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Current system
21157+8114
MLR 245


Nearby doubles
13' : 21118+8121
LOC 571AB

20' : 21147+8133
LOC 478

25' : 21060+8121
PKO 31

30' : 21196+8143
AZC 180

31' : 21060+8134
LOC 480

35' : 21066+8048
TOK 632

50' : 21070+8030
LOC 479

53' : 20565+8049
UC 4338

53' : 21185+8021
STF2801

56' : 21164+8210
LDS1949

57' : 21170+8210
LOC 482

77' : 20573+8219
LOC 470

78' : 21176+8231
STF2807

90' : 21223+7945
MLR 246

99' : 21249+7938
LOC 489

113' : 21354+8300
LDS1956

122' : 21010+7919
MLR 244

125' : 21239+8317
HDS3049

127' : 21322+8316
TDT3014

134' : 21217+7902
UC 4456

138' : 21290+7901
TDT2985

144' : 21021+7855
LOC 477

144' : 21236+8337
LOC 491

158' : 21156+7836
STF2796

163' : 21105+8356
LOC 481

167' : 21278+7830
LOC 487



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.

21157+8114 MLR 245

 
 
21h 16m 20.55s +81° 13' 51.4" P.A. 41.00 sep 1.2 mag 10.17,10.54
 
 
Coord 2000 21157+8114 Discov num MLR 245 Comp Coord arcsec 2000 21 16 20.55 +81 13 51.4
Date first 1971 Date last 2016 Obs 9
Pa first 49 Pa last 41.4 P.A. Now (θ) 41.4°
Sep first 1.0 Sep last 1.19 Sep. Now (ρ) 1.19"
Mag pri 10.17 Mag sec 10.54 delta mag (ΔM) 0.37 Spectral class
Pri motion ra +088 Sec motion ra +088
Pri motion dec +058 Sec motion dec +058
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 4598-01122-1 Gaia DR2 2297738753821613184
 
 
WDS 21157+8114 MLR 245 : 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
21157+8114 MLR 245 2001 5 44 1.1 10.17 10.54 211620.55+811351.4
21157+8114 MLR 245 2003 6 43 1.1 10.17 10.54 211620.55+811351.4
21157+8114 MLR 245 2004 7 42 1.1 10.17 10.54 211620.55+811351.4
21157+8114 MLR 245 2015 8 42 1.2 10.17 10.54 211620.55+811351.4
21157+8114 MLR 245 2016 9 41 1.2 10.17 10.54 211620.55+811351.4

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

 
 
WDS 21157+8114 MLR 245 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21157+8114 MLR 245 : MEASURES
 
 
No records found.

 
 
WDS 21157+8114 : VIRTUAL EYEPIECE
 
 

21157+8114 MLR 245A mag 10.17 21157+8114 MLR 245B sep 0.9 P.A. 7.70 mag 10.54 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21157+8114 : ALADIN DSS IMAGE @ 21h 16m 20.55s +81° 13' 51.4"
 
 
 
 
WDS 21157+8114 MLR 245 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21157+8114 MLR 245 distance=1' 21118+8121 LOC 571BC distance=13' 21118+8121 LOC 571AB distance=13' 21118+8121 LOC 571AC distance=13' 21147+8133 LOC 478 distance=20' 21060+8121 PKO 31 distance=25' 21196+8143 AZC 180 distance=30' 21060+8134 LOC 480 distance=31' 21066+8048 TOK 632 distance=35' 21070+8030 LOC 479 distance=50' 20565+8049 UC 4338 distance=53' 21185+8021 STF2801 distance=53' 21164+8210 LDS1949 distance=56' 21170+8210 LOC 482 distance=57' 20573+8219 LOC 470 distance=77' 21176+8231 STF2807 distance=78' 21223+7945 MLR 246 distance=90' 21249+7938 LOC 489 distance=99' 21354+8300 LDS1956 distance=113' 21207+7916 LDS1950AC distance=118' 21010+7919 MLR 244 distance=122' 21239+8317 HDS3049 distance=125' 21322+8316 TDT3014 distance=127' 21217+7902 UC 4456 distance=134' 21290+7901 TDT2985 distance=138' 21021+7855 LOC 477 distance=144' 21236+8337 LOC 491 distance=144' 21156+7836 STF2796 distance=158' 21105+8356 LOC 481 distance=163' 21278+7830 LOC 487 distance=167' 21037+7827 KPP4222 distance=171' 21271+7822 UC 4469 distance=174' 20592+7823 CON 38 distance=177' 21210+8413 MLR 247 distance=180' 21235+8417 SKF 397AB distance=184' 21202+7804 KPP4234 distance=191' 21288+7756 HU 771 distance=201' 21089+7752 LOC 476 distance=203' 21211+8436 MLR 248 distance=203' 21276+7744 LOC 486 distance=212' 21341+7740 LOC 484 distance=220' 21357+8459 LOC 492 distance=228' 21152+8501 LOC 483 distance=228' 21246+7720 LDS1951 distance=235' 21092+7719 LOC 474 distance=236' 21087+7718 LOC 475 distance=238' 21121+7700 LOC 570AB distance=255' 21121+7700 LOC 570AC distance=255' 21121+7700 LOC 570BC distance=255' 21175+7658 LDS1948 distance=256' 21159+7649 LOC 472 distance=265' 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 21157+8114 MLR 245 41 1.2 1
Show 21118+8121 LOC 571 BC 259 13.6 13
Show 21118+8121 LOC 571 AB 87 12.7 13
Show 21118+8121 LOC 571 AC 199 2.1 13
Show 21147+8133 LOC 478 333 1.5 20
Show 21060+8121 PKO 31 119 9.6 25
Show 21196+8143 AZC 180 6 52.1 30
Show 21060+8134 LOC 480 285 3.1 31
Show 21066+8048 TOK 632 53 999.9 35
Show 21070+8030 LOC 479 209 3.5 50
Show 20565+8049 UC 4338 91 12.9 53
Show 21185+8021 STF2801 271 2.1 53
Show 21164+8210 LDS1949 106 15.4 56
Show 21170+8210 LOC 482 75 1.7 57
Show 20573+8219 LOC 470 263 3.1 77
Show 21176+8231 STF2807 310 1.8 78
Show 21223+7945 MLR 246 47 3.1 90
Show 21249+7938 LOC 489 31 1.5 99
Show 21354+8300 LDS1956 351 62.2 113
Show 21207+7916 LDS1950 AC 287 5.3 118
Show 21010+7919 MLR 244 188 2.5 122
Show 21239+8317 HDS3049 339 0.3 125
Show 21322+8316 TDT3014 217 1.6 127
Show 21217+7902 UC 4456 353 30.2 134
Show 21290+7901 TDT2985 212 0.5 138
Show 21021+7855 LOC 477 275 3.4 144
Show 21236+8337 LOC 491 64 1.1 144
Show 21156+7836 STF2796 42 26.7 158
Show 21105+8356 LOC 481 15 21.0 163
Show 21278+7830 LOC 487 256 2.1 167
Show 21037+7827 KPP4222 264 2.0 171
Show 21271+7822 UC 4469 188 9.1 174
Show 20592+7823 CON 38 237 2.5 177
Show 21210+8413 MLR 247 301 2.1 180
Show 21235+8417 SKF 397 AB 200 3.7 184
Show 21202+7804 KPP4234 212 3.6 191
Show 21288+7756 HU 771 193 2.6 201
Show 21089+7752 LOC 476 53 1.2 203
Show 21211+8436 MLR 248 107 0.5 203
Show 21276+7744 LOC 486 337 4.2 212
Show 21341+7740 LOC 484 235 10.4 220
Show 21357+8459 LOC 492 314 1.9 228
Show 21152+8501 LOC 483 274 36.1 228
Show 21246+7720 LDS1951 347 2.4 235
Show 21092+7719 LOC 474 350 10.6 236
Show 21087+7718 LOC 475 324 5.3 238
Show 21121+7700 LOC 570 AB 109 24.0 255
Show 21121+7700 LOC 570 AC 109 24.5 255
Show 21121+7700 LOC 570 BC 83 0.6 255
Show 21175+7658 LDS1948 305 8.7 256
Show 21159+7649 LOC 472 108 3.2 265

 
 
WDS 21157+8114 : COMPONENTS
 
 
  A
B pa=7.7°
sep=0.90"
 
 
21157+8114 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211620.55+811351.4 Mag 10.17 PmRA 88.00
PmDE 58.0 Tycho2 4598-01122-1 DM BD+80 693
Tycho2
Tycho2 4598-01122-1 Pflag P RAmdeg 319.08561651 DEmdeg 81.23094693
PmRA 87.6 PmDE 58.0 E RAmdeg 23 E DEmdeg 26
E pmRA 2.4 E pmDE 2.5 EpRAm 1990.65 EpDEm 1990.49
Num 3 Q RAmdeg 0.5 Q DEmdeg 1.3 Q pmRA 0.5
Q pmDE 1.3 BTmag 10.898 E BTmag 0.046 VTmag 10.171
E VTmag 0.035 Prox 11 TYC T HIP
CCDM RAdeg 319.08383083 DEdeg 81.23075306 EpRA 1990 1.62
EpDE 1990 1.67 E RAdeg 23.2 E DEdeg 26.2 Posflg D
Corr 0.0
 
 
21157+8114 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211620.60+811352.3 Mag 10.54 PmRA 88.00
PmDE 58.0 Tycho2 4598-01122-2 Calc delta mag 0.37 Calc coord yes
Tycho2
Tycho2 4598-01122-2 Pflag P RAmdeg 319.08561651 DEmdeg 81.23094693
PmRA 87.6 PmDE 58.0 E RAmdeg 23 E DEmdeg 26
E pmRA 2.4 E pmDE 2.5 EpRAm 1990.65 EpDEm 1990.49
Num 3 Q RAmdeg 0.5 Q DEmdeg 1.3 Q pmRA 0.5
Q pmDE 1.3 BTmag 11.483 E BTmag 0.071 VTmag 10.541
E VTmag 0.047 Prox 11 TYC HIP
CCDM RAdeg 319.08535806 DEdeg 81.23095611 EpRA 1990 1.61
EpDE 1990 1.66 E RAdeg 34.3 E DEdeg 38.0 Posflg D
Corr 0.0