20201+2334 BKO 641
20h 20m 08.99s +23° 33' 37.6" P.A. 98.00 sep 8.0 mag 12.20,14.00
Coord 2000 |
20201+2334 |
|
Discov num |
BKO 641 |
|
Comp |
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Coord arcsec 2000 |
20 20 08.99 +23 33 37.6 |
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Date first |
2000 |
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Date last |
2015 |
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Obs |
8 |
|
Pa first |
99 |
|
Pa last |
98.4 |
|
P.A. Now (θ) |
98.4° |
|
Sep first |
7.8 |
|
Sep last |
8.049 |
|
Sep. Now (ρ) |
8.049" |
|
Mag pri |
12.20 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
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|
Pri motion ra |
-042 |
|
Sec motion ra |
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Pri motion dec |
+008 |
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Sec motion dec |
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Notes |
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Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Vulpecula |
|
Gaia DR2 |
1831857500844790912 |
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SUSPECTED ORBITAL ELEMENTS
Identifier | 20201+2338 |
coord_arcsec_2000 | 202003.65+233817.2 |
Period (P) | 832.0012d (2.28y) | ± 50.1881 |
Periastron (T) | 48574.1094d (1991.867y) | ± 50.8726 |
Semi-major axis (a) | 14.95m | ± 1.45 |
Eccentricity (e) | 0.3255 | ± 0.1375 |
Inclination (i) | 36.29° | ± 10.76 |
Longitude of periastron (ω) | 146.62° | ± 38.79 |
Node (Ω) | 97.88° | ± 21.03 |
Notes | n | |
Reference | HIP1997d | |
Equinox | | |
Last observation | 1991 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000-01-01 |
81.8 |
0.019 |
2001-01-01 |
256.1 |
0.010 |
2002-01-01 |
60.5 |
0.018 |
2003-01-01 |
167.3 |
0.010 |
2004-01-01 |
33.3 |
0.015 |
2005-01-01 |
119.4 |
0.015 |
2006-01-01 |
352.7 |
0.012 |
2007-01-01 |
94.2 |
0.019 |
2008-01-01 |
297.1 |
0.011 |
2009-01-01 |
73.6 |
0.019 |
2010-01-01 |
220.7 |
0.009 |
2011-01-01 |
50.7 |
0.017 |
2012-01-01 |
142.8 |
0.012 |
2013-01-01 |
19.0 |
0.014 |
2014-01-01 |
108.1 |
0.017 |
2015-01-01 |
331.8 |
0.012 |
2016-01-01 |
85.8 |
0.019 |
2017-01-01 |
270.7 |
0.010 |
2018-01-01 |
65.0 |
0.018 |
2019-01-01 |
183.0 |
0.009 |
2020-01-01 |
39.4 |
0.016 |
2021-01-01 |
125.9 |
0.014 |
2022-01-01 |
2.0 |
0.013 |
2023-01-01 |
98.5 |
0.018 |
2024-01-01 |
308.9 |
0.011 |
2025-01-01 |
77.6 |
0.019 |
2026-01-01 |
238.8 |
0.009 |
2027-01-01 |
55.6 |
0.017 |
2028-01-01 |
153.5 |
0.011 |
2029-01-01 |
26.2 |
0.014 |
2030-01-01 |
113.3 |
0.016 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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WDS 20201+2334 BKO 641 : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Bko2002 |
C - |
Ladanyi, T. & Berko, E. |
................... |
Bko2002 |
|
Webb Soc., Double Star Circ. 10, 2002 |
|
Bko2003 |
C u |
Ladanyi, T., Berko, E. & Vaskuti, G |
................... |
Bko2003 |
|
Webb Soc., Double Star Circ. 11, 2003 |
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Bko2004 |
C u |
Berko, E., Ladanyi, T. & Vaskuti, G |
................... |
Bko2004 |
|
Webb Soc., Double Star Circ. 12, 2004 |
|
Bko2005 |
C u |
Berko, E., Ladanyi, T. & Vaskuti, G |
................... |
Bko2005 |
|
Webb Soc., Double Star Circ. 13, 2005 |
|
Bko2008 |
C u |
Berko, E. & Vaskuti, G. |
................... |
Bko2008 |
|
Webb Soc., Double Star Circ. 16, 2008 |
|
Bko2008b |
C u |
Berko, E. |
2008JDSO....4..144B |
Bko2008b |
|
JDSO 4, 144, 2008 |
|
Bko2009 |
C u |
Berko, E. |
2009JDSO....5...49B |
Bko2009 |
|
JDSO 5, 49, 2009 |
|
Bko2009b |
C u |
Berko, E. |
2009JDSO....5..168B |
Bko2009b |
|
JDSO 5, 168, 2009 |
|
Bko2009c |
C u |
Berko, E. |
................... |
Bko2009c |
|
Webb Soc., Double Star Circ. 17, 2009 |
|
Bko2009d |
C u |
Berko, E. |
2009JDSO....5..189B |
Bko2009d |
|
JDSO 5, 189, 2009 |
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Bko2010a |
C u |
Berko, E. |
2010JDSO....6...21B |
Bko2010a |
|
JDSO 6, 21, 2010 |
|
Bko2010b |
C u |
Berko, E. |
................... |
Bko2010b |
|
Webb Soc., Double Star Circ. 18, 2010 |
|
Bko2011a |
C u |
Berko, E. |
2011JDSO....7....2B |
Bko2011a |
|
JDSO 7, 2, 2011 |
|
Bko2011b |
C u |
Berko, E. |
................... |
Bko2011b |
|
Webb Soc., Double Star Circ. 19, 29, 2011 (BKO 898 - BKO 980) |
|
Bko2011c |
C u |
Berko, E. |
................... |
Bko2011c |
|
Webb Soc., Double Star Circ. 19, 42, 2011 (BKO 981 - BKO1042) |
|
Bko2012 |
C u |
Berko, E. |
................... |
Bko2012 |
|
Webb Soc., Double Star Circ. 20, 2012 |
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WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20201+2334 |
BKO 641 |
|
2008 |
1 |
99 |
8.1 |
12.20 |
14.00 |
|
|
202008.99+233337.6 |
20201+2334 |
BKO 641 |
|
2015 |
4 |
99 |
8.0 |
12.20 |
14.00 |
|
|
202008.99+233337.6 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20201+2334 BKO 641 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20201+2334 BKO 641 : MEASURES
No records found.
WDS 20201+2334 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
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WDS 20201+2334 : ALADIN DSS IMAGE @ 20h 20m 08.99s +23° 33' 37.6"
WDS 20201+2334 BKO 641 : NEIGHBORHOODS
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Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
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Show |
name |
coord_2000 |
discov# |
comp |
pa |
sep |
dist(') |
Show |
|
20201+2334 |
BKO 641 |
|
98 |
8.0 |
|
Show |
|
20203+2331 |
BKO 644 |
|
280 |
5.6 |
4 |
Show |
|
20199+2332 |
POU4374 |
|
111 |
5.0 |
4 |
Show |
|
20205+2334 |
POU4381 |
|
160 |
18.5 |
5 |
Show |
|
20205+2329 |
POU4385 |
|
52 |
5.8 |
8 |
Show |
|
20195+2337 |
POU4367 |
|
210 |
11.3 |
10 |
Show |
|
20205+2326 |
POU4382 |
|
284 |
12.7 |
10 |
Show |
|
20205+2342 |
POU4384 |
|
12 |
11.4 |
10 |
Show |
|
20196+2325 |
POU4371 |
|
318 |
11.1 |
11 |
Show |
|
20207+2341 |
POU4388 |
|
159 |
10.6 |
12 |
Show |
|
20203+2321 |
POU4380 |
|
277 |
12.9 |
13 |
Show |
|
20194+2323 |
POU4365 |
|
104 |
18.7 |
15 |
Show |
|
20191+2338 |
BKO 639 |
|
323 |
9.9 |
15 |
Show |
|
20191+2341 |
POU4360 |
|
255 |
8.9 |
16 |
Show |
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20212+2324 |
POU4390 |
|
127 |
8.3 |
18 |
Show |
|
20203+2350 |
BKO 643 |
|
147 |
2.5 |
18 |
Show |
|
20202+2351 |
BKO 642 |
|
31 |
8.5 |
18 |
Show |
|
20189+2339 |
POU4359 |
|
354 |
12.9 |
19 |
Show |
|
20196+2317 |
POU4370 |
|
7 |
11.5 |
19 |
Show |
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20212+2320 |
POU4391 |
|
252 |
11.4 |
20 |
Show |
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20205+2353 |
POU4383 |
AB |
122 |
6.9 |
20 |
Show |
|
20205+2353 |
BKO 645 |
AC |
229 |
5.7 |
20 |
Show |
|
20205+2353 |
BKO 645 |
AD |
45 |
11.8 |
20 |
Show |
|
20207+2353 |
BKO 646 |
|
146 |
6.1 |
22 |
Show |
|
20188+2322 |
TDT2159 |
|
62 |
0.9 |
22 |
Show |
|
20217+2337 |
POU4398 |
|
229 |
18.1 |
23 |
Show |
|
20217+2328 |
POU4396 |
|
339 |
15.2 |
24 |
Show |
|
20218+2337 |
POU4401 |
|
154 |
17.6 |
24 |
Show |
|
20216+2346 |
STF2672 |
|
350 |
0.6 |
24 |
Show |
|
20188+2319 |
POU4356 |
|
46 |
5.0 |
24 |
Show |
|
20217+2327 |
POU4397 |
|
31 |
12.3 |
24 |
Show |
|
20189+2351 |
POU4358 |
|
150 |
18.2 |
25 |
Show |
|
20184+2324 |
POU4353 |
|
|
4.8 |
26 |
Show |
|
20219+2327 |
POU4402 |
|
80 |
12.5 |
26 |
Show |
|
20182+2342 |
POU4346 |
|
293 |
16.7 |
29 |
Show |
|
20199+2402 |
POU4375 |
|
31 |
7.6 |
29 |
Show |
|
20182+2321 |
BKO 637 |
|
67 |
6.1 |
30 |
Show |
|
20222+2328 |
POU4407 |
|
167 |
10.4 |
30 |
Show |
|
20182+2319 |
POU4348 |
AB |
164 |
28.8 |
31 |
Show |
|
20182+2319 |
SKF 291 |
AC |
24 |
5.1 |
31 |
Show |
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20224+2333 |
POU4412 |
|
79 |
13.1 |
32 |
Show |
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20219+2356 |
BKO 440 |
|
217 |
4.4 |
34 |
Show |
|
20219+2355 |
POU4404 |
|
254 |
15.2 |
34 |
Show |
|
20177+2328 |
POU4345 |
|
106 |
13.2 |
34 |
Show |
|
20222+2352 |
POU4406 |
|
12 |
4.8 |
35 |
Show |
|
20225+2323 |
POU4413 |
|
154 |
17.1 |
35 |
Show |
|
20225+2346 |
POU4415 |
|
87 |
9.6 |
36 |
Show |
|
20227+2334 |
POU4416 |
|
172 |
6.1 |
36 |
Show |
|
20197+2408 |
BKO 640 |
|
356 |
10.3 |
36 |
Show |
|
20221+2357 |
POU4405 |
|
46 |
1.7 |
37 |
Show |
|
20224+2315 |
POU4411 |
|
154 |
11.2 |
37 |
|
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WDS 20201+2334 : COMPONENTS
20201+2334 A
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
202008.99+233337.6 |
|
Mag |
12.2 |
|
PmRA |
-42.00 |
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PmDE |
8.0 |
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20201+2334 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
202009.52+233336.4 |
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Mag |
14 |
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Calc delta mag |
1.8 |
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Calc coord |
yes |
|