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Current system
01579+2336
H 5 12 AB
Lam Ari


Nearby doubles
36' : 01555+2345
POU 149

37' : 01568+2303
BVD 21

53' : 01543+2352
POU 148

56' : 01553+2418
CVR1733

59' : 02016+2405
STF 200

62' : 01578+2437
CVR 35

66' : 02019+2415
POU 157

67' : 01535+2308
SKF2669

69' : 02003+2436
COU 753

71' : 01594+2444
CVR 408

72' : 01538+2420
POU 147

75' : 02033+2339
POU 158

77' : 01593+2450
STF 194

77' : 02019+2430
POU 156

78' : 02034+2319
LDS3339

83' : 01565+2456
POU 150

93' : 01597+2505
J 230

94' : 01518+2256
KPP1992

97' : 01568+2511
POU 151

102' : 02053+2352
BVD 22

107' : 01586+2521
POU 154

107' : 02035+2222
SLW 94

107' : 01563+2520
COU 453

112' : 01512+2439
HO 311

121' : 01593+2535
UC 653

125' : 01529+2152
J 671



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.

01579+2336 H 5 12 AB (Lam Ari)

 
 
01h 57m 55.71s +23° 35' 45.8" P.A. 48.00 sep 37.3 mag 4.80,6.65 Sp F0IV+F7V dist. 39.49 pc (128.82 l.y.)
 
 
Coord 2000 01579+2336 Discov num H 5  12 Comp AB Coord arcsec 2000 01 57 55.71 +23 35 45.8
Date first 1777 Date last 2020 Obs 94
Pa first 48 Pa last 47.7 P.A. Now (θ) 47.7°
Sep first 38.0 Sep last 37.318 Sep. Now (ρ) 37.318"
Mag pri 4.80 Mag sec 6.65 delta mag (ΔM) 1.85 Spectral class F0IV+F7V (yellow-white/yellow-white)
Pri motion ra -093 Sec motion ra -091
Pri motion dec -013 Sec motion dec -018
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.057 (< 0.3, Physical double)
This double is physical.
 
 
01579+2336 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Lam Ari 75051 01 57 56 +23 35 46 H 5 12 AB 2020 94 48 37.3 4.80 6.65 1.85 <===
Show 75051 01 57 56 +23 35 46 H 5 12 AC 2016 10 76 190.4 4.80 9.70 4.90
Show 75051 01 57 56 +23 35 46 H 5 12 AD 2016 17 85 272.3 4.80 9.88 5.08
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Lam Ari Var name NSV680 Ari Constellation Aries SAO 75051
HIP 9153 Tycho2 1757-01964-1 Gaia DR2 104716907609412352 HD 11973
HR 569 GC 2366 ADS 1563 BD BD+22 288
Bayer Lambda Arietis Bayer name Lam Ari Flamsteed 9 Arietis Flamsteed name 9 Ari
Distance 39.49 Distance ly 128.82 Bayer greek λ Ari
 
 
WDS 01579+2336 H 5 12 AB (Lam Ari) : NOTES
 
 
discov_num notes refcode
H 5 12 H V 12. STTA 21. 9 Ari = lam Ari. A is a Beta Lyrae-type and
spectroscopic binary. B is BD+22@289.
AB: HJL 28. HJL1986
 
 
REFERENCES
 
 
refcode metd author reference
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
 
 
DISCOVERER
 
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01579+2336 H 5 12 AB 2007 66 47 37.1 4.80 6.65 F0IV F7V N DV 015755.71+233545.8
01579+2336 H 5 12 AB 2009 68 44 40.4 4.80 6.65 F0IV F7V NVD 015755.71+233545.8
01579+2336 H 5 12 AB 2010 70 47 37.3 4.80 6.65 F0IV F7V NVD 015755.71+233545.8
01579+2336 H 5 12 AB 2011 71 48 38.1 4.80 6.65 F0IV F7V NVD 015755.71+233545.8
01579+2336 H 5 12 AB 2012 74 48 38.1 4.80 6.65 F0IV F7V NVD 015755.71+233545.8
01579+2336 H 5 12 AB 2013 79 48 37.2 4.80 6.65 F0IV F7V NVD 015755.71+233545.8
01579+2336 H 5 12 AB 2014 80 47 37.1 4.80 6.65 F0IV F7V NVD 015755.71+233545.8
01579+2336 H 5 12 AB 2015 82 47 37.2 4.80 6.65 F0IV+F7V NV 015755.71+233545.8
01579+2336 H 5 12 AB 2016 84 48 37.1 4.80 6.65 F0IV+F7V NV 015755.71+233545.8
01579+2336 H 5 12 AB 2017 85 48 37.2 4.80 6.65 F0IV+F7V NV 015755.71+233545.8
01579+2336 H 5 12 AB 2018 86 48 37.3 4.80 6.65 F0IV+F7V NV 015755.71+233545.8
01579+2336 H 5 12 AB 2019 90 48 37.3 4.80 6.65 F0IV+F7V NV 015755.71+233545.8
01579+2336 H 5 12 AB 2020 91 48 37.3 4.80 6.65 F0IV+F7V NV 015755.71+233545.8

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

 
 
WDS 01579+2336 H 5 12 AB (Lam Ari) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 22/11/22 Daedalus1 mean difficulty separated 48   Seeing Pickering 6, good. Primary very much brighter, pure white. Companion yellow-white. The very wide separation seems magnified by the difference in magnitudes.
Show 14/01/06 gianluca.paone mean difficulty separated 45 interesting but to observe in better conditions

 
 
WDS 01579+2336 H 5 12 AB (Lam Ari) : MEASURES
 
 
Records found: 1
Show date username difficulty sep sep_sigma pa pa_sigma delta_mag # notes
Show 22/11/22 Daedalus1 mean difficulty 37.28 0.07 48.00 0.00 2.48 12 Pickering 6, good.
 
 
WDS 01579+2336 (Lam Ari) : VIRTUAL EYEPIECE
 
 

01579+2336 H 5 12A mag 4.8 Sp F0IV 01579+2336 H 5 12B sep 35.6 P.A. 45.20 mag 6.65 Sp F7V 01579+2336 H 5 12C sep 175.4 P.A. 75.00 mag 9.7 Sp K 01579+2336 H 5 12D sep 249.8 P.A. 84.40 mag 9.88 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 01579+2336 (Lam Ari) : ALADIN DSS IMAGE @ 01h 57m 55.71s +23° 35' 45.8"
 
 
 
 
WDS 01579+2336 H 5 12 AB (Lam Ari) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

01579+2336 H 5 12AB distance=0' 01555+2345 POU 149 distance=36' 01568+2303 BVD 21 distance=37' 01543+2352 POU 148 distance=53' 01572+2429 POU 152BC distance=55' 01553+2418 CVR1733 distance=56' 02016+2405 STF 200 distance=59' 01578+2437 CVR 35 distance=62' 02019+2415 POU 157 distance=66' 01535+2308 SKF2669 distance=67' 02003+2436 COU 753 distance=69' 01594+2444 CVR 408 distance=71' 01538+2420 POU 147 distance=72' 02033+2339 POU 158 distance=75' 01593+2450 STF 194 distance=77' 02019+2430 POU 156 distance=77' 02034+2319 LDS3339 distance=78' 01565+2456 POU 150 distance=83' 01597+2505 J 230 distance=93' 01518+2256 KPP1992 distance=94' 01568+2511 POU 151 distance=97' 02053+2352 BVD 22 distance=102' 01586+2521 POU 154 distance=107' 02035+2222 SLW 94 distance=107' 01563+2520 COU 453 distance=107' 01512+2439 HO 311 distance=112' 01593+2535 UC 653 distance=121' 01529+2152 J 671 distance=125' 01485+2337 POU 146 distance=131' 01584+2547 A 2011 distance=132' 01486+2301 SLW 85 distance=133' 01501+2217 STF 174 distance=134' 01492+2443 LSC 17 distance=138' 01498+2216 SLW 86 distance=138' 01477+2358 POU 145 distance=143' 02082+2356 UC 690 distance=143' 01474+2343 POU 144 distance=145' 02062+2207 COU 149 distance=146' 02062+2507 STF 212 distance=146' 01508+2147 NUG 1 distance=148' 01500+2157 SKF2621 distance=148' 02060+2520 POU 159 distance=152' 01534+2114 KPP3467 distance=155' 02088+2248 SKF1667 distance=158' 01596+2100 STF 196BC distance=158' 01596+2100 STF 196AB distance=158' 01596+2100 STF 196AC distance=158' 01596+2100 STF 196AD distance=158' 01596+2100 STF 196CD distance=158' 01585+2616 TOB 12 distance=161' 02037+2556 STF 208AB distance=161' 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 01579+2336 H 5 12 AB 48 37.3
Show 01579+2336 H 5 12 AC 76 190.4
Show 01579+2336 H 5 12 AD 85 272.3
Show 01555+2345 POU 149 116 4.2 36
Show 01568+2303 BVD 21 138 59.2 37
Show 01543+2352 POU 148 12 7.7 53
Show 01572+2429 POU 152 BC 292 6.7 55
Show 01553+2418 CVR1733 38 111.3 56
Show 02016+2405 STF 200 124 8.1 59
Show 01578+2437 CVR 35 167 7.7 62
Show 02019+2415 POU 157 182 14.4 66
Show 01535+2308 SKF2669 235 1.8 67
Show 02003+2436 COU 753 97 1.8 69
Show 01594+2444 CVR 408 10 10.6 71
Show 01538+2420 POU 147 299 15.0 72
Show 02033+2339 POU 158 72 14.5 75
Show 01593+2450 STF 194 279 1.3 77
Show 02019+2430 POU 156 205 13.4 77
Show 02034+2319 LDS3339 172 130.4 78
Show 01565+2456 POU 150 183 7.4 83
Show 01597+2505 J 230 333 2.6 93
Show 01518+2256 KPP1992 68 15.8 94
Show 01568+2511 POU 151 343 6.6 97
Show 02053+2352 BVD 22 1 44.7 102
Show 01586+2521 POU 154 248 10.7 107
Show 02035+2222 SLW 94 262 160.8 107
Show 01563+2520 COU 453 282 0.7 107
Show 01512+2439 HO 311 178 0.4 112
Show 01593+2535 UC 653 294 11.8 121
Show 01529+2152 J 671 153 2.7 125
Show 01485+2337 POU 146 95 16.0 131
Show 01584+2547 A 2011 297 3.7 132
Show 01486+2301 SLW 85 275 17.1 133
Show 01501+2217 STF 174 164 2.9 134
Show 01492+2443 LSC 17 39 1.0 138
Show 01498+2216 SLW 86 334 17.5 138
Show 01477+2358 POU 145 323 9.2 143
Show 02082+2356 UC 690 307 40.4 143
Show 01474+2343 POU 144 109 9.8 145
Show 02062+2207 COU 149 61 0.4 146
Show 02062+2507 STF 212 162 1.9 146
Show 01508+2147 NUG 1 262 7.5 148
Show 01500+2157 SKF2621 62 6.0 148
Show 02060+2520 POU 159 28 32.7 152
Show 01534+2114 KPP3467 300 2.0 155
Show 02088+2248 SKF1667 101 2.1 158
Show 01596+2100 STF 196 BC 154 21.2 158
Show 01596+2100 STF 196 AB 41 1.8 158
Show 01596+2100 STF 196 AC 154 21.1 158
Show 01596+2100 STF 196 AD 9 198.4 158
Show 01596+2100 STF 196 CD 5 217.3 158

 
 
WDS 01579+2336 : COMPONENTS
 
 
  A B C
B pa=45.2°
sep=35.64"
 
C pa=75.0°
sep=175.43"
pa=82.0°
sep=145.57"
 
D pa=84.4°
sep=249.75"
pa=90.2°
sep=223.28"
pa=105.0°
sep=81.92"
 
 
01579+2336 A
 
 
Name Lam Ari Coord arcsec 2000 015755.71+233545.8 Mag 4.8 Spectral class F0IV (yellow-white)
PmRA -93.00 PmDE -13.0 SAO 75051 HIP 9153
Tycho2 1757-01964-1 HD 11973 HR 569 GC 2366
BD BD+22 288 Bayer Lambda Arietis Bayer name Lam Flamsteed 9 Arietis
Flamsteed name 9 Ari
Tycho2
Tycho2 1757-01964-1 Pflag RAmdeg 29.48215334 DEmdeg 23.59606343
PmRA -92.1 PmDE -13.6 E RAmdeg 3 E DEmdeg 4
E pmRA 0.7 E pmDE 0.6 EpRAm 1991.48 EpDEm 1991.09
Num 20 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.0 BTmag 5.114 E BTmag 0.014 VTmag 4.802
E VTmag 0.009 Prox 373 TYC T HIP 9153
CCDM RAdeg 29.48238333 DEdeg 23.59609472 EpRA 1990 1.76
EpDE 1990 1.63 E RAdeg 3.3 E DEdeg 3.6 Posflg
Corr -0.2
SAO
SAO 75051 DelFlag RA1950 PmRA1950 -0.0065
DE1950 PmDE1950 -0.009 Vmag 4.8 SpType A5
Double code Source 70 CatNum 2366 DM BD+22 288
DMcomp BDsup HD 11973 M HD 0
GC 2366 RA1950rad 0.50237679 DE1950rad 0.40758891 PmRA2000 -0.0065
PmDE2000 -0.013
Hipparcos
Catalog H HIP 9153 Proxy RAhms 01 57 55.78
DEdms +23 35 45.9 Vmag 4.79 VarFlag R Vmag G
RAdeg 29.4824 DEdeg 23.5961 AstroRef Plx 24.49
CCDM 01580+2336 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 11973 BD BD+22 288
CD CP Dm number +22 288 VIred 0.33
SpType F0V R SpType Coord arcsec 2000 015755.78+233545.9
Hipparcos 2
HIP 9153 Sn 5 So 0 Nc 1
RArad 0.5145649062 DErad 0.4118295652 Plx 25.32 PmRA -92.55
PmDE -13.25 E RArad 0.31 E DErad 0.18 E Plx 0.3
E pmRA 0.5 E pmDE 0.23 Hpmag 4.8582 E Hpmag 0.0006
SHp 0.005 VA 0 BV 0.29 E BV 0
VI 0.33
 
 
01579+2336 B
 
 
Coord arcsec 2000 015757.55+233610.9 Mag 6.65 Spectral class F7V (yellow-white) PmRA -91.00
PmDE -18.0 Tycho2 1757-01963-1 Calc delta mag 1.85 Calc coord yes
Tycho2
Tycho2 1757-01963-1 Pflag RAmdeg 29.49043695 DEmdeg 23.60311101
PmRA -91.4 PmDE -17.5 E RAmdeg 4 E DEmdeg 5
E pmRA 1.0 E pmDE 0.9 EpRAm 1991.47 EpDEm 1991.27
Num 13 Q RAmdeg 1.8 Q DEmdeg 1.2 Q pmRA 1.7
Q pmDE 1.2 BTmag 7.130 E BTmag 0.016 VTmag 6.647
E VTmag 0.010 Prox 373 TYC T HIP
CCDM RAdeg 29.49066556 DEdeg 23.60315111 EpRA 1990 1.74
EpDE 1990 1.74 E RAdeg 4.1 E DEdeg 4.6 Posflg
Corr -0.2
 
 
01579+2336 C
 
 
Coord arcsec 2000 015808.04+233631.2 Mag 9.7 Spectral class K (yellow-orange) PmRA 34.00
PmDE -23.0 Calc delta mag 4.9 Calc coord yes
 
 
01579+2336 D
 
 
Coord arcsec 2000 015813.79+233610.0 Mag 9.88 PmRA 21.00 PmDE -5.0
Tycho2 1757-00621-1 Calc delta mag 5.08 Calc coord yes
Tycho2
Tycho2 1757-00621-1 Pflag RAmdeg 29.56353097 DEmdeg 23.60295757
PmRA 19.0 PmDE -5.7 E RAmdeg 24 E DEmdeg 28
E pmRA 1.2 E pmDE 1.2 EpRAm 1987.08 EpDEm 1985.46
Num 4 Q RAmdeg 1.0 Q DEmdeg 0.5 Q pmRA 1.0
Q pmDE 0.5 BTmag 11.281 E BTmag 0.071 VTmag 9.881
E VTmag 0.034 Prox 999 TYC T HIP
CCDM RAdeg 29.56348306 DEdeg 23.60297083 EpRA 1990 1.69
EpDE 1990 1.56 E RAdeg 25.3 E DEdeg 29.1 Posflg
Corr -0.2