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18461+5212
MLR 637


Nearby doubles
17' : 18448+5201
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UC 3685

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A 1379

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ES 788

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STF2416AB

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ES 787

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SHY 749

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HDS2634



Selections
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Binary Systems
Triple Systems
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18461+5212 MLR 637

 
 
18h 46m 03.23s +52° 11' 10.1" P.A. 102.00 sep 0.8 mag 11.80,11.80
 
 
Coord 2000 18461+5212 Discov num MLR 637 Comp Coord arcsec 2000 18 46 03.23 +52 11 10.1
Date first 1982 Date last 2016 Obs 7
Pa first 88 Pa last 102.1 P.A. Now (θ) 102.1°
Sep first 0.9 Sep last 0.763 Sep. Now (ρ) 0.763"
Mag pri 11.80 Mag sec 11.80 delta mag (ΔM) 0 Spectral class
Pri motion ra +006 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 3552-01111-1 Gaia DR2 2144806891238490496
 
 
WDS 18461+5212 MLR 637 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Mlr1938 Ma - Muller, P. 1938JO.....21..113M
Mlr1938 +Mc J. Obs. 21, 113, 1938
Mlr1939 - Muller, P. 1939JO.....22..181M
Mlr1939 J. Obs. 22, 181, 1939 (all data published elsewhere)
Mlr1946a Ma - Muller, P. 1946JO.....29...69M
Mlr1946a +Mc J. Obs. 29, 69, 1946
Mlr1946b Mc - Muller, P. (measure by Danjon, A.) 1946JO.....29...69M
Mlr1946b J. Obs. 29, 69, 1946
Mlr1947 Ma - Muller, P. 1947JO.....30..104M
Mlr1947 +Mc J. Obs. 30, 104, 1947
Mlr1948 Md - Muller, P. 1948AnStr...5....1M
Mlr1948 Ann. Obs. Strasbourg 5, pt. 1, 1948
Mlr1948 (Visual measures with double-image micrometer and 16cm refractor. No dates given
Mlr1948 for measures; default date = decade of publication added.)
Mlr1949a Md - Muller, P. 1949AnStr...5....2M
Mlr1949a Ann. Obs. Strasbourg 5, pt. 2, 1949
Mlr1949a (Visual measures with double-image micrometer and 49cm refractor. No dates given
Mlr1949a for measures; default date = decade of publication added.)
Mlr1949b Mc - Muller, P. 1949JO.....32...77M
Mlr1949b J. Obs. 32, 77, 1949
Mlr1949c orb - Muller, P. 1949JO.....32...34M
Mlr1949c J. Obs. 32, 34, 1949
Mlr1950a Mc - Muller, P. 1950JO.....33...93M
Mlr1950a J. Obs. 33, 93, 1950
Mlr1950b Mc - Muller, P. 1950JO.....33..105M
Mlr1950b J. Obs. 33, 105, 1950
Mlr1951a Mc - Muller, P. 1951JO.....34...81M
Mlr1951a J. Obs. 34, 81, 1951
Mlr1951b Md - Muller, P. 1951AnStr...5....3M
Mlr1951b Ann. Obs. Strasbourg 5, pt. 3, 1951
Mlr1951b (Visual measures with double-image micrometer and 16cm refractor. No dates given
Mlr1951b for measures; default date = decade of publication added.)
Mlr1951c Md - Muller, P. 1951AnStr...5....3M
Mlr1951c Ann. Obs. Strasbourg 5, pt. 3, 1951
Mlr1951c (Visual measures with double-image micrometer on 23 and 60cm refractors at
Mlr1951c Pic-du-Midi. See Mlr1950b. No dates listed; default date = decade of publication.)
Mlr1952a Mc - Muller, P. 1952JO.....35...95M
Mlr1952a J. Obs. 35, 95, 1952
Mlr1952b orb - Muller, P. .
Mlr1952b Bull. Astron. Paris 16, 203-212, 1952
Mlr1952c Md - Muller, P. 1952AnStr...5....4M
Mlr1952c Ann. Obs. Strasbourg 5, pt. 4, 1952
Mlr1952c (Visual measures with double-image micrometer and various filters on 16 and 49 cm
Mlr1952c refractors at Strasbourg and 60cm at Pic-du-Midi. Measures listed as "III" are
Mlr1952c tabulated. Some of these measures are incorporated in earlier MLR lists. No dates
Mlr1952c listed; default date = decade of publication.)
Mlr1952d orb - Muller, P. .
Mlr1952d Bull. Astron. Paris 16, 263-275, 1952
Mlr1952e orb - Muller, P. .
Mlr1952e Bull. Astron. Paris 16, 277-282, 1952
Mlr1952f - Muller, P. 1952POHP....2...49M
Mlr1952f Pub. Obs. Haute Provence 2, #49, 1952
Mlr1952g Md - Muller, P. 1952JO.....35..177M
Mlr1952g +Mc J. Obs. 35, 177, 1952
Mlr1953a - Muller, P. 1953JO.....36..104M
Mlr1953a J. Obs. 36, 104, 1953
Mlr1953b Mc - Muller, P. 1953JO.....36..130M
Mlr1953b J. Obs. 36, 130, 1953
Mlr1954a Mc - Muller, P. 1954AJ.....59..388M
Mlr1954a +orb AJ 59, 388, 1954
Mlr1954b orb - Muller, P. 1954JO.....37...61M
Mlr1954b J. Obs. 37, 61-72, 1954
Mlr1954c Mc - Muller, P. 1954JO.....37..125M
Mlr1954c J. Obs. 37, 125, 1954
Mlr1954d - Muller, P. 1954JO.....37..169M
Mlr1954d J. Obs. 37, 169, 1954
Mlr1955a orb - Muller, P. 1955JO.....38...17M
Mlr1955a J. Obs. 38, 17-26, 1955
Mlr1955b orb - Muller, P. 1955JO.....38...58M
Mlr1955b J. Obs. 38, 58-64, 1955
Mlr1955c Mc - Muller, P. 1955JO.....38..221M
Mlr1955c J. Obs. 38, 221, 1955
Mlr1956a Mc - Muller, P. 1956JO.....39..127M
Mlr1956a J. Obs. 39, 127, 1956
Mlr1956b orb - Muller, P. 1956AnStr...5...29M
Mlr1956b Ann. Obs. Strasbourg 5 pt. 29, 1956
Mlr1956c orb - Muller, P. .
Mlr1956c Bull. Astron. Paris 20, 145, 1956
Mlr1956d Mc - Muller, P. 1956JO.....39..181M
Mlr1956d J. Obs. 39, 183, 1956
Mlr1957a orb - Muller, P. .
Mlr1957a Bull. Astron. Paris 21, 131, 1957
Mlr1957b orb - Muller, P. 1957JO.....40...48M
Mlr1957b J. Obs. 40, 48, 1957
Mlr1957c Mc - Muller, P. 1958JO.....40..157M
Mlr1957c J. Obs. 40, 157, 1957
Mlr1958 Mc - Muller, P. 1958JO.....41..109M
Mlr1958 J. Obs. 41, 109, 1958
Mlr1959 Mc - Muller, P. 1959JO.....42...85M
Mlr1959 J. Obs. 42, 85, 1959
Mlr1963 orb - Muller, P. .
Mlr1963 Bull. Astron. Paris 24, 1, 1963
Mlr1966a Mc - Muller, P. 1966JO.....49..335M
Mlr1966a J. Obs. 49, 335, 1966
Mlr1966b orb - Muller, P. 1966IAUDS..39....1M
Mlr1966b Inf. Circ. 39, 1, 1966
Mlr1970 Ma - Muller, P. 1970A&AS....1..399M
Mlr1970 A&AS 1, 399, 1970
Mlr1973a Ma - Muller, P. .
Mlr1973a +Mc Pub. Obs. Paris, June 1973
Mlr1973b orb - Muller, P. 1973IAUDS..59....1M
Mlr1973b Inf. Circ. 59, 1, 1973
Mlr1973c Ma - Muller, P. 1973IAUDS..60....1M
Mlr1973c Inf. Circ. 60, 1, 1973
Mlr1973d Ma - Muller, P. 1973IAUDS..61R...1M
Mlr1973d Inf. Circ. 61, 1, 1973
Mlr1974b Ma - Muller, P. 1974IAUDS..62....1M
Mlr1974b Inf. Circ. 62, 1, 1974
Mlr1974 orb - Muller, P. 1974A&AS...13...99M
Mlr1974 A&AS 13, 99, 1974
Mlr1975a Ma - Muller, P. 1975IAUDS..64....1M
Mlr1975a Inf. Circ. 64, 1, 1975
Mlr1975b Ma - Muller, P. 1975IAUDS..67....1M
Mlr1975b Inf. Circ. 67, 1, 1975
Mlr1976b Ma - Muller, P. 1976IAUDS..70....1M
Mlr1976b Inf. Circ. 70, 1, 1976
Mlr1976 Mc - Muller, P. 1976A&AS...23..205M
Mlr1976 A&AS 23, 205, 1976
Mlr1978a orb - Muller, P. 1978A&AS...32..173M
Mlr1978a A&AS 32, 173, 1978
Mlr1978b Ma - Muller, P. 1978A&AS...33..275M
Mlr1978b A&AS 33, 275, 1978
Mlr1980a Ma - Muller, P. 1980IAUDS..81....1M
Mlr1980a Inf. Circ. 81, 1, 1980
Mlr1980b Ma - Muller, P. 1980IAUDS..82....1M
Mlr1980b Inf. Circ. 82, 1, 1980
Mlr1981 Ma - Muller, P. 1981IAUDS..85....1M
Mlr1981 Inf. Circ. 85, 1, 1981
Mlr1982 Ma - Muller, P. 1982IAUDS..88....1M
Mlr1982 Inf. Circ. 88, 1, 1982
Mlr1983 Ma - Muller, P. 1983IAUDS..90....1M
Mlr1983 Inf. Circ. 90, 1, 1983
Mlr1984 Ma j Muller, P. 1984A&AS...57..467M
Mlr1984 A&AS 57, 467, 1984
Mlr1986 Ma - Muller, P. 1986IAUDS..98....1M
Mlr1986 Inf. Circ. 98, 1, 1986
Mlr1987A Ma - Muller, P. 1987A&A....70..193C
Mlr1987A cited by Couteau (A&A 70, 193, 1987)
Mlr1990 Ma j Muller, P. 1990A&AS...84..619M
Mlr1990 A&AS 84, 619, 1990
Mlr1991b orb - Muller, P. 1991O&T....28...12M
Mlr1991b Obs. et Travaux 28, 12, 1991
Mlr1991 orb - Muller, P. 1991IAUDS.115....1M
Mlr1991 Inf. Circ. 115, 1, 1991
Mlr1993 Ma j Muller, P. 1993A&AS..102..643M
Mlr1993 A&AS 102, 643, 1993
Mlr1993b - Muller, P. 1993O&T....33....9M
Mlr1993b Obs. et Travaux 33, 9, 1993
Mlr1997 Ma - Muller, P. 1997A&AS..126..273M
Mlr1997 A&AS 126, 273, 1997
Mlr2006 Ma - Muller, P. (article by P. Durand & C. Pinlou) 2006O&T....64...16D
Mlr2006 Obs. et Travaux 64, 16, 2006
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18461+5212 MLR 637 1989 3 278 0.8 11.80 11.80 184603.23+521110.1
18461+5212 MLR 637 2008 4 98 0.8 11.80 11.80 184603.23+521110.1
18461+5212 MLR 637 2016 6 102 0.8 11.80 11.80 184603.23+521110.1

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

 
 
WDS 18461+5212 MLR 637 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18461+5212 MLR 637 : MEASURES
 
 
No records found.

 
 
WDS 18461+5212 : VIRTUAL EYEPIECE
 
 

18461+5212 MLR 637A mag 11.8 18461+5212 MLR 637B sep 0.5 P.A. 109.30 mag 11.8 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18461+5212 : ALADIN DSS IMAGE @ 18h 46m 03.23s +52° 11' 10.1"
 
 
 
 
WDS 18461+5212 MLR 637 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18461+5212 MLR 637 distance=0' 18448+5201 HU 755 distance=17' 18459+5228 RAO 398 distance=17' 18466+5142 HU 756 distance=30' 18495+5157 UC 3685 distance=36' 18512+5210 BEM 35 distance=48' 18414+5150 SLE 239 distance=49' 18456+5119 KPP4119AB distance=53' 18389+5221 STF2368AB distance=67' 18389+5221 STF2368AC distance=67' 18526+5140 TDT1102 distance=69' 18515+5124 SMR 76 distance=70' 18516+5259 TRN 3AB distance=70' 18516+5259 LEP 90AC distance=70' 18527+5135 COU2517 distance=72' 18387+5243 A 1379 distance=75' 18417+5108 HU 754 distance=76' 18517+5116 ES 788 distance=76' 18521+5120 STF2416AB distance=77' 18521+5120 STF2416AC distance=77' 18387+5300 SLE 232 distance=83' 18399+5106 ES 787 distance=87' 18496+5048 UC 3686 distance=90' 18525+5319 KPP4125 distance=91' 18558+5240 ES 650AB distance=94' 18558+5240 ES 650AC distance=94' 18372+5122 SLE 227 distance=96' 18402+5048 COU2515 distance=100' 18471+5356 A 1382 distance=106' 18571+5143 SHY 749 distance=106' 18345+5147 HDS2634 distance=110' 18344+5240 BEM 34 distance=111' 18339+5221 A 1377AB distance=112' 18339+5221 STF2348AB,C distance=112' 18339+5221 SLE 216AB,D distance=112' 18339+5221 SLE 216AB,E distance=112' 18586+5210 MLR 638 distance=115' 18339+5144 ZUC 16 distance=116' 18383+5353 A 1378AB distance=124' 18383+5353 A 1378AB,C distance=124' 18588+5307 BEM 36 distance=127' 18583+5114 KPP 430 distance=128' 18323+5149 SLE 205 distance=129' 18540+5027 AZC 178 distance=129' 18577+5100 RAO 402 distance=130' 19002+5207 ES 651 distance=130' 18576+5331 LDS4802BC distance=132' 18576+5331 LDS4802AB distance=132' 18576+5331 LDS4802AC distance=132' 18340+5058 ES 785AB distance=135' 18340+5058 ES 785AC distance=135' 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 18461+5212 MLR 637 102 0.8
Show 18448+5201 HU 755 124 0.6 17
Show 18459+5228 RAO 398 190 2.7 17
Show 18466+5142 HU 756 263 1.0 30
Show 18495+5157 UC 3685 147 73.5 36
Show 18512+5210 BEM 35 156 17.2 48
Show 18414+5150 SLE 239 98 13.2 49
Show 18456+5119 KPP4119 AB 24 18.5 53
Show 18389+5221 STF2368 AB 321 1.9 67
Show 18389+5221 STF2368 AC 125 36.6 67
Show 18526+5140 TDT1102 95 2.0 69
Show 18515+5124 SMR 76 315 5.0 70
Show 18516+5259 TRN 3 AB 101 1.1 70
Show 18516+5259 LEP 90 AC 327 206.5 70
Show 18527+5135 COU2517 109 0.9 72
Show 18387+5243 A 1379 211 2.1 75
Show 18417+5108 HU 754 93 1.3 76
Show 18517+5116 ES 788 317 3.3 76
Show 18521+5120 STF2416 AB 157 20.3 77
Show 18521+5120 STF2416 AC 39 122.5 77
Show 18387+5300 SLE 232 219 14.6 83
Show 18399+5106 ES 787 38 8.3 87
Show 18496+5048 UC 3686 24 48.1 90
Show 18525+5319 KPP4125 267 1.7 91
Show 18558+5240 ES 650 AB 329 4.6 94
Show 18558+5240 ES 650 AC 197 26.7 94
Show 18372+5122 SLE 227 228 5.7 96
Show 18402+5048 COU2515 276 0.3 100
Show 18471+5356 A 1382 226 4.6 106
Show 18571+5143 SHY 749 208 999.9 106
Show 18345+5147 HDS2634 351 0.1 110
Show 18344+5240 BEM 34 26 10.5 111
Show 18339+5221 A 1377 AB 134 0.2 112
Show 18339+5221 STF2348 AB,C 271 25.7 112
Show 18339+5221 SLE 216 AB,D 338 93.7 112
Show 18339+5221 SLE 216 AB,E 232 109.1 112
Show 18586+5210 MLR 638 132 0.3 115
Show 18339+5144 ZUC 16 47 17.0 116
Show 18383+5353 A 1378 AB 119 0.4 124
Show 18383+5353 A 1378 AB,C 273 14.1 124
Show 18588+5307 BEM 36 337 11.8 127
Show 18583+5114 KPP 430 144 4.7 128
Show 18323+5149 SLE 205 59 9.7 129
Show 18540+5027 AZC 178 224 18.8 129
Show 18577+5100 RAO 402 62 1.6 130
Show 19002+5207 ES 651 138 5.1 130
Show 18576+5331 LDS4802 BC 162 41.7 132
Show 18576+5331 LDS4802 AB 198 2.3 132
Show 18576+5331 LDS4802 AC 163 42.7 132
Show 18340+5058 ES 785 AB 98 9.4 135
Show 18340+5058 ES 785 AC 293 10.9 135

 
 
WDS 18461+5212 : COMPONENTS
 
 
  A
B pa=109.3°
sep=0.48"
 
 
18461+5212 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184603.23+521110.1 Mag 11.8 PmRA 6.00
PmDE -2.0 Tycho2 3552-01111-1
Tycho2
Tycho2 3552-01111-1 Pflag RAmdeg 281.51346143 DEmdeg 52.18616101
PmRA 6.4 PmDE -2.1 E RAmdeg 35 E DEmdeg 38
E pmRA 1.9 E pmDE 1.8 EpRAm 1985.94 EpDEm 1984.88
Num 5 Q RAmdeg 1.4 Q DEmdeg 2.3 Q pmRA 1.4
Q pmDE 2.4 BTmag 11.692 E BTmag 0.072 VTmag 11.020
E VTmag 0.067 Prox 999 TYC T HIP
CCDM RAdeg 281.51345500 DEdeg 52.18617389 EpRA 1990 1.71
EpDE 1990 1.71 E RAdeg 42.0 E DEdeg 45.4 Posflg
Corr 0.0
 
 
18461+5212 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184603.28+521109.9 Mag 11.8 Calc coord yes