01262-6751 DON 17 (HD 8944)
01h 26m 09.45s -67° 50' 33.0" P.A. 291.00 sep 1.4 mag 8.81,9.81 Sp K0IV dist. 63.09 pc (205.8 l.y.)
Coord 2000 |
01262-6751 |
|
Discov num |
DON 17 |
|
Comp |
|
|
Coord arcsec 2000 |
01 26 09.45 -67 50 33.0 |
|
Date first |
1928 |
|
Date last |
2021 |
|
Obs |
46 |
|
Pa first |
357 |
|
Pa last |
291.4 |
|
P.A. Now (θ) |
291.4° |
|
Sep first |
0.7 |
|
Sep last |
1.431 |
|
Sep. Now (ρ) |
1.431" |
|
Mag pri |
8.81 |
|
Mag sec |
9.81 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
K0IV (yellow-orange) |
|
Pri motion ra |
+117 |
|
Sec motion ra |
+117 |
|
Pri motion dec |
-062 |
|
Sec motion dec |
-062 |
|
Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 8944 |
|
Constellation |
Hydrus |
|
SAO |
248383 |
|
HIP |
6703 |
|
Tycho2 |
9136-00265-1 |
|
Gaia DR2 |
4692424016248469120 |
|
HD |
8944 |
|
CD |
CD-68 58 |
|
CP |
CP-68 57 |
|
Distance |
63.09 |
|
Distance ly |
205.8 |
|
ORBITAL ELEMENTS
Period (P) | 374.1934y | ± 133.5931 |
Periastron (T) | 1948.7445y | ± 1.8322 |
Semi-major axis (a) | 1.15202a | ± 0.14288 |
Eccentricity (e) | 0.8491 | ± 0.04483 |
Inclination (i) | 47.47° | ± 10.538 |
Longitude of periastron (ω) | 347.654° | ± 9.806 |
Node (Ω) | 134.941° | ± 6.087 |
Notes | | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2015 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
285.0 |
1.125 |
2001 |
285.3 |
1.140 |
2002 |
285.7 |
1.156 |
2003 |
286.0 |
1.171 |
2004 |
286.3 |
1.186 |
2005 |
286.7 |
1.201 |
2006 |
287.0 |
1.215 |
2007 |
287.3 |
1.230 |
2008 |
287.6 |
1.244 |
2009 |
287.9 |
1.258 |
2010 |
288.2 |
1.272 |
2011 |
288.4 |
1.286 |
2012 |
288.7 |
1.300 |
2013 |
289.0 |
1.313 |
2014 |
289.2 |
1.327 |
2015 |
289.5 |
1.340 |
2016 |
289.7 |
1.353 |
2017 |
290.0 |
1.366 |
2018 |
290.2 |
1.379 |
2019 |
290.5 |
1.392 |
2020 |
290.7 |
1.404 |
2021 |
290.9 |
1.416 |
2022 |
291.2 |
1.429 |
2023 |
291.4 |
1.441 |
2024 |
291.6 |
1.453 |
2025 |
291.8 |
1.464 |
2026 |
292.0 |
1.476 |
2027 |
292.2 |
1.488 |
2028 |
292.4 |
1.499 |
2029 |
292.6 |
1.510 |
2030 |
292.8 |
1.521 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 01262-6751 DON 17 (HD 8944) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Izm2019 |
orb u |
Izmailov, I.S. |
2019AstL...45...30I |
Izm2019 |
|
Ast. Lett. 45, 30, 2019 |
|
Izm2019 |
|
(Orbital elements from weighted solutions used when available (Table 2), |
|
Izm2019 |
|
unweighted elements (Table 1) used for remaining 29 systems.) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
DON |
Donner, H.F. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
01262-6751 |
DON 17 |
|
1991 |
16 |
280 |
0.9 |
8.81 |
9.81 |
K0IV |
NOD |
012609.45-675033.0 |
01262-6751 |
DON 17 |
|
2008 |
17 |
288 |
1.3 |
8.81 |
9.81 |
K0IV |
NOD |
012609.45-675033.0 |
01262-6751 |
DON 17 |
|
2010 |
18 |
288 |
1.3 |
8.81 |
9.81 |
K0IV |
NOD |
012609.45-675033.0 |
01262-6751 |
DON 17 |
|
2012 |
20 |
289 |
1.3 |
8.81 |
9.81 |
K0IV |
NO |
012609.45-675033.0 |
01262-6751 |
DON 17 |
|
2014 |
21 |
290 |
1.3 |
8.81 |
9.81 |
K0IV |
O |
012609.45-675033.0 |
01262-6751 |
DON 17 |
|
2015 |
24 |
290 |
1.4 |
8.81 |
9.81 |
K0IV |
O |
012609.45-675033.0 |
01262-6751 |
DON 17 |
|
2017 |
27 |
290 |
1.4 |
8.81 |
9.81 |
K0IV |
O |
012609.45-675033.0 |
01262-6751 |
DON 17 |
|
2018 |
32 |
291 |
1.4 |
8.81 |
9.81 |
K0IV |
O |
012609.45-675033.0 |
01262-6751 |
DON 17 |
|
2019 |
38 |
291 |
1.4 |
8.81 |
9.81 |
K0IV |
O |
012609.45-675033.0 |
01262-6751 |
DON 17 |
|
2020 |
40 |
291 |
1.4 |
8.81 |
9.81 |
K0IV |
O |
012609.45-675033.0 |
01262-6751 |
DON 17 |
|
2021 |
46 |
291 |
1.4 |
8.81 |
9.81 |
K0IV |
O |
012609.45-675033.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 01262-6751 DON 17 (HD 8944) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 01262-6751 DON 17 (HD 8944) : MEASURES
No records found.
WDS 01262-6751 (HD 8944) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 01262-6751 (HD 8944) : ALADIN DSS IMAGE @ 01h 26m 09.45s -67° 50' 33.0"
WDS 01262-6751 DON 17 (HD 8944) : 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 |
|
01262-6751 |
DON 17 |
|
291 |
1.4 |
|
Show |
|
01271-6738 |
UC 559 |
|
122 |
32.4 |
14 |
Show |
|
01257-6725 |
VOU 19 |
|
225 |
6.0 |
26 |
Show |
|
01174-6818 |
DON 16 |
|
297 |
2.5 |
57 |
Show |
|
01171-6819 |
DAM 395 |
|
37 |
4.2 |
59 |
Show |
|
01281-6848 |
KPP2545 |
|
187 |
23.0 |
59 |
Show |
|
01197-6843 |
NSN 171 |
|
88 |
10.3 |
64 |
Show |
|
01350-6845 |
UC 588 |
|
163 |
40.9 |
74 |
Show |
|
01158-6853 |
HJ 3423 |
AB |
315 |
4.6 |
85 |
Show |
|
01158-6853 |
HJ 3423 |
A,CD |
310 |
319.2 |
85 |
Show |
|
01158-6853 |
I 27 |
CD |
359 |
1.0 |
86 |
Show |
|
01412-6741 |
LDS 56 |
|
219 |
33.5 |
87 |
Show |
|
01404-6714 |
COO 9 |
AB |
51 |
4.5 |
90 |
Show |
|
01404-6714 |
BAU 7 |
AC |
48 |
45.3 |
90 |
Show |
|
01409-6714 |
KPP1592 |
|
335 |
12.1 |
92 |
Show |
|
01349-6909 |
GLI 12 |
|
125 |
23.8 |
93 |
Show |
|
01104-6727 |
GKI 3 |
|
10 |
0.1 |
94 |
Show |
|
01171-6624 |
HJ 3426 |
|
329 |
2.4 |
102 |
Show |
|
01088-6718 |
DON 15 |
|
262 |
1.3 |
105 |
Show |
|
01072-6834 |
HDS 147 |
|
323 |
26.2 |
114 |
Show |
|
01220-6943 |
I 263 |
|
296 |
0.4 |
115 |
Show |
|
01329-6601 |
UC 579 |
|
164 |
32.6 |
117 |
Show |
|
01368-6932 |
VOU 17 |
|
281 |
14.6 |
118 |
Show |
|
01431-6641 |
CVR1732 |
|
97 |
121.6 |
121 |
Show |
|
01084-6636 |
KPP1808 |
|
258 |
14.0 |
128 |
Show |
|
01422-6621 |
UC 606 |
|
297 |
32.9 |
130 |
Show |
|
01106-6555 |
HDS 154 |
Aa,Ab |
297 |
0.7 |
148 |
Show |
|
01106-6555 |
UC 511 |
AB |
9 |
62.1 |
148 |
Show |
|
01407-6959 |
KPP 582 |
|
66 |
5.4 |
151 |
Show |
|
01355-6522 |
DON 19 |
|
184 |
2.7 |
159 |
Show |
|
01448-6533 |
UC 620 |
|
322 |
38.3 |
177 |
Show |
|
01124-7031 |
NSN 170 |
|
64 |
1.4 |
177 |
Show |
|
01216-6453 |
TOI2387 |
|
340 |
0.6 |
181 |
Show |
|
01460-6523 |
TDS1995 |
|
97 |
0.4 |
189 |
Show |
|
01134-7057 |
LDS 39 |
|
330 |
14.9 |
198 |
Show |
|
01258-7114 |
B 1426 |
|
28 |
2.5 |
204 |
Show |
|
01377-6427 |
NSN 177 |
CB |
66 |
7.0 |
216 |
Show |
|
01377-6427 |
NSN 177 |
AB |
351 |
1.4 |
216 |
Show |
|
01377-6427 |
NSN 177 |
AC |
253 |
6.9 |
216 |
Show |
|
01364-6421 |
KPP2802 |
|
356 |
1.9 |
219 |
Show |
|
01194-7129 |
OGL 176 |
|
222 |
1.1 |
222 |
Show |
|
01088-7119 |
OGL 152 |
|
196 |
354.6 |
228 |
Show |
|
01182-7136 |
OGL 174 |
|
72 |
18.8 |
230 |
Show |
|
01072-7121 |
OGL 149 |
|
348 |
1.7 |
233 |
Show |
|
01092-7127 |
OGL 154 |
|
278 |
2.9 |
234 |
Show |
|
01207-7145 |
OGL 182 |
|
237 |
8.9 |
237 |
Show |
|
01167-7142 |
OGL 169 |
|
225 |
7.3 |
237 |
Show |
|
01177-7150 |
OGL 172 |
AB |
244 |
1.5 |
244 |
Show |
|
01177-7150 |
OGL 172 |
AC |
86 |
234.1 |
244 |
Show |
|
01198-7157 |
OGL 181 |
|
329 |
50.9 |
249 |
Show |
|
01178-7158 |
UC 539 |
|
331 |
40.2 |
251 |
|
|
WDS 01262-6751 : COMPONENTS
01262-6751 A
Componente originario normalizzato |
AB |
|
Name |
HD 8944 |
|
Coord arcsec 2000 |
012609.45-675033.0 |
|
Mag |
8.81 |
|
Spectral class |
K0IV (yellow-orange) |
|
PmRA |
117.00 |
|
PmDE |
-62.0 |
|
SAO |
248383 |
|
HIP |
6703 |
|
Tycho2 |
9136-00265-1 |
|
HD |
8944 |
|
CD |
CD-68 58 |
|
CP |
CP-68 57 |
|
Tycho2 |
9136-00265-1 |
|
Pflag |
P |
|
RAmdeg |
21.53938216 |
|
DEmdeg |
-67.84248676 |
|
PmRA |
117.0 |
|
PmDE |
-61.9 |
|
E RAmdeg |
9 |
|
E DEmdeg |
9 |
|
E pmRA |
1.9 |
|
E pmDE |
1.9 |
|
EpRAm |
1991.33 |
|
EpDEm |
1991.22 |
|
Num |
7 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
1.3 |
|
Q pmRA |
0.9 |
|
Q pmDE |
1.4 |
|
BTmag |
9.692 |
|
E BTmag |
0.021 |
|
VTmag |
8.807 |
|
E VTmag |
0.014 |
|
Prox |
9 |
|
TYC |
T |
|
HIP |
6703 |
|
CCDM |
A |
|
RAdeg |
21.53877083 |
|
DEdeg |
-67.84234944 |
|
EpRA 1990 |
1.75 |
|
EpDE 1990 |
1.63 |
|
E RAdeg |
8.7 |
|
E DEdeg |
8.6 |
|
Posflg |
D |
|
Corr |
0.0 |
|
SAO |
248383 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0191 |
|
DE1950 |
|
|
PmDE1950 |
-0.063 |
|
Vmag |
8.3 |
|
SpType |
K0 |
|
Double code |
|
|
Source |
61 |
|
CatNum |
286 |
|
DM |
CP-68 57 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
8944 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
0.36904448 |
|
DE1950rad |
-1.18858884 |
|
PmRA2000 |
0.0178 |
|
PmDE2000 |
-0.067 |
|
Catalog |
H |
|
HIP |
6703 |
|
Proxy |
H |
|
RAhms |
01 26 09.29 |
|
DEdms |
-67 50 32.4 |
|
Vmag |
8.39 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
21.5387 |
|
DEdeg |
-67.8423 |
|
AstroRef |
A |
|
Plx |
15.15 |
|
CCDM |
01262-6751 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
281 |
|
Rho |
0.986 |
|
HD |
8944 |
|
BD |
|
|
CD |
CD-68 58 |
|
CP |
CP-68 57 |
|
Dm number |
-68 58 |
|
VIred |
0.84 |
|
SpType |
K0IV |
|
R SpType |
|
|
Coord arcsec 2000 |
012609.29-675032.4 |
|
HIP |
6703 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
0.3759215785 |
|
DErad |
-1.1840721971 |
|
Plx |
15.85 |
|
PmRA |
117.95 |
|
PmDE |
-69.13 |
|
E RArad |
0.8 |
|
E DErad |
0.89 |
|
E Plx |
1.03 |
|
E pmRA |
0.99 |
|
E pmDE |
1.16 |
|
Hpmag |
8.5377 |
|
E Hpmag |
0.0017 |
|
SHp |
0.013 |
|
VA |
0 |
|
BV |
0.816 |
|
E BV |
0.002 |
|
VI |
0.84 |
|
Ccdm |
01262-6751 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-2.75 |
|
DDEs |
26.7 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
8.8 |
|
Sp |
K0 |
|
PmNote |
* |
|
PmRA |
106 |
|
PmDE |
-63 |
|
Dm number |
-68 57 |
|
Cat1 |
CPD |
|
Name2 |
248383 |
|
Cat2 |
SAO |
|
HD |
8944 |
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
01230S6821A |
|
HIC |
6703 |
|
01262-6751 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
012609.36-675032.5 |
|
Mag |
9.81 |
|
PmRA |
117.00 |
|
PmDE |
-62.0 |
|
Tycho2 |
9136-00265-2 |
|
Calc delta mag |
1 |
|
Calc coord |
yes |
|
Tycho2 |
9136-00265-2 |
|
Pflag |
P |
|
RAmdeg |
21.53938216 |
|
DEmdeg |
-67.84248676 |
|
PmRA |
117.0 |
|
PmDE |
-61.9 |
|
E RAmdeg |
9 |
|
E DEmdeg |
9 |
|
E pmRA |
1.9 |
|
E pmDE |
1.9 |
|
EpRAm |
1991.33 |
|
EpDEm |
1991.22 |
|
Num |
7 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
1.3 |
|
Q pmRA |
0.9 |
|
Q pmDE |
1.4 |
|
BTmag |
11.041 |
|
E BTmag |
0.048 |
|
VTmag |
9.814 |
|
E VTmag |
0.025 |
|
Prox |
9 |
|
TYC |
|
|
HIP |
6703 |
|
CCDM |
B |
|
RAdeg |
21.53808944 |
|
DEdeg |
-67.84230611 |
|
EpRA 1990 |
1.76 |
|
EpDE 1990 |
1.63 |
|
E RAdeg |
20.2 |
|
E DEdeg |
19.7 |
|
Posflg |
D |
|
Corr |
0.0 |
|
Ccdm |
01262-6751 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
* |
|
Note2 |
|
|
Discov num |
DON 17 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1959 |
|
Theta |
240 |
|
Rho |
0.3 |
|
Obs |
4 |
|
Vmag |
9.6 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
|
|
M ADS BDS |
N |
|
N IDS |
|
|
IDS |
01230S6821B |
|
HIC |
6703 |
|