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Current system
20248+2511
COU 521
HD 194451


Nearby doubles
4' : 20246+2510
POU4463

8' : 20242+2510
POU4454

8' : 20248+2503
OSO 125AB

8' : 20252+2517
POU4479

9' : 20253+2516
POU4482

10' : 20253+2506
POU4483

10' : 20242+2504
POU4452

11' : 20244+2521
KPP2505

12' : 20240+2507
POU4443

13' : 20240+2505
J 557

13' : 20254+2520
POU4484

14' : 20240+2503
POU4442

14' : 20256+2504
A 392

14' : 20238+2510
POU4439

17' : 20257+2521
STF2682

17' : 20252+2456
POU4478

18' : 20252+2454
POU4476AB

20' : 20235+2502
POU4432

20' : 20262+2516
POU4494

20' : 20241+2453
POU4448

22' : 20262+2501
POU4493

22' : 20264+2514
POU4496

24' : 20261+2455
POU4492

26' : 20243+2445
POU4455

29' : 20229+2521
POU4421

30' : 20229+2522
POU4419



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.

20248+2511 COU 521 (HD 194451)

 
 
20h 24m 46.67s +25° 10' 46.1" P.A. 280.00 sep 0.5 mag 7.52,10.59 Sp A0 dist. 383.14 pc (1249.8 l.y.)
 
 
Coord 2000 20248+2511 Discov num COU 521 Comp Coord arcsec 2000 20 24 46.67 +25 10 46.1
Date first 1970 Date last 2014 Obs 7
Pa first 286 Pa last 279.9 P.A. Now (θ) 279.9°
Sep first 0.4 Sep last 0.504 Sep. Now (ρ) 0.504"
Mag pri 7.52 Mag sec 10.59 delta mag (ΔM) 3.07 Spectral class A0 (white)
Pri motion ra +008 Sec motion ra
Pri motion dec +005 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 194451 Constellation Vulpecula SAO 88641 HIP 100686
Tycho2 2160-01047-1 Gaia DR2 1832479545244012544 HD 194451 BD BD+24 4116
Distance 383.14 Distance ly 1249.8
 
 
WDS 20248+2511 COU 521 (HD 194451) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Cou1952a Ma - Couteau, P. 1952JO.....35..101C
Cou1952a +Mc J. Obs. 35, 101, 1952
Cou1952b Ma - Couteau, P. 1952JO.....35..181C
Cou1952b J. Obs. 35, 181, 1952
Cou1953a Ma - Couteau, P. 1953JO.....36...37C
Cou1953a J. Obs. 36, 37, 1953
Cou1953b - Couteau, P. 1953JO.....36...44C
Cou1953b J. Obs. 36, 44, 1953
Cou1953c Ma - Couteau, P. 1953JO.....36...46C
Cou1953c J. Obs. 36, 46, 1953
Cou1953d Ma - Couteau, P. 1953JO.....36..131C
Cou1953d J. Obs. 36, 131, 1953
Cou1953e Mc - Couteau, P. 1953JO.....37...37C
Cou1953e J. Obs. 37, 37, 1953
Cou1955a Ma - Couteau, P. 1955JO.....38....1C
Cou1955a J. Obs. 38, 1, 1955
Cou1955b - Couteau, P. 1955JO.....38...27C
Cou1955b J. Obs. 38, 27, 1955
Cou1955c Ma - Couteau, P. 1955JO.....38..238C
Cou1955c +Mc J. Obs. 38, 238, 1955
Cou1956 Ma - Couteau, P. 1956JO.....39..137C
Cou1956 +Mc J. Obs. 39, 137, 1956
Cou1957a Ma j Couteau, P. 1957JO.....40..113C
Cou1957a +Mc J. Obs. 40, 113, 1957
Cou1957b orb - Couteau, P. 1957JO.....40..126C
Cou1957b J. Obs. 40, 126, 1957
Cou1958a M+ - Couteau, P. 1958JO.....41....1C
Cou1958a +Pa J. Obs. 41, 1-14, 1958
Cou1958b orb - Couteau, P. 1958JO.....41...15C
Cou1958b J. Obs. 41, 15-19, 1958
Cou1958c Ma j Couteau, P. 1958JO.....41...81C
Cou1958c +Mc J. Obs. 41, 81-90, 1958
Cou1958d orb - Couteau, P. 1958JO.....41...91C
Cou1958d J. Obs. 41, 91-96, 1958
Cou1959a Ma - Couteau, P. 1959JO.....42...17C
Cou1959a +Mc J. Obs. 42, 17, 1959
Cou1959b orb - Couteau, P. 1959JO.....42...30C
Cou1959b J. Obs. 42, 30, 1959
Cou1960a M+ - Couteau, P. 1960JO.....43....1C
Cou1960a +orb J. Obs. 43, 1, 1960
Cou1960b orb - Couteau, P. .
Cou1960b Bull. Astron. Paris 23, 127, 1960
Cou1960c orb - Couteau, P. 1960JO.....43...13C
Cou1960c J. Obs. 43, 13, 1960
Cou1961a Ma - Couteau, P. 1961JO.....44...41C
Cou1961a +Mc J. Obs. 44, 41, 1961
Cou1961b orb - Couteau, P. 1961JO.....44...54C
Cou1961b J. Obs. 44, 54-60, 1961
Cou1961c orb - Couteau, P. 1961IAUDS..23....1C
Cou1961c Inf. Circ. 23, 1, 1961
Cou1962a Ma j Couteau, P. 1962JO.....45...43C
Cou1962a +Mc J. Obs. 45, 43, 1962
Cou1962b Ma j Couteau, P. 1962JO.....45..225C
Cou1962b +Mb J. Obs. 45, 225, 1962
Cou1962c orb - Couteau, P. .
Cou1962c Bull. Astron. Paris 24, 15, 1962
Cou1962d orb - Couteau, P. 1962IAUDS..26....1C
Cou1962d Inf. Circ. 26, 1, 1962
Cou1962e orb - Couteau, P. 1962JO.....45...37C
Cou1962e J. Obs. 45, 37, 1962
Cou1962F Ma - Couteau, P. 1962QB821.J64......
Cou1962F cited by Jonckheere (General Cat. of Double Stars, Marseille, 1962)
Cou1963a Ma j Couteau, P. 1963JO.....46..155C
Cou1963a +Mc J. Obs. 46, 155, 1963
Cou1963b orb - Couteau, P. 1963JO.....46..172C
Cou1963b J. Obs. 46, 172, 1963
Cou1963c orb - Couteau, P. .
Cou1963c Bull. Astron. Paris 24, 24, 1963
Cou1964 M+ j Couteau, P. 1964JO.....47..229C
Cou1964 +Pa J. Obs. 47, 229, 1964
Cou1965a orb - Couteau, P. 1965JO.....48...33C
Cou1965a J. Obs. 48, 33, 1965
Cou1965b orb - Couteau, P. 1965JO.....48...35C
Cou1965b J. Obs. 48, 35, 1965
Cou1966a Ma - Couteau, P. 1966JO.....49..221C
Cou1966a +Pa J. Obs. 49, 221, 1966
Cou1966b M+ j Couteau, P. 1966JO.....49..341C
Cou1966b +Pa J. Obs. 49, 341, 1966
Cou1966c orb - Couteau, P. 1966JO.....49..369C
Cou1966c J. Obs. 49, 369, 1966
Cou1967a Ma - Couteau, P. 1967JO.....50...33C
Cou1967a +Pa J. Obs. 50, 33-39, 1967
Cou1967b Ma - Couteau, P. 1967JO.....50...41C
Cou1967b J. Obs. 50, 41-57, 1967
Cou1967c orb - Couteau, P. 1967IAUDS..42....1C
Cou1967c Inf. Circ. 42, 1, 1967
Cou1968a Ma j Couteau, P. 1968JO.....51...31C
Cou1968a J. Obs. 51, 31, 1968
Cou1968b Ma j Couteau, P. 1968JO.....51..337C
Cou1968b J. Obs. 51, 337, 1968
Cou1970a Ma j Couteau, P. 1970A&AS....1..105C
Cou1970a +Pa A&AS 1, 105, 1970
Cou1970b Ma j Couteau, P. 1970A&AS....1..419C
Cou1970b +Pa A&AS 1, 419, 1970
Cou1970c Ma j Couteau, P. 1970A&AS....3...51C
Cou1970c +Pa A&AS 3, 51, 1970
Cou1971 orb - Couteau, P. & Morel, P.J. 1971IAUDS..53....1C
Cou1971 Inf. Circ. 53, 1, 1971
Cou1972a Ma j Couteau, P. 1972A&AS....5..167C
Cou1972a +Pa A&AS 5, 167, 1972
Cou1972b orb - Couteau, P. & Morel, P.J. 1972A&AS....5..175C
Cou1972b A&AS 5, 175, 1972
Cou1972c orb - Couteau, P. 1972A&AS....5..181C
Cou1972c A&AS 5, 181, 1972
Cou1972d Ma j Couteau, P. 1972A&AS....6..177C
Cou1972d A&AS 6, 177, 1972
Cou1972e Ma j Couteau, P. 1972A&AS....6..185C
Cou1972e A&AS 6, 185, 1972
Cou1972f Ma j Couteau, P. 1972A&AS....6..419C
Cou1972f +Pa A&AS 6, 419, 1972
Cou1973a Ma j Couteau, P. 1973A&AS...10..273C
Cou1973a +Pa A&AS 10, 273, 1973
Cou1973b orb - Couteau, P. 1973A&AS...12..127C
Cou1973b A&AS 12, 127, 1973
Cou1973c Ma - Couteau, P. 1973A&AS...12..137C
Cou1973c +Pa A&AS 12, 137, 1973
Cou1973d orb - Couteau, P. 1973IAUDS..59....1C
Cou1973d Inf. Circ. 59, 1, 1973
Cou1974a Ma - Couteau, P. 1974A&AS...15..253C
Cou1974a A&AS 15, 253, 1974
Cou1974b orb - Couteau, P. 1974IAUDS..62....1C
Cou1974b Inf. Circ. 62, 1, 1974
Cou1975a Ma j Couteau, P. 1975A&AS...20..379C
Cou1975a A&AS 20, 379, 1975
Cou1975b Ma j Couteau, P. 1975A&AS...20..391C
Cou1975b A&AS 20, 391, 1975
Cou1975c orb - Couteau, P. 1975A&AS...20..411C
Cou1975c A&AS 20, 411, 1975
Cou1976a Ma - Couteau, P. 1976A&AS...24..495C
Cou1976a A&AS 24, 495, 1976
Cou1976b Ma - Couteau, P. 1976A&AS...29..249C
Cou1976b A&AS 29, 249, 1976
Cou1976c orb - Couteau, P. 1976IAUDS..70....1C
Cou1976c Inf. Circ. 70, 1, 1976
Cou1979a Ma j Couteau, P. 1979A&AS...35..197C
Cou1979a A&AS 35, 197, 1979
Cou1979b Ma j Couteau, P. 1979A&AS...36...11C
Cou1979b A&AS 36, 11, 1979
Cou1981a Ma - Couteau, P. 1981A&AS...43...79C
Cou1981a A&AS 43, 79, 1981
Cou1981b orb - Couteau. P. 1981IAUDS..83....1C
Cou1981b Inf. Circ. 83, 1, 1981
Cou1982a Ma - Couteau, P. 1982A&AS...48..443C
Cou1982a A&AS 48, 443, 1982
Cou1982b Ma j Couteau, P. 1982A&AS...50...49C
Cou1982b A&AS 50, 49, 1982
Cou1982c orb - Couteau, P. 1982IAUDS..86....1C
Cou1982c Inf. Circ. 86, 1, 1982
Cou1982d orb - Couteau, P. & Morel, P.J. 1982A&A...105..323C
Cou1982d A&A 105, 323, 1982
Cou1983a Ma - Couteau, P. 1983A&AS...53..441C
Cou1983a A&AS 53, 441, 1983
Cou1983b orb - Couteau, P. 1983IAUDS..90....1C
Cou1983b Inf. Circ. 90, 1, 1983
Cou1983c orb - Couteau, P. 1983IAUDS..91R...1C
Cou1983c Inf. Circ. 91, 1, 1983
Cou1984a Ma j Couteau, P. 1984PASP...96..174C
Cou1984a +Mb PASP 96, 174, 1984
Cou1984b orb - Couteau, P. 1984A&AS...57..171C
Cou1984b A&AS 57, 171, 1984
Cou1984c orb - Couteau, P. 1984IAUDS..92....1C
Cou1984c Inf. Circ. 92, 1, 1984
Cou1984d orb - Couteau, P. 1984IAUDS..94....1C
Cou1984d Inf. Circ. 94, 1, 1984
Cou1985a Ma j Couteau, P. 1985A&AS...60..237C
Cou1985a A&AS 60, 237, 1985
Cou1985b Ma j Couteau, P. 1985A&AS...60..241C
Cou1985b A&AS 60, 241, 1985
Cou1985c orb - Couteau, P. 1985IAUDS..95....1C
Cou1985c Inf. Circ. 95, 1, 1985
Cou1985d orb - Couteau, P. 1985IAUDS..97....1C
Cou1985d Inf. Circ. 97, 1, 1985
Cou1986a orb - Couteau, P. 1986IAUDS..98....1C
Cou1986a Inf. Circ. 98, 1, 1986
Cou1986b orb - Couteau, P. 1986A&AS...65..505C
Cou1986b A&AS 65, 505, 1986
Cou1987a Ma - Couteau, P. 1987A&AS...67...13C
Cou1987a A&AS 67, 13, 1987
Cou1987b Ma j Couteau, P. 1987A&AS...70..193C
Cou1987b +Mb A&AS 70, 193, 1987
Cou1987c orb - Couteau, P. 1987A&AS...71..569C
Cou1987c A&AS 71, 569, 1987
Cou1987d orb - Couteau, P. 1987IAUDS.101....1C
Cou1987d Inf. Circ. 101, 1, 1987
Cou1987e orb - Couteau, P. 1987IAUDS.102....1C
Cou1987e Inf. Circ. 102, 1, 1987
Cou1988a Mb j Couteau, P. (Couteau & Ling) 1988A&AS...73..449C
Cou1988a A&AS 73, 449, 1988
Cou1988b Ma - Couteau, P. 1988A&AS...75..163C
Cou1988b A&AS 75, 163, 1988
Cou1988c orb - Couteau, P. 1988IAUDS.104....1C
Cou1988c Inf. Circ. 104, 1, 1988
Cou1988d orb - Couteau, P. 1988IAUDS.105....1C
Cou1988d Inf. Circ. 105, 1, 1988
Cou1989a Mb j Couteau, P. (Couteau et al.) 1989A&AS...78..483C
Cou1989a A&AS 78, 483, 1989
Cou1989b Ma j Couteau, P. 1989A&AS...79..385C
Cou1989b +Mb A&AS 79, 385, 1989
Cou1989c orb - Couteau, P. 1989A&AS...80..373C
Cou1989c A&AS 80, 373, 1989
Cou1989d orb - Couteau, P. 1989IAUDS.107....1C
Cou1989d Inf. Circ. 107, 1, 1989
Cou1989e orb - Couteau, P. 1989IAUDS.108....1C
Cou1989e Inf. Circ. 108, 1, 1989
Cou1990a orb - Couteau, P. 1990IAUDS.111....1C
Cou1990a Inf. Circ. 111, 1, 1990
Cou1990b orb - Couteau, P. 1990IAUDS.112....1C
Cou1990b Inf. Circ. 112, 1, 1990
Cou1990c Ma j Couteau, P. 1990A&AS...83..331C
Cou1990c +Mb A&AS 83, 331, 1990
Cou1991a Ma j Couteau, P. (Couteau & Ling) 1991A&AS...88..497C
Cou1991a +Mb A&AS 88, 497, 1991
Cou1991b orb - Couteau, P. 1991IAUDS.113Q...1C
Cou1991b Inf. Circ. 113, 1, 1991
Cou1992 Ma j Couteau, P. (Ling & Couteau) 1992A&AS...95..423C
Cou1992 +Mb A&AS 95, 423, 1992
Cou1993a Ma - Couteau, P. 1993A&AS...97..511C
Cou1993a A&AS 97, 511, 1993
Cou1993b orb - Couteau, P. 1993IAUDS.119....2C
Cou1993b Inf. Circ. 119, 2, 1993
Cou1993c orb - Couteau, P. 1993IAUDS.120....2C
Cou1993c Inf. Circ. 120, 2, 1993
Cou1993d Ma j Couteau, P. (Couteau et al.) 1993A&AS..100..305C
Cou1993d A&AS 100, 305, 1993
Cou1994 Ma j Couteau, P. (Couteau & Gili) 1994A&AS..106..377C
Cou1994 A&AS 106, 377, 1994
Cou1996 orb - Couteau, P. 1996IAUDS.128....1C
Cou1996 Inf. Circ. 128, 1, 1996
Cou1997a orb - Couteau, P. 1997IAUDS.131....1C
Cou1997a Inf. Circ. 131, 1, 1997
Cou1997b Ma j Couteau, P. 1997A&AS..126....1C
Cou1997b A&AS 126, 1, 1997
Cou1999a Ma - Couteau, P. 1999IAUDS.138....2C
Cou1999a Inf. Circ. 138, 2, 1999
Cou1999b orb - Couteau, P. .
Cou1999b Cat. de 2700 Etoiles Doubles "COU", 1999 Obs. de la Cote d'Azur, 3rd ed.
Cou2002 Ma j Couteau, P. .
Cou2002 Updated electronic version of Couteau 2700 Cat. (Cou1999b)
Cou2002 (all measures prior to 2000.5 also in Cou2002b)
Cou2002b Ma j Couteau, P. 2002O&T....55....2C
Cou2002b Obs. et Travaux 55, 2, 2002 (most measures also in Cou2002)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20248+2511 COU 521 1991 4 280 0.5 7.52 10.59 A0 D 202446.67+251046.1
20248+2511 COU 521 2008 5 283 0.5 7.52 10.59 A0 D 202446.67+251046.1
20248+2511 COU 521 2010 6 280 0.5 7.52 10.59 A0 202446.67+251046.1
20248+2511 COU 521 2014 7 280 0.5 7.52 10.59 A0 202446.67+251046.1

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

 
 
WDS 20248+2511 COU 521 (HD 194451) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20248+2511 COU 521 (HD 194451) : MEASURES
 
 
No records found.

 
 
WDS 20248+2511 (HD 194451) : VIRTUAL EYEPIECE
 
 

20248+2511 COU 521A mag 7.52 Sp A0 20248+2511 COU 521B sep 0.5 P.A. 280.90 mag 10.59 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20248+2511 (HD 194451) : ALADIN DSS IMAGE @ 20h 24m 46.67s +25° 10' 46.1"
 
 
 
 
WDS 20248+2511 COU 521 (HD 194451) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20248+2511 COU 521 distance=0' 20246+2510 POU4463 distance=4' 20242+2510 POU4454 distance=8' 20248+2503 OSO 125AB distance=8' 20248+2503 OSO 125AC distance=8' 20252+2517 POU4479 distance=8' 20253+2516 POU4482 distance=9' 20253+2506 POU4483 distance=10' 20242+2504 POU4452 distance=10' 20244+2521 KPP2505 distance=11' 20240+2507 POU4443 distance=12' 20240+2505 J 557 distance=13' 20254+2520 POU4484 distance=13' 20240+2503 POU4442 distance=14' 20256+2504 A 392 distance=14' 20238+2510 POU4439 distance=14' 20257+2521 STF2682 distance=17' 20252+2456 POU4478 distance=17' 20252+2454 POU4476AB distance=18' 20252+2454 POU4477AC distance=18' 20235+2502 POU4432 distance=20' 20262+2516 POU4494 distance=20' 20241+2453 POU4448 distance=20' 20262+2501 POU4493 distance=22' 20264+2514 POU4496 distance=22' 20261+2455 POU4492 distance=24' 20243+2445 POU4455 distance=26' 20229+2521 POU4421 distance=29' 20229+2522 POU4419 distance=30' 20255+2439 POU4485 distance=35' 20264+2537 TVB 11 distance=35' 20256+2438 POU4486 distance=35' 20222+2509 POU4408 distance=35' 20274+2510 POU4503 distance=36' 20221+2516 BKO 831 distance=37' 20228+2445 POU4418 distance=38' 20221+2524 KPP2534 distance=39' 20269+2537 TDT2281 distance=39' 20240+2433 POU4441 distance=39' 20242+2432 POU4451 distance=39' 20219+2510 BKO 829 distance=40' 20248+2431 POU4470 distance=40' 20276+2502 BKO 575 distance=40' 20249+2430 POU4471 distance=41' 20246+2429 J 820 distance=42' 20218+2517 POU4399AB distance=42' 20218+2517 POU4400AC distance=42' 20277+2454 POU4504 distance=44' 20243+2427 POU4456AB distance=45' 20243+2427 POU4457AC distance=45' 20250+2427 POU4474 distance=45' 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 20248+2511 COU 521 280 0.5
Show 20246+2510 POU4463 143 12.2 4
Show 20242+2510 POU4454 157 4.1 8
Show 20248+2503 OSO 125 AB 132 6.0 8
Show 20248+2503 OSO 125 AC 36 8.4 8
Show 20252+2517 POU4479 331 15.8 8
Show 20253+2516 POU4482 57 3.2 9
Show 20253+2506 POU4483 229 5.5 10
Show 20242+2504 POU4452 182 10.1 10
Show 20244+2521 KPP2505 159 22.5 11
Show 20240+2507 POU4443 103 8.9 12
Show 20240+2505 J 557 244 2.5 13
Show 20254+2520 POU4484 29 10.6 13
Show 20240+2503 POU4442 349 17.9 14
Show 20256+2504 A 392 292 0.9 14
Show 20238+2510 POU4439 86 9.4 14
Show 20257+2521 STF2682 298 22.0 17
Show 20252+2456 POU4478 339 15.7 17
Show 20252+2454 POU4476 AB 113 10.9 18
Show 20252+2454 POU4477 AC 327 16.8 18
Show 20235+2502 POU4432 308 19.3 20
Show 20262+2516 POU4494 202 15.7 20
Show 20241+2453 POU4448 231 17.9 20
Show 20262+2501 POU4493 358 14.1 22
Show 20264+2514 POU4496 24 10.9 22
Show 20261+2455 POU4492 327 4.2 24
Show 20243+2445 POU4455 298 6.6 26
Show 20229+2521 POU4421 237 10.1 29
Show 20229+2522 POU4419 214 17.4 30
Show 20255+2439 POU4485 200 17.5 35
Show 20264+2537 TVB 11 357 16.1 35
Show 20256+2438 POU4486 242 12.8 35
Show 20222+2509 POU4408 297 14.6 35
Show 20274+2510 POU4503 283 18.1 36
Show 20221+2516 BKO 831 89 6.9 37
Show 20228+2445 POU4418 232 14.7 38
Show 20221+2524 KPP2534 44 22.9 39
Show 20269+2537 TDT2281 3 1.8 39
Show 20240+2433 POU4441 248 13.3 39
Show 20242+2432 POU4451 222 16.2 39
Show 20219+2510 BKO 829 356 5.0 40
Show 20248+2431 POU4470 78 9.5 40
Show 20276+2502 BKO 575 349 3.7 40
Show 20249+2430 POU4471 243 7.6 41
Show 20246+2429 J 820 327 3.1 42
Show 20218+2517 POU4399 AB 21 10.7 42
Show 20218+2517 POU4400 AC 73 17.8 42
Show 20277+2454 POU4504 67 15.7 44
Show 20243+2427 POU4456 AB 326 11.5 45
Show 20243+2427 POU4457 AC 76 17.0 45
Show 20250+2427 POU4474 219 19.2 45

 
 
WDS 20248+2511 : COMPONENTS
 
 
  A
B pa=280.9°
sep=0.46"
 
 
20248+2511 A
 
 
Componente originario normalizzato AB Name HD 194451 Coord arcsec 2000 202446.67+251046.1 Mag 7.52
Spectral class A0 (white) PmRA 8.00 PmDE 5.0 SAO 88641
HIP 100686 Tycho2 2160-01047-1 HD 194451 BD BD+24 4116
Tycho2
Tycho2 2160-01047-1 Pflag RAmdeg 306.19446448 DEmdeg 25.17946308
PmRA -2.9 PmDE -0.9 E RAmdeg 4 E DEmdeg 4
E pmRA 1.1 E pmDE 1.0 EpRAm 1991.31 EpDEm 1991.32
Num 11 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.1
Q pmDE 1.1 BTmag 7.420 E BTmag 0.015 VTmag 7.462
E VTmag 0.010 Prox 999 TYC T HIP 100686
CCDM AB RAdeg 306.19447194 DEdeg 25.17946500 EpRA 1990 1.51
EpDE 1990 1.56 E RAdeg 4.1 E DEdeg 4.1 Posflg P
Corr 0.0
SAO
SAO 88641 DelFlag RA1950 PmRA1950 -0.0002
DE1950 PmDE1950 -0.005 Vmag 7.9 SpType A0
Double code Source 35 CatNum 7684 DM BD+24 4116
DMcomp BDsup HD 194451 M HD 0
GC RA1950rad 5.33476208 DE1950rad 0.43661243 PmRA2000 -0.0001
PmDE2000 -0.008
Hipparcos
Catalog H HIP 100686 Proxy H RAhms 20 24 46.67
DEdms +25 10 46.1 Vmag 7.46 VarFlag R Vmag H
RAdeg 306.194 DEdeg 25.1795 AstroRef A Plx 2.97
CCDM 20248+2511 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 280 Rho 0.517 HD 194451 BD BD+24 4116
CD CP Dm number +24 4116 VIred -0.02
SpType A0 R SpType Coord arcsec 2000 202446.67+251046.1
Hipparcos 2
HIP 100686 Sn 15 So 3 Nc 2
RArad 5.3441017795 DErad 0.4394645562 Plx 2.61 PmRA -1.24
PmDE -2.06 E RArad 0.4 E DErad 0.38 E Plx 0.57
E pmRA 0.45 E pmDE 0.45 Hpmag 7.4601 E Hpmag 0.0012
SHp 0.01 VA 0 BV -0.037 E BV 0.008
VI -0.01
CCDM
Ccdm 20248+2511 RComp Comp A Note1
Note2 Discov num DRAs -1.28 DDEs -12.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.7 Sp A0 PmNote *
PmRA 9 PmDE 20 Dm number +24 4116 Cat1 BD
Name2 +25 2341 Cat2 AGK2/3 HD 194451 M HD
ADS BDS M ADS BDS N IDS IDS 20205N2451A
HIC 100686
 
 
20248+2511 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202446.64+251046.2 Mag 10.59 Calc delta mag 3.07
Calc coord yes
CCDM
Ccdm 20248+2511 RComp Comp B Note1
Note2 Discov num COU 521 DRAs DDEs
R dRAs Year 1970 Theta 286 Rho 0.4
Obs 1 Vmag 9.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20205N2451B
HIC 100686