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Current system
02493+1728
ARN 31 AD


Nearby doubles
15' : 02483+1727
COU 672

22' : 02479+1737
A 2223

30' : 02473+1717
A 2222AB

31' : 02474+1713
CHE 69

32' : 02514+1736
KU 79

33' : 02476+1706
CHE 70

35' : 02516+1739
CHE 73

37' : 02502+1802
COU 676

38' : 02495+1805
CHE 71

44' : 02501+1646
GWP 378

46' : 02511+1805
CHE 72

46' : 02473+1803
GWP 368

46' : 02469+1757
CHE 68

51' : 02485+1817
OCC 232

53' : 02473+1812
BPM 58

55' : 02489+1822
GRV 147

65' : 02529+1649
CHE 74

65' : 02459+1745
J 1081

78' : 02544+1754
GWP 389

81' : 02441+1658
HEI 97

82' : 02503+1608
BRT1172

85' : 02436+1709
BRT1171

86' : 02480+1604
TDS 96AB

87' : 02433+1718
BPM 56

89' : 02507+1601
BPM 61

93' : 02463+1850
OCC 873



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

02493+1728 ARN 31 AD

 
 
02h 49m 17.55s +17° 27' 51.5" P.A. 134.00 sep 221.7 mag 5.32,10.49 Sp B6V dist. 239.23 pc (780.37 l.y.)
 
 
Coord 2000 02493+1728 Discov num ARN  31 Comp AD Coord arcsec 2000 02 49 17.55 +17 27 51.5
Date first 1895 Date last 2018 Obs 12
Pa first 133 Pa last 134.2 P.A. Now (θ) 134.2°
Sep first 211.9 Sep last 221.7 Sep. Now (ρ) 221.7"
Mag pri 5.32 Mag sec 10.49 delta mag (ΔM) 5.17 Spectral class B6V (blue-white)
Pri motion ra +004 Sec motion ra +048
Pri motion dec -015 Sec motion dec -066
Notes N (See Notes)
rPM=0.825
This double is not physical.
 
 
02493+1728 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 93127 02 49 18 +17 27 52 OCC 9077 Aa,Ab 1993 0 -1 0.0 5.32
Show Pi Ari 93127 02 49 18 +17 27 52 STF 311 AB 2018 82 118 3.2 5.32 7.95 2.63
Show 93127 02 49 18 +17 27 52 STF 311 AC 2018 48 113 25.5 5.32 10.72 5.40
Show 93127 02 49 18 +17 27 52 ARN 31 AD 2018 12 134 221.7 5.32 10.49 5.17 <===
Show 93127 02 49 18 +17 27 52 TOB 364 AE 1997 1 184 14.2 5.32 14.00 8.68
Show 93127 02 49 18 +17 27 52 TOB 364 AF 1997 1 17 17.5 5.32 15.00 9.68
Show 02 49 18 +17 27 50 STF 311 BC 2017 30 110 23.8 7.95 10.72 2.77
Septuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name NSV944 Ari Constellation Aries SAO 93127 HIP 13165
Tycho2 1223-01987-1 Gaia DR2 83369717557815296 HD 17543 HR 836
GC 3378 ADS 2151 BD BD+16 355 Bayer Pi Arietis
Bayer name Pi Ari Flamsteed 42 Arietis Flamsteed name 42 Ari Distance 239.23
Distance ly 780.37 Bayer greek π Ari
 
 
WDS 02493+1728 ARN 31 AD : NOTES
 
 
discov_num notes refcode
STF 311 pi Ari = 42 Ari. A is a spectroscopic and occultation binary.
AB: H 1 64. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
 
 
DISCOVERER
 
 
idgroup discov author
1 ARN Arnold, D.
100 OCC Taylor, G.E., O'Leary, B., van Fladern, T.C. Bartholdi, P., Owen, F.,
100 OCC Hubbard, W.B., Smith, B.A., Smith, S.A., Fallon, F.W. Devinney, E.J. & Oliver, J.
105 OCC Dunham, D.W., Dunham, J.B., Binzel, R.P., Evans, D.S., Freuh, M., Henry, G.W.,
105 OCC A'Hearn, M.A., Schnurr, R., Betts, R., Haynes, H., Orcutt, R., Bowell, E., et al.
108 OCC Vasundhara, R., Jayakumar, K., Velu, C., Appakutty, M., Paranjpye, A.,
108 OCC Kulkarni, H., Nitsure, P., Prabhunne, M. & Shah, K.
115 OCC Lin, C.-L., Zhang, Z.-W., Chen, W.P., King, S.-K., Lin, H.-C., Bianco, F.B.,
115 OCC Lehner, M.J., Coehlo, N., Wang, J.-H., Mondal, S., Alcock, C., Axelrod, T., et al.
116 OCC Herald, D., Boyle, R., Dunham, D., Hirose, T., Maley, P., Timerson, B., Farris,
116 OCC T., Frappa, E., Lecacheux, J., Hayamizu, T., Kozubal, M., Nolthenius, R., et al.
121 OCC Loader, B., Asada, Y., Breit, D., Bradshaw, J., Gault, D., Herald, D., Iverson,
121 OCC E., Ishida, M., Karasaki, H., Kashiwagura, M., Miyashita, K., Messner, S., et al.
124 OCC Loader, B. Bradshaw, J., Breit, D., Gault, D., George, T., Herald, D., Iverson,
124 OCC E., Ishida, M., Karasaki, H., Kashiwagura, M., Kenmotsu, K., Lowe, D., et al.
125 OCC George, T., Timerson, B., Cooke, B., Degenhardt, S., Dunham, D.W., Messner, S.,
125 OCC Suggs, R., Venable, R. & Warren, W.H.
126 OCC George, T., Timerson, B., Beard, T., Blank, T., Dantowitz, R., Davis, J.,
126 OCC di Cicco, D., Dunham, D.W., Hill, M., Sliski, A. & Sumner, R.
127 OCC Bulder, H., Loader, B., Herald, D., Messner, S., Ling, A., Raab, H.,
127 OCC Culbertson, B., Black, S., Ishida, M., Ohno, T., & Miyashita, K.
128 OCC George, T., Timerson, B., Degenhardt, S., Bracken, C., Cadmus, R., Carcich, A.,
128 OCC Centala, J., Modic, R., & Slauson, D.
129 OCC Loader, B., Asada, Y., Bradshaw, J., Breit, D., Fuertes, J., Gault, D., George,T.,
129 OCC Graham, P., Herald, D., Holenstein, B., Iverson, E., Ishida, M., et al.
130 OCC George, T., Timerson, B., Brooks, J., Conrad, S., Dunham, J.B., Dunham, D.W.,
130 OCC Jones,R., Lipka, T.R., Thomas, W., Warren, W.J., Jr., Wasson, R. & Wisniewski, J.
147 OCC Loader, B., Bradshaw, J., Breit, D., Edens, E., Forbes, M., Gault, D., George, T.,
147 OCC Haymes, T., Herald, D., Holenstein, B., Ito, T., Iverson, E., et al.
148 OCC Soma, M., Hayamizu, T., Ishida, M., Owada, M., Ida, M., Aikawa, R., Hashimoto, A.,
148 OCC Horaguchi, T., Kitazaki, K., Uchiyama, S., Uehara, S., Yaeza, A., et al.
149 OCC Loader, B., Asai, A., Bardecker, J., Bradshaw, J., Breit, D., Buettner, D.,
149 OCC Chad, C., Denyer, P., Edens, E., Forbes, M., Gault, D., George, T., et al.
152 OCC Loader, B., Anderson, P., Asai, A., Bradshaw, J., Breit, D., Forbes, M.,
152 OCC Gault, D., George, T., Haymes, T., Herald, D., Ishida, M., Kerr, S., et al.
155 OCC Timerson, B., George, T., Bean, J., Blank, T., Bardecker, J., Dunham, D., Dunham,
155 OCC J., Gimple, B., Maley, P., Anthony, S., Wiesenborn, C., Hunt, T., Sumner, R. &
155 OCC Thomas, W.
156 OCC Hirose, T., Ida, M., Yamamura, H., Uchiyama, S., Hashimoto, A., Aikawa, R.,
156 OCC Terakubo, K., Sato, M. & Shima, K.
157 OCC Loader, B., Asada, Y., Asai, A., Bardecker, J., Bourgeois, J., Bradshaw, J., Chad,
157 OCC C., Ellington, C., Gault, D., Giacchini, B., Haymes, T., Herald, D., Ishida, M.,
157 OCC Iverson, E., Kerr, S., Manek, J., McKay, G., Messner, S., Pratt, A., Sandy, R.,
157 OCC Watanabe, H., Yamamura, H. & Yoshida, H.
160 OCC Perello, C., Frappa, E., Janik, T., Kattentidt, B., Polak, J., Rottenborn, M. &
160 OCC Selva, A.
165 OCC Gault, D., Barry, T., Nosworthy, P., Hanna, W., Messner, S., Oesper, D., Dunford,
165 OCC R., Trank, R., Preston, S. & Herald, D.
170 OCC Frappa, E., Zeleny, P., Baruffetti, P., Bendjeddou, A., Bigi, M., Bouazara, O.,
170 OCC Gacem, A., Khenifer, H.M., Mokhtari, L., Nosal, P., Rayane, H., Selimi, T.E.M.,
170 OCC Sposetti, S. & Aissa, D.B.
171 OCC Hayamizu, T., Soma, M., Watanabe, Hi., Asai, A., Watanable, Ha., Akira, A.,
171 OCC Ida, M., Uchiyama, S., Nagata, T., Yamamura, H., Owada, M. & Yamashita, M.
178 STF Struve, F.G.W.
211 TOB Tobal, T.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02493+1728 ARN 31 AD 2002 8 135 220.2 5.32 10.49 B6V D 024917.56+172751.6
02493+1728 ARN 31 AD 2011 10 134 220.2 5.32 10.49 B6V N D 024917.55+172751.5
02493+1728 ARN 31 AD 2018 12 134 221.7 5.32 10.49 B6V N 024917.55+172751.5

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

 
 
WDS 02493+1728 ARN 31 AD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 02493+1728 ARN 31 AD : MEASURES
 
 
No records found.

 
 
WDS 02493+1728 : VIRTUAL EYEPIECE
 
 

02493+1728 STF 311A mag 5.32 Sp B6V 02493+1728 OCC9077Ab 02493+1728 STF 311B sep 3.4 P.A. 118.00 mag 7.95 Sp B6V 02493+1728 STF 311C sep 24.5 P.A. 113.50 mag 10.72 02493+1728 ARN 31D sep 216.5 P.A. 135.60 mag 10.49 02493+1728 TOB 364E sep 14.2 P.A. 183.70 mag 14 02493+1728 TOB 364F sep 17.4 P.A. 15.90 mag 15 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 02493+1728 : ALADIN DSS IMAGE @ 02h 49m 17.55s +17° 27' 51.5"
 
 
 
 
WDS 02493+1728 ARN 31 AD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

02493+1728 ARN 31AD distance=0' 02493+1728 STF 311BC distance=1' 02483+1727 COU 672 distance=15' 02479+1737 A 2223 distance=22' 02473+1717 A 2222CD distance=30' 02473+1717 A 2222AB distance=30' 02473+1717 A 2222A,CD distance=30' 02474+1713 CHE 69 distance=31' 02514+1736 KU 79 distance=32' 02476+1706 CHE 70 distance=33' 02516+1739 CHE 73 distance=35' 02502+1802 COU 676 distance=37' 02495+1805 CHE 71 distance=38' 02501+1646 GWP 378 distance=44' 02511+1805 CHE 72 distance=46' 02473+1803 GWP 368 distance=46' 02469+1757 CHE 68 distance=46' 02485+1817 OCC 232 distance=51' 02473+1812 BPM 58 distance=53' 02489+1822 GRV 147 distance=55' 02529+1649 CHE 74 distance=65' 02459+1745 J 1081 distance=65' 02544+1754 GWP 389 distance=78' 02441+1658 HEI 97 distance=81' 02503+1608 BRT1172 distance=82' 02436+1709 BRT1171 distance=85' 02480+1604 TDS 96AB distance=86' 02480+1604 TDS 96Aa,Ab distance=86' 02433+1718 BPM 56 distance=87' 02507+1601 BPM 61 distance=89' 02463+1850 OCC 873 distance=93' 02429+1754 COU 23 distance=95' 02507+1910 TOK 76 distance=104' 02507+1910 KPP3158AC distance=104' 02564+1801 OCC 901 distance=108' 02540+1601 HDS 370 distance=110' 02423+1639 BPM 55 distance=111' 02570+1714 HO 317 distance=112' 02546+1850 GRV 150 distance=113' 02554+1617 HEI 24 distance=113' 02438+1606 HEI 23 distance=114' 02443+1600 GWP 361 distance=114' 02435+1611 BPM 57 distance=114' 02560+1623 LDS3439 distance=116' 02483+1532 BPM 59 distance=117' 02475+1922 STF 305AB distance=118' 02475+1922 STF 305AC distance=118' 02521+1536 GWP 383 distance=120' 02448+1544 TDS 93 distance=123' 02564+1616 HEI 25 distance=125' 02407+1711 KPP 89 distance=125' 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 02493+1728 STF 311 AB 118 3.2
Show 02493+1728 ARN 31 AD 134 221.7
Show 02493+1728 STF 311 AC 113 25.5
Show 02493+1728 TOB 364 AE 184 14.2
Show 02493+1728 TOB 364 AF 17 17.5
Show 02493+1728 OCC9077 Aa,Ab -1 0.0
Show 02493+1728 STF 311 BC 110 23.8 1
Show 02483+1727 COU 672 202 0.3 15
Show 02479+1737 A 2223 61 2.0 22
Show 02473+1717 A 2222 CD 108 0.5 30
Show 02473+1717 A 2222 AB 303 4.5 30
Show 02473+1717 A 2222 A,CD 135 103.8 30
Show 02474+1713 CHE 69 352 28.2 31
Show 02514+1736 KU 79 296 20.9 32
Show 02476+1706 CHE 70 328 26.3 33
Show 02516+1739 CHE 73 184 27.3 35
Show 02502+1802 COU 676 156 0.9 37
Show 02495+1805 CHE 71 176 12.2 38
Show 02501+1646 GWP 378 112 30.5 44
Show 02511+1805 CHE 72 151 32.9 46
Show 02473+1803 GWP 368 82 22.1 46
Show 02469+1757 CHE 68 148 20.5 46
Show 02485+1817 OCC 232 -1 0.2 51
Show 02473+1812 BPM 58 334 33.0 53
Show 02489+1822 GRV 147 276 10.0 55
Show 02529+1649 CHE 74 329 25.3 65
Show 02459+1745 J 1081 23 3.9 65
Show 02544+1754 GWP 389 301 9.5 78
Show 02441+1658 HEI 97 291 0.5 81
Show 02503+1608 BRT1172 75 5.2 82
Show 02436+1709 BRT1171 159 2.7 85
Show 02480+1604 TDS 96 AB 235 1.2 86
Show 02480+1604 TDS 96 Aa,Ab 186 0.2 86
Show 02433+1718 BPM 56 176 71.7 87
Show 02507+1601 BPM 61 122 23.5 89
Show 02463+1850 OCC 873 -1 0.1 93
Show 02429+1754 COU 23 137 1.1 95
Show 02507+1910 TOK 76 15 17.2 104
Show 02507+1910 KPP3158 AC 126 5.3 104
Show 02564+1801 OCC 901 -1 -1.0 108
Show 02540+1601 HDS 370 53 0.2 110
Show 02423+1639 BPM 55 87 115.7 111
Show 02570+1714 HO 317 309 3.6 112
Show 02546+1850 GRV 150 353 12.2 113
Show 02554+1617 HEI 24 197 4.5 113
Show 02438+1606 HEI 23 341 1.0 114
Show 02443+1600 GWP 361 143 71.0 114
Show 02435+1611 BPM 57 28 112.3 114
Show 02560+1623 LDS3439 297 17.7 116
Show 02483+1532 BPM 59 307 105.7 117
Show 02475+1922 STF 305 AB 306 3.5 118

 
 
WDS 02493+1728 : COMPONENTS
 
 
  A Ab B C D E
Ab pa=0.0°
sep=0.00"
 
B pa=118.0°
sep=3.40"
pa=118.0°
sep=3.40"
 
C pa=113.5°
sep=24.50"
pa=113.5°
sep=24.50"
pa=112.7°
sep=21.11"
 
D pa=135.6°
sep=216.52"
pa=135.6°
sep=216.52"
pa=135.8°
sep=213.28"
pa=138.3°
sep=194.03"
 
E pa=183.7°
sep=14.24"
pa=183.7°
sep=14.24"
pa=197.3°
sep=13.21"
pa=259.2°
sep=23.82"
pa=312.6°
sep=207.30"
 
F pa=15.9°
sep=17.42"
pa=15.9°
sep=17.42"
pa=5.5°
sep=18.44"
pa=326.3°
sep=31.88"
pa=319.4°
sep=225.65"
pa=10.4°
sep=31.48"
 
 
02493+1728 A
 
 
Name Pi Ari Coord arcsec 2000 024917.55+172751.5 Mag 5.32 Spectral class B6V (blue-white)
PmRA 4.00 PmDE -11.0 Tycho2 1223-01987-1
Tycho2
Tycho2 1223-01987-1 Pflag RAmdeg 42.32316341 DEmdeg 17.46431255
PmRA 4.3 PmDE -11.2 E RAmdeg 4 E DEmdeg 4
E pmRA 0.7 E pmDE 0.7 EpRAm 1991.28 EpDEm 1991.28
Num 22 Q RAmdeg 1.2 Q DEmdeg 1.5 Q pmRA 1.4
Q pmDE 1.6 BTmag 5.214 E BTmag 0.014 VTmag 5.321
E VTmag 0.009 Prox 33 TYC T HIP 13165
CCDM A RAdeg 42.32315306 DEdeg 17.46433806 EpRA 1990 1.72
EpDE 1990 1.74 E RAdeg 3.6 E DEdeg 3.8 Posflg
Corr -0.7
CCDM
Ccdm 02493+1728 RComp Comp A Note1
Note2 Discov num DRAs -0.50 DDEs -8.6
R dRAs 10 Year Theta Rho
Obs 3 Vmag 5.3 Sp B5 PmNote *
PmRA -16 PmDE -18 Dm number +16 355 Cat1 BD
Name2 +17 251 Cat2 AGK2/3 HD 17543 M HD
ADS BDS A 2151 M ADS BDS N IDS IDS 02437N1703A
HIC 13165
 
 
02493+1728 Ab
 
 
Coord arcsec 2000 024917.55+172751.5 SAO 93127 HIP 13165 HD 17543
HR 836 GC 3378 BD BD+16 355 Flamsteed 42 Arietis
Flamsteed name 42 Ari Calc delta mag 5.32 Calc coord yes
SAO
SAO 93127 DelFlag RA1950 PmRA1950 -0.0001
DE1950 PmDE1950 -0.012 Vmag 5.3 SpType B5
Double code Source 70 CatNum 3378 DM BD+16 355
DMcomp BDsup HD 17543 M HD 0
GC 3378 RA1950rad 0.72647911 DE1950rad 0.30120048 PmRA2000 -0.0001
PmDE2000 -0.015
Hipparcos
Catalog H HIP 13165 Proxy H RAhms 02 49 17.56
DEdms +17 27 51.6 Vmag 5.26 VarFlag R Vmag H
RAdeg 42.3232 DEdeg 17.4643 AstroRef A Plx 5.41
CCDM 02493+1728 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 119 Rho 3.284 HD 17543 BD BD+16 355
CD CP Dm number +16 355 VIred -0.05
SpType B6V R SpType Coord arcsec 2000 024917.56+172751.6
Hipparcos 2
HIP 13165 Sn 15 So 3 Nc 2
RArad 0.7386784373 DErad 0.3048103131 Plx 4.18 PmRA 2.6
PmDE -14.1 E RArad 0.56 E DErad 0.49 E Plx 0.69
E pmRA 0.96 E pmDE 0.7 Hpmag 5.2433 E Hpmag 0.0006
SHp 0.005 VA 0 BV -0.066 E BV 0.006
VI -0.04
 
 
02493+1728 B
 
 
Coord arcsec 2000 024917.76+172749.9 Coord calc 024917.76+172749.9 Mag 7.95 Spectral class B6V (blue-white)
PmRA 4.00 PmDE -15.0 Calc delta mag 2.63
CCDM
Ccdm 02493+1728 RComp Comp B Note1
Note2 Discov num STF 311 DRAs DDEs
R dRAs Year 1832 Theta 120 Rho 3.2
Obs 33 Vmag 8.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 2151 M ADS BDS N IDS IDS 02437N1703B
HIC 13165
 
 
02493+1728 C
 
 
Coord arcsec 2000 024919.12+172741.7 Mag 10.72 PmRA 18.00 PmDE -42.0
Calc delta mag 5.4 Calc coord yes
CCDM
Ccdm 02493+1728 RComp Comp C Note1
Note2 Discov num STF 311 DRAs DDEs
R dRAs Year 1832 Theta 110 Rho 25.2
Obs 15 Vmag 10.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 2151 M ADS BDS N IDS IDS 02437N1703C
HIC
 
 
02493+1728 D
 
 
Coord arcsec 2000 024928.15+172516.9 Mag 10.49 PmRA 48.00 PmDE -66.0
Tycho2 1223-01023-1 Calc delta mag 5.17 Calc coord yes
Tycho2
Tycho2 1223-01023-1 Pflag RAmdeg 42.36912077 DEmdeg 17.42180869
PmRA 47.4 PmDE -67.8 E RAmdeg 30 E DEmdeg 36
E pmRA 1.1 E pmDE 1.1 EpRAm 1978.34 EpDEm 1971.97
Num 7 Q RAmdeg 2.0 Q DEmdeg 2.0 Q pmRA 1.9
Q pmDE 1.9 BTmag 11.427 E BTmag 0.081 VTmag 10.489
E VTmag 0.052 Prox 999 TYC T HIP
CCDM RAdeg 42.36901528 DEdeg 17.42196611 EpRA 1990 1.74
EpDE 1990 1.66 E RAdeg 37.6 E DEdeg 49.0 Posflg
Corr -0.3
 
 
02493+1728 E
 
 
Coord arcsec 2000 024917.49+172737.3 Mag 14 Calc delta mag 8.68 Calc coord yes
 
 
02493+1728 F
 
 
Coord arcsec 2000 024917.88+172808.3 Mag 15 Calc delta mag 9.68 Calc coord yes