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Current system
18091+5312
MLR 584


Nearby doubles
1' : 18091+5314
FMR 139

18' : 18097+5329
BEM 31

25' : 18111+5330
AG 217

28' : 18116+5329
VBS 27

37' : 18051+5322
TOK 614

49' : 18048+5344
HDS2546

49' : 18133+5242
A 1376

51' : 18138+5341
ES 645

57' : 18027+5312
TDT 650

58' : 18105+5217
KPP4089

59' : 18134+5230
ES 644

59' : 18132+5228
TDT 740

61' : 18064+5408
UC 3494

71' : 18169+5309
CBL 76AB

73' : 18026+5358
ES 781

79' : 18176+5333
UC 3546

80' : 18091+5153
WIS 325

82' : 18000+5316
A 1886

82' : 18003+5251
STF2271AB

84' : 18178+5342
UC 3547

84' : 17599+5304
HO 563AB

85' : 18152+5209
ES 646

85' : 18054+5155
COU2513

86' : 18182+5337
MLR 586

90' : 18048+5435
ES 641

91' : 18012+5217
KPP 407



Selections
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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.

18091+5312 MLR 584

 
 
18h 09m 03.50s +53° 13' 03.4" P.A. 177.00 sep 2.7 mag 9.00,12.80 Sp K5
 
 
Coord 2000 18091+5312 Discov num MLR 584 Comp Coord arcsec 2000 18 09 03.50 +53 13 03.4
Date first 1980 Date last 2016 Obs 4
Pa first 182 Pa last 176.5 P.A. Now (θ) 176.5°
Sep first 2.1 Sep last 2.747 Sep. Now (ρ) 2.747"
Mag pri 9.00 Mag sec 12.80 delta mag (ΔM) 3.8 Spectral class K5 (yellow-orange)
Pri motion ra -049 Sec motion ra
Pri motion dec +026 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco SAO 30772 Tycho2 3903-02118-1 Gaia DR2 2125408894785068032
HD 234571
 
 
WDS 18091+5312 MLR 584 : 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
18091+5312 MLR 584 1980 1 182 2.1 9.00 12.80 180903.50+531303.4
18091+5312 MLR 584 2005 2 178 2.4 9.00 12.80 180903.50+531303.4
18091+5312 MLR 584 2015 3 176 2.7 9.00 12.80 K5 180903.50+531303.4
18091+5312 MLR 584 2016 4 177 2.7 9.00 12.80 K5 180903.50+531303.4

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

 
 
WDS 18091+5312 MLR 584 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18091+5312 MLR 584 : MEASURES
 
 
No records found.

 
 
WDS 18091+5312 : VIRTUAL EYEPIECE
 
 

18091+5312 MLR 584A mag 9 Sp K5 18091+5312 MLR 584B sep 2.7 P.A. 177.90 mag 12.8 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18091+5312 : ALADIN DSS IMAGE @ 18h 09m 03.50s +53° 13' 03.4"
 
 
 
 
WDS 18091+5312 MLR 584 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18091+5312 MLR 584 distance=0' 18091+5314 FMR 139 distance=1' 18097+5329 BEM 31 distance=18' 18111+5330 AG 217 distance=25' 18116+5329 VBS 27 distance=28' 18051+5322 TOK 614 distance=37' 18048+5344 HDS2546 distance=49' 18133+5242 A 1376 distance=49' 18138+5341 ES 645 distance=51' 18027+5312 TDT 650 distance=57' 18105+5217 KPP4089 distance=58' 18134+5230 ES 644 distance=59' 18132+5228 TDT 740 distance=59' 18064+5408 UC 3494 distance=61' 18169+5309 CBL 76AB distance=71' 18026+5358 ES 781 distance=73' 18176+5333 UC 3546 distance=79' 18091+5153 WIS 325 distance=80' 18000+5316 A 1886 distance=82' 18003+5251 STF2271AB distance=82' 18003+5251 STF2271AC distance=82' 18178+5342 UC 3547 distance=84' 17599+5304 HO 563AB distance=84' 17599+5304 HO 563AC distance=84' 18152+5209 ES 646 distance=85' 18054+5155 COU2513 distance=85' 18182+5337 MLR 586 distance=86' 18048+5435 ES 641 distance=90' 18012+5217 KPP 407 distance=91' 18126+5146 KPP4093 distance=93' 18109+5139 ES 642 distance=95' 18127+5446 MLR 585 distance=99' 17598+5416 ES 780 distance=104' 17585+5359 KPP 697 distance=105' 18207+5330 TDT 808 distance=106' 17571+5313 TDT 595 distance=108' 18174+5433 STI2372 distance=110' 17581+5213 STF2261AB distance=117' 17581+5213 WAL 87AC distance=117' 18221+5336 BEM 32 distance=119' 18061+5116 COU2514 distance=120' 18106+5512 STI2370 distance=120' 18075+5514 STI2369 distance=123' 18007+5453 ES 640 distance=124' 18120+5110 AG 359BC distance=126' 18120+5110 AG 359AB distance=126' 18120+5110 ABH 96AD distance=126' 18120+5110 ABH 96AE distance=126' 18120+5110 ABH 96AF distance=126' 18120+5110 AG 359AC distance=126' 18221+5222 ES 648 distance=129' 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 18091+5312 MLR 584 177 2.7
Show 18091+5314 FMR 139 149 22.2 1
Show 18097+5329 BEM 31 306 11.8 18
Show 18111+5330 AG 217 238 14.4 25
Show 18116+5329 VBS 27 27 21.9 28
Show 18051+5322 TOK 614 83 999.9 37
Show 18048+5344 HDS2546 236 0.6 49
Show 18133+5242 A 1376 22 0.3 49
Show 18138+5341 ES 645 84 3.1 51
Show 18027+5312 TDT 650 125 1.1 57
Show 18105+5217 KPP4089 336 2.6 58
Show 18134+5230 ES 644 26 9.3 59
Show 18132+5228 TDT 740 9 0.7 59
Show 18064+5408 UC 3494 285 22.6 61
Show 18169+5309 CBL 76 AB 8 44.8 71
Show 18026+5358 ES 781 281 4.3 73
Show 18176+5333 UC 3546 122 28.6 79
Show 18091+5153 WIS 325 82 999.9 80
Show 18000+5316 A 1886 339 4.7 82
Show 18003+5251 STF2271 AB 267 3.5 82
Show 18003+5251 STF2271 AC 17 160.8 82
Show 18178+5342 UC 3547 305 9.4 84
Show 17599+5304 HO 563 AB 184 0.7 84
Show 17599+5304 HO 563 AC 243 69.8 84
Show 18152+5209 ES 646 197 10.8 85
Show 18054+5155 COU2513 54 1.0 85
Show 18182+5337 MLR 586 194 0.6 86
Show 18048+5435 ES 641 64 2.1 90
Show 18012+5217 KPP 407 54 4.8 91
Show 18126+5146 KPP4093 337 6.0 93
Show 18109+5139 ES 642 273 7.2 95
Show 18127+5446 MLR 585 335 0.4 99
Show 17598+5416 ES 780 124 4.0 104
Show 17585+5359 KPP 697 94 6.2 105
Show 18207+5330 TDT 808 271 2.2 106
Show 17571+5313 TDT 595 77 0.5 108
Show 18174+5433 STI2372 105 8.8 110
Show 17581+5213 STF2261 AB 261 9.6 117
Show 17581+5213 WAL 87 AC 57 64.4 117
Show 18221+5336 BEM 32 315 7.9 119
Show 18061+5116 COU2514 35 0.1 120
Show 18106+5512 STI2370 295 5.4 120
Show 18075+5514 STI2369 188 15.4 123
Show 18007+5453 ES 640 77 8.4 124
Show 18120+5110 AG 359 BC 107 14.7 126
Show 18120+5110 AG 359 AB 306 23.3 126
Show 18120+5110 ABH 96 AD 298 62.1 126
Show 18120+5110 ABH 96 AE 8 77.1 126
Show 18120+5110 ABH 96 AF 16 47.4 126
Show 18120+5110 AG 359 AC 333 10.4 126
Show 18221+5222 ES 648 1 5.0 129

 
 
WDS 18091+5312 : COMPONENTS
 
 
  A
B pa=177.9°
sep=2.74"
 
 
18091+5312 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 180903.50+531303.4 Mag 9 Spectral class K5 (yellow-orange)
PmRA -49.00 PmDE 26.0 SAO 30772 Tycho2 3903-02118-1
HD 234571 DM BD+53 2036
Tycho2
Tycho2 3903-02118-1 Pflag RAmdeg 272.26461004 DEmdeg 53.21763431
PmRA -48.9 PmDE 25.7 E RAmdeg 16 E DEmdeg 16
E pmRA 1.3 E pmDE 1.3 EpRAm 1988.66 EpDEm 1988.21
Num 9 Q RAmdeg 1.2 Q DEmdeg 0.7 Q pmRA 1.2
Q pmDE 0.7 BTmag 10.910 E BTmag 0.045 VTmag 9.653
E VTmag 0.023 Prox 999 TYC T HIP
CCDM RAdeg 272.26480278 DEdeg 53.21757722 EpRA 1990 1.61
EpDE 1990 1.59 E RAdeg 17.3 E DEdeg 18.0 Posflg
Corr 0.0
SAO
SAO 30772 DelFlag RA1950 PmRA1950 -0.0055
DE1950 PmDE1950 0.037 Vmag 9 SpType K5
Double code Source 37 CatNum 5477 DM BD+53 2036
DMcomp BDsup HD 234571 M HD 0
GC RA1950rad 4.74724321 DE1950rad 0.92863692 PmRA2000 -0.0048
PmDE2000 0.037
 
 
18091+5312 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 180903.51+531300.7 Mag 12.8 Calc delta mag 3.8
Calc coord yes