04021-3429 BU 1004 AB (HD 25535)
04h 02m 03.44s -34° 28' 55.7" P.A. 45.00 sep 1.1 mag 7.26,7.94 Sp G1/2V dist. 51.68 pc (168.58 l.y.)
Coord 2000 |
04021-3429 |
|
Discov num |
BU 1004 |
|
Comp |
AB |
|
Coord arcsec 2000 |
04 02 03.44 -34 28 55.7 |
|
Date first |
1881 |
|
Date last |
2021 |
|
Obs |
95 |
|
Pa first |
154 |
|
Pa last |
44.9 |
|
P.A. Now (θ) |
44.9° |
|
Sep first |
1.8 |
|
Sep last |
1.102 |
|
Sep. Now (ρ) |
1.102" |
|
Mag pri |
7.26 |
|
Mag sec |
7.94 |
|
delta mag (ΔM) |
0.68 |
|
Spectral class |
G1/2V (yellow) |
|
Pri motion ra |
+374 |
|
Sec motion ra |
+374 |
|
Pri motion dec |
-012 |
|
Sec motion dec |
-012 |
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
04021-3429 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 25535 |
194709 |
04 02 03 -34 28 56 |
BU 1004 AB |
2021 |
95 |
45 |
1.1 |
7.26 |
7.94 |
0.68 |
Y |
<=== |
Show |
|
194709 |
04 02 03 -34 28 56 |
BU 1004 AC |
2015 |
16 |
171 |
40.5 |
7.26 |
11.49 |
4.23 |
|
|
Show |
|
194709 |
04 02 03 -34 28 56 |
LDS 3551 AD |
2015 |
3 |
313 |
64.2 |
7.26 |
17.80 |
10.54 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 25535 |
|
Constellation |
Eridanus |
|
SAO |
194709 |
|
HIP |
18824 |
|
Tycho2 |
7033-01517-1 |
|
HD |
25535 |
|
GC |
4853 |
|
CD |
CD-34 1491 |
|
Distance |
51.68 |
|
Distance ly |
168.58 |
|
ORBITAL ELEMENTS
Period (P) | 393.4481y | ± 171.921 |
Periastron (T) | 2045.0551y | ± 10.2052 |
Semi-major axis (a) | 1.74415a | ± 0.34539 |
Eccentricity (e) | 0.50566 | ± 0.13326 |
Inclination (i) | 136.38° | ± 9.411 |
Longitude of periastron (ω) | 63.95° | ± 14.492 |
Node (Ω) | 44.176° | ± 26.634 |
Notes | n | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2015 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
71.5 |
1.297 |
2001 |
70.4 |
1.289 |
2002 |
69.4 |
1.282 |
2003 |
68.3 |
1.274 |
2004 |
67.2 |
1.265 |
2005 |
66.1 |
1.257 |
2006 |
65.0 |
1.248 |
2007 |
63.9 |
1.239 |
2008 |
62.8 |
1.230 |
2009 |
61.6 |
1.220 |
2010 |
60.4 |
1.210 |
2011 |
59.2 |
1.200 |
2012 |
58.0 |
1.190 |
2013 |
56.8 |
1.179 |
2014 |
55.5 |
1.168 |
2015 |
54.2 |
1.156 |
2016 |
52.9 |
1.144 |
2017 |
51.6 |
1.132 |
2018 |
50.2 |
1.119 |
2019 |
48.8 |
1.106 |
2020 |
47.3 |
1.092 |
2021 |
45.9 |
1.078 |
2022 |
44.4 |
1.064 |
2023 |
42.8 |
1.049 |
2024 |
41.2 |
1.034 |
2025 |
39.5 |
1.018 |
2026 |
37.8 |
1.002 |
2027 |
36.1 |
0.986 |
2028 |
34.3 |
0.969 |
2029 |
32.4 |
0.951 |
2030 |
30.4 |
0.934 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 04021-3429 BU 1004 AB (HD 25535) : NOTES
discov_num |
notes |
refcode |
BU 1004 |
HIP 18824. See Allen et al. (2000) for information on metallicity, |
AlC2000 |
LDS3551 |
age, galactic orbital parameters, etc. |
|
BU 1004 |
AC: Optical pair, based on study of relative motion of the components |
|
|
using the method of apparent motion parameters. |
Kiy2008 |
LDS3551 |
AD: Holberg et al. (2013): D at 64" is CPM, WD(DA9.9) |
Hbg2013 |
REFERENCES
refcode |
metd |
author |
reference |
AlC2000 |
Po - |
Allen, C., Poveda, A., & Herrera, M |
2000A&A...356..529A |
AlC2000 |
|
A&A 356, 529, 2000 |
|
Hbg2013 |
not - |
Holberg, J. B., Oswalt, T. D., & Sion, E. M. |
2013MNRAS.435.2077H |
Hbg2013 |
|
MNRAS 435, 2077, 2013 |
|
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.) |
|
Kiy2008 |
- |
Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. |
2008SvAL...32..405K |
Kiy2008 |
|
SvAL 34, 405, 2008 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
BU |
Burnham, S.W. (BU 1 - 81) |
179 |
LDS |
Luyten p.m. catalog (from additional DD list) |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
04021-3429 |
BU 1004 |
AB |
2002 |
62 |
70 |
1.2 |
7.26 |
7.94 |
G1/2V |
NOD |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2008 |
64 |
62 |
1.2 |
7.26 |
7.94 |
G1/2V |
NOD |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2009 |
67 |
60 |
1.2 |
7.26 |
7.94 |
G1/2V |
NOD |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2010 |
69 |
59 |
1.2 |
7.26 |
7.94 |
G1/2V |
NOD |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2013 |
70 |
57 |
1.2 |
7.26 |
7.94 |
G1/2V |
NO |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2014 |
73 |
55 |
1.2 |
7.26 |
7.94 |
G1/2V |
NO |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2015 |
75 |
53 |
1.2 |
7.26 |
7.94 |
G1/2V |
NO |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2017 |
78 |
51 |
1.1 |
7.26 |
7.94 |
G1/2V |
NO |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2018 |
82 |
49 |
1.1 |
7.26 |
7.94 |
G1/2V |
NO |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2019 |
86 |
48 |
1.1 |
7.26 |
7.94 |
G1/2V |
NO |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2020 |
91 |
46 |
1.1 |
7.26 |
7.94 |
G1/2V |
NO |
040203.44-342855.7 |
04021-3429 |
BU 1004 |
AB |
2021 |
95 |
45 |
1.1 |
7.26 |
7.94 |
G1/2V |
NO |
040203.44-342855.7 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 04021-3429 BU 1004 AB (HD 25535) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 04021-3429 BU 1004 AB (HD 25535) : MEASURES
No records found.
WDS 04021-3429 (HD 25535) : 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 04021-3429 (HD 25535) : ALADIN DSS IMAGE @ 04h 02m 03.44s -34° 28' 55.7"
WDS 04021-3429 BU 1004 AB (HD 25535) : 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 |
|
04021-3429 |
BU 1004 |
AB |
45 |
1.1 |
|
Show |
|
04021-3429 |
BU 1004 |
AC |
171 |
40.5 |
|
Show |
|
04021-3429 |
LDS3551 |
AD |
313 |
64.2 |
|
Show |
|
04030-3322 |
BRT1587 |
|
269 |
2.4 |
68 |
Show |
|
04049-3527 |
I 152 |
AB |
74 |
1.0 |
68 |
Show |
|
04049-3527 |
CHR 224 |
AC |
75 |
1.0 |
68 |
Show |
|
04049-3527 |
CHR 224 |
BC |
110 |
0.3 |
68 |
Show |
|
04085-3407 |
UC 1122 |
|
23 |
30.6 |
84 |
Show |
|
03589-3547 |
HDS 503 |
|
58 |
0.4 |
87 |
Show |
|
04049-3550 |
HJ 3622 |
|
113 |
10.2 |
89 |
Show |
|
04069-3323 |
HDS 520 |
|
352 |
1.8 |
90 |
Show |
|
03546-3442 |
JSP 49 |
|
247 |
4.1 |
94 |
Show |
|
03566-3313 |
TOK 820 |
Aa,Ab |
180 |
0.1 |
102 |
Show |
|
04036-3611 |
WHI 5 |
|
145 |
1.1 |
104 |
Show |
|
03537-3420 |
WSP 98 |
|
225 |
12.2 |
104 |
Show |
|
04052-3250 |
TDS2745 |
|
310 |
0.6 |
107 |
Show |
|
03540-3343 |
TVB 59 |
|
151 |
2.7 |
110 |
Show |
|
03548-3542 |
TOK 82 |
|
291 |
17.4 |
116 |
Show |
|
04051-3623 |
HDS 517 |
|
4 |
7.1 |
121 |
Show |
|
03594-3627 |
TOI2486 |
AB |
242 |
1.6 |
124 |
Show |
|
03594-3627 |
TOI2486 |
AC |
39 |
23.8 |
124 |
Show |
|
03595-3629 |
LDS3547 |
AB |
39 |
23.8 |
124 |
Show |
|
03595-3629 |
LDS3547 |
AD |
242 |
1.6 |
124 |
Show |
|
04045-3229 |
COO 20 |
|
353 |
8.8 |
125 |
Show |
|
04083-3251 |
I 153 |
|
348 |
1.2 |
125 |
Show |
|
04120-3346 |
HJ 3627 |
|
277 |
25.7 |
131 |
Show |
|
04068-3227 |
HJ 3623 |
|
268 |
5.2 |
136 |
Show |
|
04014-3649 |
R 33 |
|
256 |
16.7 |
141 |
Show |
|
04026-3208 |
RST2330 |
|
123 |
2.7 |
141 |
Show |
|
04023-3206 |
DAM 399 |
|
165 |
8.8 |
144 |
Show |
|
04126-3331 |
TDS2786 |
|
164 |
0.6 |
144 |
Show |
|
04030-3205 |
DAM 400 |
|
229 |
5.0 |
145 |
Show |
|
03586-3648 |
HDS 502 |
|
249 |
0.2 |
146 |
Show |
|
04022-3203 |
TDS2724 |
|
330 |
0.4 |
146 |
Show |
|
03523-3303 |
KPP 765 |
|
142 |
6.6 |
149 |
Show |
|
03565-3642 |
BAS 2 |
|
73 |
1.0 |
149 |
Show |
|
04111-3252 |
UC 1128 |
AC |
266 |
44.4 |
149 |
Show |
|
04002-3659 |
UC 1097 |
|
71 |
21.3 |
152 |
Show |
|
04067-3649 |
UC 1116 |
|
109 |
44.6 |
152 |
Show |
|
04000-3158 |
LDS3548 |
|
276 |
10.2 |
154 |
Show |
|
03500-3338 |
RST2325 |
|
91 |
1.7 |
158 |
Show |
|
04014-3706 |
HJ 3614 |
|
53 |
13.9 |
159 |
Show |
|
04123-3605 |
NSN 204 |
|
241 |
6.4 |
159 |
Show |
|
03495-3504 |
LDS3537 |
|
184 |
2.7 |
159 |
Show |
|
04006-3707 |
R 32 |
|
188 |
29.3 |
159 |
Show |
|
04125-3609 |
HJ 3628 |
|
50 |
49.7 |
163 |
Show |
|
04136-3604 |
UC 1135 |
|
52 |
13.4 |
171 |
Show |
|
03484-3502 |
UC 1067 |
|
210 |
60.0 |
172 |
Show |
|
03495-3301 |
RSS 69 |
|
135 |
12.8 |
180 |
Show |
|
04162-3324 |
KPP3561 |
|
49 |
2.0 |
188 |
Show |
|
03470-3352 |
TDS2654 |
|
307 |
0.8 |
191 |
|
|
WDS 04021-3429 : COMPONENTS
|
A |
B |
C |
B |
pa=39.4°
sep=1.01"
| |
C |
pa=172.8°
sep=40.31"
| pa=173.8°
sep=41.01"
| |
D |
pa=318.9°
sep=58.52"
| pa=317.9°
sep=58.36"
| pa=332.7°
sep=94.69"
|
04021-3429 A
Name |
HD 25535 |
|
Coord arcsec 2000 |
040203.44-342855.7 |
|
Mag |
7.26 |
|
Spectral class |
G1/2V (yellow) |
|
PmRA |
374.00 |
|
PmDE |
-12.0 |
|
SAO |
194709 |
|
HIP |
18824 |
|
Tycho2 |
7033-01517-1 |
|
HD |
25535 |
|
GC |
4853 |
|
CD |
CD-34 1491 |
|
Tycho2 |
7033-01517-1 |
|
Pflag |
P |
|
RAmdeg |
60.51447989 |
|
DEmdeg |
-34.48213444 |
|
PmRA |
373.5 |
|
PmDE |
-12.3 |
|
E RAmdeg |
5 |
|
E DEmdeg |
4 |
|
E pmRA |
2.1 |
|
E pmDE |
2.1 |
|
EpRAm |
1991.55 |
|
EpDEm |
1991.63 |
|
Num |
7 |
|
Q RAmdeg |
1.4 |
|
Q DEmdeg |
0.8 |
|
Q pmRA |
1.4 |
|
Q pmDE |
0.8 |
|
BTmag |
7.939 |
|
E BTmag |
0.016 |
|
VTmag |
7.257 |
|
E VTmag |
0.010 |
|
Prox |
14 |
|
TYC |
T |
|
HIP |
18824 |
|
CCDM |
A |
|
RAdeg |
60.51330861 |
|
DEdeg |
-34.48212306 |
|
EpRA 1990 |
1.64 |
|
EpDE 1990 |
1.69 |
|
E RAdeg |
4.5 |
|
E DEdeg |
4.2 |
|
Posflg |
D |
|
Corr |
0.0 |
|
SAO |
194709 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0307 |
|
DE1950 |
|
|
PmDE1950 |
0.009 |
|
Vmag |
6.7 |
|
SpType |
G0 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
4853 |
|
DM |
CD-34 1491 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
25535 |
|
M HD |
0 |
|
GC |
4853 |
|
RA1950rad |
1.0477919 |
|
DE1950rad |
-0.60422818 |
|
PmRA2000 |
0.0311 |
|
PmDE2000 |
0.005 |
|
Catalog |
H |
|
HIP |
18824 |
|
Proxy |
H |
|
RAhms |
04 02 03.18 |
|
DEdms |
-34 28 55.6 |
|
Vmag |
6.73 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
60.5133 |
|
DEdeg |
-34.4821 |
|
AstroRef |
A |
|
Plx |
19.15 |
|
CCDM |
04021-3429 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
80 |
|
Rho |
1.358 |
|
HD |
25535 |
|
BD |
|
|
CD |
CD-34 1491 |
|
CP |
|
|
Dm number |
-34 1491 |
|
VIred |
0.7 |
|
SpType |
G1/G2V |
|
R SpType |
|
|
Coord arcsec 2000 |
040203.18-342855.6 |
|
HIP |
18824 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
1.0561556012 |
|
DErad |
-0.6018265661 |
|
Plx |
19.35 |
|
PmRA |
379.84 |
|
PmDE |
-15.67 |
|
E RArad |
0.4 |
|
E DErad |
0.54 |
|
E Plx |
0.63 |
|
E pmRA |
0.41 |
|
E pmDE |
0.63 |
|
Hpmag |
6.8645 |
|
E Hpmag |
0.0011 |
|
SHp |
0.009 |
|
VA |
0 |
|
BV |
0.628 |
|
E BV |
0.004 |
|
VI |
0.7 |
|
Ccdm |
04021-3429 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-2.47 |
|
DDEs |
3.9 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
3 |
|
Vmag |
7.2 |
|
Sp |
G0 |
|
PmNote |
* |
|
PmRA |
383 |
|
PmDE |
-10 |
|
Dm number |
-34 1491 |
|
Cat1 |
CD |
|
Name2 |
194709 |
|
Cat2 |
SAO |
|
HD |
25535 |
|
M HD |
|
|
ADS BDS |
B 2016 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
03582S3446A |
|
HIC |
18824 |
|
04021-3429 B
Coord arcsec 2000 |
040203.49-342854.9 |
|
Mag |
7.94 |
|
PmRA |
374.00 |
|
PmDE |
-12.0 |
|
Tycho2 |
7033-01517-2 |
|
Calc delta mag |
0.68 |
|
Calc coord |
yes |
|
Tycho2 |
7033-01517-2 |
|
Pflag |
P |
|
RAmdeg |
60.51447989 |
|
DEmdeg |
-34.48213444 |
|
PmRA |
373.5 |
|
PmDE |
-12.3 |
|
E RAmdeg |
5 |
|
E DEmdeg |
4 |
|
E pmRA |
2.1 |
|
E pmDE |
2.1 |
|
EpRAm |
1991.55 |
|
EpDEm |
1991.63 |
|
Num |
7 |
|
Q RAmdeg |
1.4 |
|
Q DEmdeg |
0.8 |
|
Q pmRA |
1.4 |
|
Q pmDE |
0.8 |
|
BTmag |
8.642 |
|
E BTmag |
0.017 |
|
VTmag |
7.939 |
|
E VTmag |
0.011 |
|
Prox |
14 |
|
TYC |
|
|
HIP |
18824 |
|
CCDM |
B |
|
RAdeg |
60.51375944 |
|
DEdeg |
-34.48205861 |
|
EpRA 1990 |
1.65 |
|
EpDE 1990 |
1.68 |
|
E RAdeg |
5.8 |
|
E DEdeg |
5.4 |
|
Posflg |
D |
|
Corr |
0.0 |
|
Ccdm |
04021-3429 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
BU 1004 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1959 |
|
Theta |
106 |
|
Rho |
1.5 |
|
Obs |
99 |
|
Vmag |
7.8 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
B 2016 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
03582S3446B |
|
HIC |
18824 |
|
04021-3429 C
Coord arcsec 2000 |
040203.85-342935.7 |
|
Mag |
11.49 |
|
PmRA |
70.00 |
|
PmDE |
4.0 |
|
Calc delta mag |
4.23 |
|
Calc coord |
yes |
|
Ccdm |
04021-3429 |
|
RComp |
|
|
Comp |
C |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
BU 1004 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1955 |
|
Theta |
149 |
|
Rho |
47.9 |
|
Obs |
7 |
|
Vmag |
11.5 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
B 2016 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
03582S3446C |
|
HIC |
|
|
04021-3429 D
Coord arcsec 2000 |
040200.33-342811.6 |
|
Mag |
17.8 |
|
Spectral class |
DA9.9 (white dwarf) |
|
Calc delta mag |
10.54 |
|
Calc coord |
yes |
|