20444+1945 CAR 2 (HD 352860)
20h 44m 21.94s +19° 44' 57.9" P.A. 82.00 sep 0.2 mag 10.29,11.60 Sp K6V dist. 21.08 pc (68.76 l.y.)
Coord 2000 |
20444+1945 |
|
Discov num |
CAR 2 |
|
Comp |
|
|
Coord arcsec 2000 |
20 44 21.94 +19 44 57.9 |
|
Date first |
2000 |
|
Date last |
2020 |
|
Obs |
44 |
|
Pa first |
340 |
|
Pa last |
81.8 |
|
P.A. Now (θ) |
55.1° |
|
Sep first |
0.2 |
|
Sep last |
0.226 |
|
Sep. Now (ρ) |
0.333" |
|
Mag pri |
10.29 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
1.31 |
|
Spectral class |
K6V (yellow-orange) |
|
Pri motion ra |
-016 |
|
Sec motion ra |
|
|
Pri motion dec |
-600 |
|
Sec motion dec |
|
|
Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 352860 |
|
Constellation |
Delphinus |
|
HIP |
102357 |
|
Tycho2 |
1642-02848-1 |
|
Gaia DR2 |
1814070838667074560 |
|
HD |
352860 |
|
GL |
Gl 804 |
|
BD |
BD+19 4499 |
|
Distance |
21.08 |
|
Distance ly |
68.76 |
|
ORBITAL ELEMENTS
Period (P) | 14.73y | ± 0.03 |
Periastron (T) | 2004.43y | ± 0.04 |
Semi-major axis (a) | 281.2m | ± 1.7 |
Eccentricity (e) | 0.6 | ± 0.004 |
Inclination (i) | 129° | ± 0.6 |
Longitude of periastron (ω) | 245.6° | ± 0.7 |
Node (Ω) | 78.9° | ± 0.5 |
Notes | | |
Reference | Mit2021 | |
Equinox | | |
Last observation | 2020 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
349.0 |
0.250 |
2001 |
331.8 |
0.228 |
2002 |
311.3 |
0.209 |
2003 |
286.5 |
0.186 |
2004 |
247.6 |
0.125 |
2005 |
120.1 |
0.108 |
2006 |
81.8 |
0.225 |
2007 |
67.5 |
0.293 |
2008 |
57.5 |
0.328 |
2009 |
48.9 |
0.342 |
2010 |
40.6 |
0.342 |
2011 |
32.0 |
0.331 |
2012 |
22.7 |
0.314 |
2013 |
12.1 |
0.292 |
2014 |
359.6 |
0.267 |
2015 |
344.6 |
0.244 |
2016 |
326.6 |
0.222 |
2017 |
305.2 |
0.204 |
2018 |
278.5 |
0.176 |
2019 |
225.5 |
0.095 |
2020 |
103.1 |
0.144 |
2021 |
77.1 |
0.248 |
2022 |
64.5 |
0.305 |
2023 |
55.1 |
0.333 |
2024 |
46.6 |
0.343 |
2025 |
38.3 |
0.340 |
2026 |
29.6 |
0.327 |
2027 |
20.0 |
0.308 |
2028 |
8.9 |
0.285 |
2029 |
355.8 |
0.261 |
2030 |
340.1 |
0.238 |
|
|
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 |
|
WDS 20444+1945 CAR 2 (HD 352860) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Mit2021 |
S - |
Mitrofanova, A., Dyachenko, V., Beskakotov, A., Balega, Y., Maksimov, A. & |
2021AJ....162..156M |
Mit2021 |
+orb |
Rastegaev, D. |
|
Mit2021 |
|
AJ 162, 156, 2021 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
CAR |
Carbillet, M., Ricort, G., Aime, C., & Perrier, C. |
2 |
CAR |
Carbillet, M., Lopez, B., Aristidi, E., Bresson, Y., Aime, C., Ricort, G., Prieur, |
2 |
CAR |
J.-L., Koechlin, L., et al. |
3 |
CAR |
Carbillet, M., Lopez, B., Aristidi, E., Bresson, Y., Aime, C., Ricort, G., Prieur, |
3 |
CAR |
J.-L., Koechlin, L., et al. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20444+1945 |
CAR 2 |
|
2001 |
3 |
317 |
0.2 |
10.29 |
11.60 |
|
D |
204421.95+194504.1 |
20444+1945 |
CAR 2 |
|
2004 |
4 |
140 |
0.1 |
10.29 |
11.60 |
|
D |
204421.95+194504.1 |
20444+1945 |
CAR 2 |
|
2009 |
6 |
44 |
0.3 |
10.29 |
11.60 |
|
|
204421.95+194504.1 |
20444+1945 |
CAR 2 |
|
2018 |
9 |
250 |
0.1 |
10.29 |
11.60 |
|
O |
204421.94+194457.9 |
20444+1945 |
CAR 2 |
|
2020 |
29 |
82 |
0.2 |
10.29 |
11.60 |
|
O |
204421.94+194457.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20444+1945 CAR 2 (HD 352860) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20444+1945 CAR 2 (HD 352860) : MEASURES
No records found.
WDS 20444+1945 (HD 352860) : 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 20444+1945 (HD 352860) : ALADIN DSS IMAGE @ 20h 44m 21.94s +19° 44' 57.9"
WDS 20444+1945 CAR 2 (HD 352860) : NEIGHBORHOODS
|
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 |
|
20444+1945 |
CAR 2 |
|
82 |
0.2 |
|
Show |
|
20448+1943 |
COU 424 |
|
239 |
5.5 |
7 |
Show |
|
20436+1944 |
STF2722 |
|
306 |
7.5 |
11 |
Show |
|
20435+1953 |
STF2721 |
|
22 |
2.6 |
15 |
Show |
|
20422+1952 |
LBU 19 |
AB |
138 |
124.7 |
32 |
Show |
|
20422+1952 |
LBU 19 |
AC |
111 |
94.9 |
32 |
Show |
|
20422+1952 |
LBU 19 |
AD |
23 |
129.8 |
32 |
Show |
|
20423+1921 |
SHN 39 |
|
54 |
0.5 |
38 |
Show |
|
20419+1931 |
COU 226 |
AB |
53 |
0.4 |
39 |
Show |
|
20419+1931 |
COU 226 |
AC |
337 |
13.9 |
39 |
Show |
|
20466+1915 |
COU 426 |
|
158 |
0.3 |
44 |
Show |
|
20467+1913 |
GWP2997 |
|
116 |
272.0 |
47 |
Show |
|
20471+1918 |
HO 141 |
AB |
294 |
1.6 |
48 |
Show |
|
20471+1918 |
HO 141 |
AC |
64 |
22.6 |
48 |
Show |
|
20447+2032 |
BRT2484 |
|
5 |
2.9 |
48 |
Show |
|
20410+2001 |
HJ 2987 |
|
116 |
10.8 |
52 |
Show |
|
20408+1956 |
RAO 23 |
Ca,Cb |
227 |
0.2 |
52 |
Show |
|
20408+1956 |
RAO 23 |
CD |
303 |
20.3 |
52 |
Show |
|
20408+1956 |
RAO 23 |
CE |
327 |
29.4 |
52 |
Show |
|
20408+1956 |
BUP 215 |
AB |
25 |
69.4 |
53 |
Show |
|
20408+1956 |
LDS1045 |
AC |
184 |
125.2 |
53 |
Show |
|
20433+1855 |
TDS1094 |
|
261 |
1.0 |
53 |
Show |
|
20449+2041 |
J 1179 |
|
143 |
4.0 |
55 |
Show |
|
20412+2023 |
COU 423 |
|
162 |
0.4 |
59 |
Show |
|
20472+1901 |
TDT2538 |
|
234 |
1.0 |
60 |
Show |
|
20488+1943 |
JNN 286 |
|
179 |
0.2 |
64 |
Show |
|
20448+2051 |
A 172 |
|
219 |
2.9 |
67 |
Show |
|
20467+1846 |
YR 28 |
|
71 |
0.0 |
67 |
Show |
|
20419+2043 |
BU 673 |
AB |
292 |
3.9 |
68 |
Show |
|
20419+2043 |
BU 673 |
AC |
163 |
102.6 |
68 |
Show |
|
20467+2044 |
HJ 2999 |
AB |
221 |
10.3 |
68 |
Show |
|
20467+2044 |
TOB 197 |
AC |
271 |
19.5 |
68 |
Show |
|
20398+1927 |
J 2604 |
|
141 |
2.2 |
69 |
Show |
|
20393+2003 |
J 3103 |
|
224 |
5.5 |
71 |
Show |
|
20425+1837 |
TDT2486 |
|
76 |
0.7 |
73 |
Show |
|
20396+2018 |
WFC 257 |
|
317 |
6.7 |
75 |
Show |
|
20485+1854 |
HO 459 |
|
24 |
0.5 |
78 |
Show |
|
20403+2040 |
TDT2461 |
|
356 |
0.5 |
80 |
Show |
|
20402+2039 |
SCA 173 |
|
170 |
1.5 |
80 |
Show |
|
20493+2026 |
HJ 926 |
|
190 |
5.8 |
81 |
Show |
|
20479+1840 |
UC 4292 |
|
105 |
11.0 |
82 |
Show |
|
20395+1857 |
HU 362 |
|
313 |
0.6 |
85 |
Show |
|
20386+2007 |
COU 225 |
|
286 |
0.3 |
85 |
Show |
|
20423+2109 |
BRT2480 |
|
232 |
4.7 |
90 |
Show |
|
20420+1821 |
J 193 |
|
81 |
5.5 |
91 |
Show |
|
20507+1959 |
ROE 16 |
AB |
75 |
6.0 |
92 |
Show |
|
20507+1959 |
ROE 16 |
AC |
246 |
8.6 |
92 |
Show |
|
20406+2059 |
TDT2465 |
|
30 |
1.1 |
92 |
Show |
|
20509+1953 |
UC 255 |
|
263 |
11.9 |
93 |
Show |
|
20444+2119 |
A 171 |
|
325 |
5.4 |
95 |
Show |
|
20385+1848 |
J 3102 |
|
96 |
6.4 |
98 |
|
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WDS 20444+1945 : COMPONENTS
20444+1945 A
Componente originario normalizzato |
AB |
|
Name |
HD 352860 |
|
Coord arcsec 2000 |
204421.94+194457.9 |
|
Mag |
10.29 |
|
Spectral class |
K6V (yellow-orange) |
|
PmRA |
-16.00 |
|
PmDE |
-600.0 |
|
HIP |
102357 |
|
Tycho2 |
1642-02848-1 |
|
HD |
352860 |
|
BD |
BD+19 4499 |
|
Tycho2 |
1642-02848-1 |
|
Pflag |
|
|
RAmdeg |
311.09150235 |
|
DEmdeg |
19.74975576 |
|
PmRA |
12.6 |
|
PmDE |
-575.4 |
|
E RAmdeg |
29 |
|
E DEmdeg |
35 |
|
E pmRA |
1.3 |
|
E pmDE |
1.3 |
|
EpRAm |
1984.98 |
|
EpDEm |
1982.30 |
|
Num |
5 |
|
Q RAmdeg |
1.4 |
|
Q DEmdeg |
0.8 |
|
Q pmRA |
1.3 |
|
Q pmDE |
0.8 |
|
BTmag |
11.893 |
|
E BTmag |
0.098 |
|
VTmag |
10.402 |
|
E VTmag |
0.044 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
102357 |
|
CCDM |
|
|
RAdeg |
311.09146306 |
|
DEdeg |
19.75113778 |
|
EpRA 1990 |
1.54 |
|
EpDE 1990 |
1.33 |
|
E RAdeg |
33.5 |
|
E DEdeg |
40.2 |
|
Posflg |
|
|
Corr |
-0.2 |
|
Catalog |
H |
|
HIP |
102357 |
|
Proxy |
|
|
RAhms |
20 44 21.95 |
|
DEdms |
+19 45 04.1 |
|
Vmag |
10.29 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
311.091 |
|
DEdeg |
19.7511 |
|
AstroRef |
|
|
Plx |
50.18 |
|
CCDM |
|
|
N CCDM |
|
|
Nsys |
|
|
Ncomp |
1 |
|
MultFlag |
G |
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
352860 |
|
BD |
BD+19 4499 |
|
CD |
|
|
CP |
|
|
Dm number |
+19 4499 |
|
VIred |
1.84 |
|
SpType |
M2 |
|
R SpType |
|
|
Coord arcsec 2000 |
204421.95+194504.1 |
|
HIP |
102357 |
|
Sn |
5 |
|
So |
1 |
|
Nc |
1 |
|
RArad |
5.4295705054 |
|
DErad |
0.3447224889 |
|
Plx |
47.43 |
|
PmRA |
-14.44 |
|
PmDE |
-599.57 |
|
E RArad |
1.5 |
|
E DErad |
1.22 |
|
E Plx |
2.12 |
|
E pmRA |
1.59 |
|
E pmDE |
1.35 |
|
Hpmag |
10.3846 |
|
E Hpmag |
0.004 |
|
SHp |
0.036 |
|
VA |
0 |
|
BV |
1.457 |
|
E BV |
0.023 |
|
VI |
1.84 |
|
20444+1945 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
204421.95+194457.9 |
|
Mag |
11.6 |
|
Calc delta mag |
1.31 |
|
Calc coord |
yes |
|