=59.92"
 
 
18317+2310 A
 
 
Name HD 342464 Coord arcsec 2000 183141.82+230940.2 Mag 9.6 Spectral class G5 (yellow)
PmRA -69.00 PmDE -122.0
CCDM
Ccdm 18317+2310 RComp Comp A Note1
Note2 Discov num DRAs -0.12 DDEs -20.6
R dRAs 65 Year Theta Rho
Obs 3 Vmag 9.5 Sp PmNote
PmRA -77 PmDE -129 Dm number +23 3357 Cat1 BD
Name2 Cat2 HD M HD
ADS BDS A11431 M ADS BDS N IDS IDS 18275N2306A
HIC
 
 
18317+2310 B
 
 
Coord arcsec 2000 183142.36+230959.4 Mag 11.1 PmRA 6.00 PmDE 10.0
Delta magnitude 1.5 Coordinate calculated yes
CCDM
Ccdm 18317+2310 RComp Comp B Note1
Note2 Discov num HU 321 DRAs 0.27 DDEs -4.8
R dRAs 65 Year 1928 Theta 004 Rho 7.7
Obs 9 Vmag 11.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11431 M ADS BDS N N IDS IDS 18275N2306B
HIC
 
 
18317+2310 C
 
 
Coord arcsec 2000 183140.12+231050.7 Mag 12.1 PmRA 8.00 PmDE 1.0
Delta magnitude 2.5 Coordinate calculated yes
CCDM
Ccdm 18317+2310 RComp Comp C Note1
Note2 Discov num HU 321 DRAs -1.96 DDEs 47.1
R dRAs 65 Year 1928 Theta 334 Rho 66.1
Obs 1 Vmag 11.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11431 M ADS BDS N IDS IDS 18275N2306C
HIC