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Current system
21207+3327
BU 446 AB


Nearby doubles
10' : 21214+3321
J 3136

18' : 21197+3315
HO 155

23' : 21210+3304
J 1229

27' : 21225+3311
KPP3369

28' : 21194+3306
J 1228

33' : 21187+3348
HU 770

36' : 21216+3253
GYL 54

39' : 21185+3354
TDT2895

43' : 21177+3345
HO 153

45' : 21216+3409
RAO 452

47' : 21203+3240
GRV 449

48' : 21192+3411
SLE 385

48' : 21242+3358
J 2346

50' : 21172+3351
SLE 379

51' : 21180+3405
RAO 621

54' : 21206+3420
JNN 129

56' : 21190+3418
COU 131

58' : 21163+3339
ES 2317

58' : 21218+3230
HLM 40

60' : 21208+3227
STT 437AB

62' : 21207+3226
POP 201

62' : 21159+3340
GYL 52

62' : 21159+3319
COU1478

64' : 21258+3329
GYL 56

66' : 21156+3315
TOB 216

67' : 21156+3314
GYL 51



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.

21207+3327 BU 446 AB

 
 
21h 20m 44.34s +33° 26' 49.2" P.A. 258.00 sep 3.2 mag 9.27,12.30 Sp A5
 
 
Coord 2000 21207+3327 Discov num BU  446 Comp AB Coord arcsec 2000 21 20 44.34 +33 26 49.2
Date first 1876 Date last 2016 Obs 13
Pa first 262 Pa last 258.4 P.A. Now (θ) 258.4°
Sep first 2.3 Sep last 3.155 Sep. Now (ρ) 3.155"
Mag pri 9.27 Mag sec 12.30 delta mag (ΔM) 3.03 Spectral class A5 (white)
Pri motion ra -024 Sec motion ra
Pri motion dec -022 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21207+3327 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 20 44 +33 26 49 BU 446 AB 2016 13 258 3.2 9.27 12.30 3.03 <===
Show 21 20 44 +33 26 49 BU 446 AC 2015 10 214 70.8 9.27 11.00 1.73
Show 21 20 44 +33 26 49 FOX 9035 AD 2015 4 109 74.2 9.27 12.97 3.70
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2707-00051-1 Gaia DR2 1855010363861035520
 
 
WDS 21207+3327 BU 446 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bu_1873a Ma - Burnham, S.W. (BU 1 - 81) 1873MNRAS..33..351B
Bu_1873a MNRAS 33, 351, 1873
Bu_1873b Ma - Burnham, S.W. (BU 82 - 106) 1873MNRAS..33..437B
Bu_1873b MNRAS 33, 437, 1873
Bu_1873c - Burnham, S.W. 1873MNRAS..33..567B
Bu_1873c MNRAS 33, 567, 1873
Bu_1873d Ma - Burnham, S.W. (BU 107 - 182) 1873MNRAS..34...59B
Bu_1873d MNRAS 34, 59, 1873
Bu_1874a Ma - Burnham, S.W. (BU 183 - 229) 1874MNRAS..34..382B
Bu_1874a MNRAS 34, 382, 1874
Bu_1874b Ma - Burnham, S.W. (BU 230 - 300) 1874MNRAS..35...31B
Bu_1874b MNRAS 35, 31, 1874
Bu_1874c - Burnham, S.W. 1874MNRAS..34..370B
Bu_1874c MNRAS 34, 370, 1874
Bu_1874d Ma - Burnham, S.W. 1874MNRAS..34..393B
Bu_1874d MNRAS 34, 393, 1874
Bu_1874e Ma - Burnham, S.W. 1874MNRAS..35...28B
Bu_1874e MNRAS 35, 28, 1874
Bu_1875 Ma - Burnham, S.W. (BU 301 - 390) 1875AN.....86..337B
Bu_1875 AN 86, 337, 1875
Bu_1876 Ma - Burnham, S.W. (BU 391 - 436) 1876AN.....88..225B
Bu_1876 AN 88, 225, 1876
Bu_1876b - Burnham, S.W. 1876MNRAS..36...99B
Bu_1876b MNRAS 36, 99, 1876
Bu_1876c - Burnham, S.W. 1876MNRAS..36..331B
Bu_1876c MNRAS 36, 331, 1876 (no new data)
Bu_1877 Ma - Burnham, S.W. (BU 453 - 482) 1877MNRAS..38...78B
Bu_1877 MNRAS 38, 78, 1877
Bu_1878a Ma - Burnham, S.W. 1878MNRAS..38..408B
Bu_1878a MNRAS 38, 408, 1878
Bu_1878b - Burnham, S.W. 1878MNRAS..38..476B
Bu_1878b MNRAS 38, 476, 1878
Bu_1878c - Burnham, S.W. 1878MNRAS..38..478B
Bu_1878c MNRAS 38, 478, 1878
Bu_1878d Ma j Burnham, S.W. 1878AN.....92..235B
Bu_1878d AN 92, 235, 1878
Bu_1879 Ma j Burnham, S.W. 1879MmRAS..44..141B
Bu_1879 MemRAS 44, 141, 1879
Bu_1879B Ma - Burnham, S.W. 1879Obs.....3...20G
Bu_1879B cited by Gledhill (Obs 3, 20, 1879)
Bu_1879C Ma - Burnham, S.W. 1879Obs.....3..142G
Bu_1879C cited by Gledhill (Obs 3, 142, 1879)
Bu_1879d Ma - Burnham, S.W. 1879Obs.....3...92B
Bu_1879d Obs 3, 92, 1879
Bu_1879e Ma - Burnham, S.W. 1879MNRAS..40...99B
Bu_1879e MNRAS 40, 99, 1879
Bu_1880A Ma - Burnham, S.W. 1880Obs.....3..508G
Bu_1880A cited by Gledhill (Obs 3, 508, 1880)
Bu_1880C Ma - Burnham, S.W. 1880Obs.....3..314G
Bu_1880C cited by Gledhill (Obs 3, 314, 1880)
Bu_1880D Ma - Burnham, S.W. 1880Obs.....3..352G
Bu_1880D cited by Gledhill (Obs 3, 352, 1880)
Bu_1880e Ma - Burnham, S.W. 1880Obs.....3..408B
Bu_1880e Obs 3, 408, 1880
Bu_1880f Ma - Burnham, S.W. 1880MNRAS..40..497B
Bu_1880f MNRAS 40, 497, 1880
Bu_1880g Ma - Burnham, S.W. 1880MNRAS..41...33B
Bu_1880g MNRAS 41, 33, 1880
Bu_1881 Ma j Burnham, S.W. 1881Obs.....4...19G
Bu_1881 cited by Gledhill (Obs 4, 19, 1881)
Bu_1882a Ma - Burnham, S.W. (BU 776 - 863) 1882PWasO...1...91B
Bu_1882a Pub. Washburn Obs. 1, 91, 1882
Bu_1882b Ma - Burnham, S.W. 1882PWasO...1..113B
Bu_1882b Pub. Washburn Obs. 1, 113, 1882
Bu_1883 Ma j Burnham, S.W. (BU 864 - 1025) 1883MmRAS..47..167B
Bu_1883 MemRAS 47, 167, 1883
Bu_1883b Ma - Burnham, S.W. 1883MNRAS..43..318B
Bu_1883b MNRAS 43, 318, 1883
Bu_1884 Ma j Burnham, S.W. 1884MNRAS..44..365H
Bu_1884 MNRAS 44, 365, 1884
Bu_1884b Ma - Burnham, S.W. 1884AN....110..133B
Bu_1884b AN 110, 133, 1884
Bu_1884C Ma - Burnham, S.W. 1884AReg...22..216S
Bu_1884C cited by Sadler (Astr. Register 22, 216, 1884)
Bu_1887 Ma - Burnham, S.W. (BU 734 - 775) 1887PLicO...1...24B
Bu_1887 Pub. Lick Obs. 1, 24,45, 1887
Bu_1889a Ma - Burnham, S.W. 1889AN....122..159B
Bu_1889a AN 122, 159, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889b Ma - Burnham, S.W. (BU 1026 - 1038) 1889AN....123....1B
Bu_1889b AN 123, 1, 1889 (measures also in Bu_1894a) 1894PLicO...2..185B
Bu_1889c Ma - Burnham, S.W. 1889AN....123...75B
Bu_1889c AN 123, 75, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889d Ma - Burnham, S.W. 1889PASP....1...36B
Bu_1889d PASP 1, 36, 1889 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1889e Ma j Burnham, S.W. 1889AN....121...63B
Bu_1889e AN 121, 63, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889f Ma j Bunham, S.W. 1889MNRAS..49..418B
Bu_1889f MNRAS 49, 418, 1889
Bu_1890a Ma - Burnham, S.W. (BU 1093 - 1154) 1889AN....124...49B
Bu_1890a AN 124, 49, 1890 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1890b Ma - Burnham, S.W. 1890AN....125...41B
Bu_1890b AN 125, 41, 1890 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1890c Ma - Burnham, S.W. 1890PASP....2..138B
Bu_1890c PASP 2, 138, 1890 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1891a orb - Burnham, S.W. 1891SidM...10..273B
Bu_1891a Sidereal Messenger 10, 273, 1891
Bu_1891b orb - Burnham, S.W. 1891Obs....14..263B
Bu_1891b Observatory 14, 263, 1891
Bu_1891c Ma j Burnham, S.W. 1891AN....127..289B
Bu_1891c AN 127, 289, 1891
Bu_1892 Ma - Burnham, S.W. (BU 1225 - 1266) 1892AN....130..257B
Bu_1892 AN 130, 257, 1892 (measures also in Bu_1894e) 1894PLicO...2..221B
Bu_1892b Ma - Burnham, S.W. 1892AN....130...77B
Bu_1892b AN 130, 77, 1892
Bu_1893a Ma - Burnham, S.W. 1893AN....131..329B
Bu_1893a AN 131, 329, 1893 (most measures also in Bu_1894) 1894PLicO...2.....B
Bu_1893b orb - Burnham, S.W. 1893MNRAS..53..478B
Bu_1893b MNRAS 53, 478, 1893
Bu_1893c orb - Burnham, S.W. 1893MNRAS..54..119B
Bu_1893c MNRAS 54, 119, 1893
Bu_1893d orb - Burnham, S.W. 1893AstAp..12..494B
Bu_1893d AstAp 12, 494, 1893
Bu_1893e orb - Burnham, S.W. 1893AstAp..12..585B
Bu_1893e AstAp 12, 585, 1893
Bu_1893f Ma - Burnham, S.W. (BU 1267 - 1274) 1893MNRAS..53..273B
Bu_1893f MNRAS 53, 273, 1893 (most measures also in Bu_1893a) 1893AN....131..329B
Bu_1893g orb - Burnham, S.W. 1893MNRAS..53..482B
Bu_1893g MNRAS 53, 482, 1893
Bu_1894 Ma j Burnham, S.W. 1894PLicO...2....3B
Bu_1894 Pub. Lick Obs. 2, 3, 1894 (includes most data from Bu_1893a) 1893AN....131..329B
Bu_1894a Ma j Burnham, S.W. (BU 1026 - 1038) 1894PLicO...2..185B
Bu_1894a Pub. Lick Obs. 2, 185, 1894
Bu_1894b Ma j Burnham, S.W. (BU 1039 - 1092) 1894PLicO...2..188B
Bu_1894b Pub. Lick Obs. 2, 188, 1894
Bu_1894c Ma - Burnham, S.W. (BU 1093 - 1154) 1894PLicO...2..197B
Bu_1894c Pub. Lick Obs. 2, 197, 1894
Bu_1894d Ma - Burnham, S.W. (BU 1155 - 1224) 1894PLicO...2..206B
Bu_1894d Pub. Lick Obs. 2, 206, 1894
Bu_1894e Ma - Burnham, S.W. (BU 1225 - 1266) 1894PLicO...2..221B
Bu_1894e Pub. Lick Obs. 2, 221, 1894
Bu_1894f Ma - Burnham, S.W. (BU 1267 - 1274) 1894PLicO...2..229B
Bu_1894f Pub. Lick Obs. 2, 229, 1894 (all measures also in Bu_1893f) 1893MNRAS..53..273B
Bu_1894g Ma - Burnham, S.W. 1894PLicO...2..159B
Bu_1894g Pub. Lick Obs. 2, 159, 1894
Bu_1898 orb - Burnham, S.W. 1898MNRAS..59...59B
Bu_1898 MNRAS 58, 59, 1898
Bu_1900 Ma - Burnham, S.W. 1900PYerO...1....1B
Bu_1900 Pub. Yerkes Obs. 1, 1, 1900
Bu_1902A Ma j Burnham, S.W. 1902AN....158..241E
Bu_1902A cited by Espin (AN 158, 241, 1902)
Bu_1903 Ma - Burnham, S.W. 1903PYerO...2....1B
Bu_1903 Pub. Yerkes Obs. 2, 1, 1903
Bu_1906 Ma j Burnham, S.W. 1906QB821.B972.....
Bu_1906 +M Burnham Double Star Cat., 1906
Bu_1906B Ma - Burnham, S.W. 1906MmRAS..56....1L
Bu_1906B +orb cited by Lewis (MemRAS 56, 1, 1906)
Bu_1907 Ma - Burnham, S.W. 1907AN....176..129B
Bu_1907 AN 176, 129, 1907 (most data in Bu_1913) 1913QB811.B8.......
Bu_1908 Ma - Burnham, S.W. 1908MNRAS..68..517B
Bu_1908 MNRAS 68, 517, 1908
Bu_1908A Ma - Burnham, S.W. 1908MNRAS..68..465B
Bu_1908A cited by Barnard (MNRAS 68, 465, 1908)
Bu_1909 Ma - Burnham, S.W. 1909AN....180...65B
Bu_1909 AN 180, 65, 1909 (most data in Bu_1913) 1913QB811.B8.......
Bu_1909b Ma j Burnham, S.W. 1909AN....182..133B
Bu_1909b AN 182, 133, 1909
Bu_1910 Ma - Burnham, S.W. ...................
Bu_1910 Journal Astronomique 1, no. 11, 81, 1910
Bu_1910b Ma - Burnham, S.W. 1910AN....185..145B
Bu_1910b AN 185, 145, 1910 (most data in Bu_1913) 1913QB811.B8.......
Bu_1911 - Burnham, S.W. 1911MNRAS..72..156J
Bu_1911 MNRAS 72, 156, 1911
Bu_1911b Ma j Burnham, S.W. 1911AN....189..385B
Bu_1911b AN 189, 385, 1911
Bu_1913 Ma j Burnham, S.W. 1913QB811.B8.......
Bu_1913 +Pa Carnegie Inst. Wash. #168, 1913
Bu_1913 +T
Bu_1918 Ma j Burnham, S.W. 1918AJ.....31..141B
Bu_1918 AJ 31, 141, 1918
Bu_1923A Ma - Burnham, S.W. 1923MNRAS..83..154E
Bu_1923A cited by Espin (MNRAS 83, 154, 1923)
Bu_1927A Ma - Burnham, S.W. 1927sdsc.book......
Bu_1927A cited in SDS (Southern Double Star Cat.), 1927
Bu_1932A Ma - Burnham, S.W. 1932QB821.A43......
Bu_1932A cited in ADS (Aitken Double Star Cat.), 1932
Bu_1963A Ma - Burnham, S.W. 1963icvd.book.....J
Bu_1963A cited in IDS (Lick Index Cat.), 1963
Bu_2002A Ma - Burnham, S.W. 2002yCat.1275....0D
Bu_2002A cited in CCDM
Fox1909 Ma - Fox, P. 1909AN....181..245F
Fox1909 AN 181, 245, 1909 (measures are also in Fox1915)
Fox1910 Ma - Fox, P. 1910AJ.....26...87F
Fox1910 AJ 26, 87, 1910 (measures are also in Fox1915)
Fox1915 Ma j Fox, P. 1915AnDea...1....1F
Fox1915 Ann. Dearborn Obs. 1, 1, 1915
Fox1915b Ma j Fox, P. 1915AnDea...1...52F
Fox1915b Ann. Dearborn Obs. 1, 52, 1915
Fox1925 Ma j Fox, P. 1925AnDea...2....1F
Fox1925 +Ca Ann. Dearborn Obs. 2, 1, 1925
Fox1946 Ma - Fox, P. 1946AnDea...6....1F
Fox1946 +Po Ann. Dearborn Obs. 6, 1, 1946
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21207+3327 BU 446 AB 2004 8 258 3.1 9.27 12.30 A5 212044.34+332649.2
21207+3327 BU 446 AB 2009 9 257 3.1 9.27 12.30 A5 212044.34+332649.2
21207+3327 BU 446 AB 2015 12 258 3.2 9.27 12.30 A5 212044.34+332649.2
21207+3327 BU 446 AB 2016 13 258 3.2 9.27 12.30 A5 212044.34+332649.2

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

 
 
WDS 21207+3327 BU 446 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21207+3327 BU 446 AB : MEASURES
 
 
No records found.

 
 
WDS 21207+3327 : VIRTUAL EYEPIECE
 
 

21207+3327 BU 446A mag 9.27 Sp A5 21207+3327 BU 446B sep 2.7 P.A. 256.20 mag 12.3 21207+3327 BU 446C sep 67.5 P.A. 208.90 mag 11 21207+3327 FOX9035D sep 63.3 P.A. 112.20 mag 12.97 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 21207+3327 : ALADIN DSS IMAGE @ 21h 20m 44.34s +33° 26' 49.2"
 
 
 
 
WDS 21207+3327 BU 446 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21207+3327 BU 446AB distance=0' 21214+3321 J 3136 distance=10' 21197+3315 HO 155 distance=18' 21210+3304 J 1229 distance=23' 21225+3311 KPP3369 distance=27' 21194+3306 J 1228 distance=28' 21187+3348 HU 770 distance=33' 21216+3253 GYL 54 distance=36' 21185+3354 TDT2895 distance=39' 21177+3345 HO 153 distance=43' 21216+3409 RAO 452 distance=45' 21203+3240 GRV 449 distance=47' 21192+3411 SLE 385 distance=48' 21242+3358 J 2346 distance=48' 21172+3351 SLE 379 distance=50' 21180+3405 RAO 621 distance=51' 21206+3420 JNN 129 distance=54' 21190+3418 COU 131 distance=56' 21163+3339 ES 2317 distance=58' 21218+3230 HLM 40 distance=58' 21208+3227 STT 437AB distance=60' 21208+3227 STT 437AC distance=60' 21207+3226 POP 201 distance=62' 21159+3340 GYL 52 distance=62' 21159+3319 COU1478 distance=62' 21258+3329 GYL 56 distance=64' 21156+3315 TOB 216 distance=66' 21156+3314 GYL 51 distance=67' 21155+3313 TOB 215 distance=67' 21182+3227 GRV 444 distance=67' 21177+3423 SLE 381 distance=68' 21186+3430 HU 769 distance=69' 21262+3339 TDT2964 distance=70' 21217+3436 COU1334 distance=71' 21151+3313 TOB 217 distance=72' 21150+3340 TDT2857 distance=74' 21265+3315 HJ 935AB distance=74' 21265+3315 HJ 935BC distance=74' 21267+3329 TDT2973 distance=75' 21268+3337 ES 2382 distance=77' 21257+3241 GYL 55 distance=78' 21152+3251 HEI 284AB distance=79' 21152+3251 HEI 284AC distance=79' 21145+3330 TDT2849 distance=79' 21262+3249 GRV 467 distance=79' 21143+3332 ES 2316 distance=82' 21149+3407 J 3129AB distance=84' 21149+3407 J 3129AC distance=84' 21257+3422 GRV 465 distance=85' 21159+3428 SLE 377 distance=86' 21139+3336 TDT2842 distance=86' 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 21207+3327 BU 446 AB 258 3.2
Show 21207+3327 BU 446 AC 214 70.8
Show 21207+3327 FOX9035 AD 109 74.2
Show 21214+3321 J 3136 179 8.1 10
Show 21197+3315 HO 155 38 2.0 18
Show 21210+3304 J 1229 305 2.2 23
Show 21225+3311 KPP3369 47 1.8 27
Show 21194+3306 J 1228 281 3.7 28
Show 21187+3348 HU 770 314 0.9 33
Show 21216+3253 GYL 54 137 22.2 36
Show 21185+3354 TDT2895 143 0.9 39
Show 21177+3345 HO 153 128 1.0 43
Show 21216+3409 RAO 452 214 3.7 45
Show 21203+3240 GRV 449 327 64.2 47
Show 21192+3411 SLE 385 175 12.8 48
Show 21242+3358 J 2346 229 4.1 48
Show 21172+3351 SLE 379 289 8.9 50
Show 21180+3405 RAO 621 293 1.1 51
Show 21206+3420 JNN 129 213 0.1 54
Show 21190+3418 COU 131 195 3.9 56
Show 21163+3339 ES 2317 310 10.7 58
Show 21218+3230 HLM 40 23 15.5 58
Show 21208+3227 STT 437 AB 19 2.5 60
Show 21208+3227 STT 437 AC 144 79.6 60
Show 21207+3226 POP 201 203 7.1 62
Show 21159+3340 GYL 52 62 29.0 62
Show 21159+3319 COU1478 175 1.4 62
Show 21258+3329 GYL 56 3 16.3 64
Show 21156+3315 TOB 216 135 14.2 66
Show 21156+3314 GYL 51 102 43.1 67
Show 21155+3313 TOB 215 232 16.2 67
Show 21182+3227 GRV 444 250 36.1 67
Show 21177+3423 SLE 381 279 9.6 68
Show 21186+3430 HU 769 178 0.9 69
Show 21262+3339 TDT2964 258 0.4 70
Show 21217+3436 COU1334 148 0.8 71
Show 21151+3313 TOB 217 268 16.4 72
Show 21150+3340 TDT2857 288 0.5 74
Show 21265+3315 HJ 935 AB 16 12.9 74
Show 21265+3315 HJ 935 BC 52 1.7 74
Show 21267+3329 TDT2973 330 0.5 75
Show 21268+3337 ES 2382 257 7.7 77
Show 21257+3241 GYL 55 163 5.8 78
Show 21152+3251 HEI 284 AB 26 4.3 79
Show 21152+3251 HEI 284 AC 224 8.7 79
Show 21145+3330 TDT2849 204 2.2 79
Show 21262+3249 GRV 467 338 60.2 79
Show 21143+3332 ES 2316 5.0 82
Show 21149+3407 J 3129 AB 323 4.7 84
Show 21149+3407 J 3129 AC 149 11.5 84
Show 21257+3422 GRV 465 6 51.1 85

 
 
WDS 21207+3327 : COMPONENTS
 
 
  A B C
B pa=256.2°
sep=2.66"
 
C pa=208.9°
sep=67.47"
pa=207.2°
sep=65.70"
 
D pa=112.2°
sep=63.28"
pa=110.8°
sep=65.44"
pa=68.9°
sep=97.76"
 
 
21207+3327 A
 
 
Coord arcsec 2000 212044.34+332649.2 Mag 9.27 Spectral class A5 (white) PmRA -24.00
PmDE -22.0 Tycho2 2707-00051-1
Tycho2
Tycho2 2707-00051-1 Pflag RAmdeg 320.18473194 DEmdeg 33.44700033
PmRA -24.4 PmDE -21.9 E RAmdeg 9 E DEmdeg 7
E pmRA 1.2 E pmDE 1.2 EpRAm 1990.91 EpDEm 1991.32
Num 6 Q RAmdeg 0.9 Q DEmdeg 1.0 Q pmRA 1.0
Q pmDE 1.0 BTmag 9.607 E BTmag 0.018 VTmag 9.265
E VTmag 0.014 Prox 722 TYC T HIP
CCDM RAdeg 320.18480083 DEdeg 33.44705083 EpRA 1990 1.53
EpDE 1990 1.68 E RAdeg 8.6 E DEdeg 7.3 Posflg
Corr 0.2
CCDM
Ccdm 21207+3327 RComp Comp A Note1
Note2 Discov num DRAs 2.30 DDEs -10.0
R dRAs 10 Year Theta Rho
Obs 3 Vmag 9.1 Sp PmNote *
PmRA -13 PmDE -12 Dm number +32 4131 Cat1 BD
Name2 +33 2097 Cat2 AGK2/3 HD M HD
ADS BDS A14887 M ADS BDS N IDS IDS 21166N3301A
HIC
 
 
21207+3327 B
 
 
Coord arcsec 2000 212044.13+332648.6 Mag 12.3 Calc delta mag 3.03 Calc coord yes
CCDM
Ccdm 21207+3327 RComp Comp B Note1
Note2 Discov num BU 446 DRAs DDEs
R dRAs Year 1876 Theta 258 Rho 3.0
Obs 9 Vmag 12.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14887 M ADS BDS N IDS IDS 21166N3301B
HIC
 
 
21207+3327 C
 
 
Coord arcsec 2000 212041.73+332550.1 Mag 11 PmRA 32.00 PmDE -2.0
Tycho2 2707-00022-1 Calc delta mag 1.73 Calc coord yes
Tycho2
Tycho2 2707-00022-1 Pflag RAmdeg 320.17138581 DEmdeg 33.43048140
PmRA 28.5 PmDE -0.8 E RAmdeg 29 E DEmdeg 28
E pmRA 2.0 E pmDE 2.0 EpRAm 1984.83 EpDEm 1987.41
Num 6 Q RAmdeg 1.5 Q DEmdeg 1.2 Q pmRA 1.5
Q pmDE 1.1 BTmag 11.665 E BTmag 0.058 VTmag 10.997
E VTmag 0.052 Prox 722 TYC T HIP
CCDM RAdeg 320.17129056 DEdeg 33.43048417 EpRA 1990 1.52
EpDE 1990 1.71 E RAdeg 39.2 E DEdeg 31.6 Posflg
Corr 0.1
CCDM
Ccdm 21207+3327 RComp Comp C Note1
Note2 Discov num BU 446 DRAs DDEs
R dRAs Year 1913 Theta 216 Rho 76.4
Obs 1 Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14887 M ADS BDS N IDS IDS 21166N3301C
HIC
 
 
21207+3327 D
 
 
Coord arcsec 2000 212049.02+332625.3 Mag 12.97 PmRA -5.00 PmDE -6.0
Calc delta mag 3.7 Calc coord yes