15420+0027 A 2176 (HD 140122)
15h 42m 01.39s +00° 27' 25.5" P.A. 216.00 sep 0.2 mag 7.70,8.40 Sp A1IV dist. 163.4 pc (533.01 l.y.)
Coord 2000 |
15420+0027 |
|
Discov num |
A 2176 |
|
Comp |
|
|
Coord arcsec 2000 |
15 42 01.39 +00 27 25.5 |
|
Date first |
1910 |
|
Date last |
2021 |
|
Obs |
64 |
|
Pa first |
206 |
|
Pa last |
216.1 |
|
P.A. Now (θ) |
219.1° |
|
Sep first |
0.2 |
|
Sep last |
0.201 |
|
Sep. Now (ρ) |
0.203" |
|
Mag pri |
7.70 |
|
Mag sec |
8.40 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
A1IV (white) |
|
Pri motion ra |
+021 |
|
Sec motion ra |
|
|
Pri motion dec |
-018 |
|
Sec motion dec |
|
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 140122 |
|
Constellation |
Serpens |
|
SAO |
121129 |
|
HIP |
76892 |
|
Tycho2 |
0351-00032-1 |
|
Gaia DR2 |
4416620427889770112 |
|
HD |
140122 |
|
ADS |
9747 |
|
BD |
BD+00 3389 |
|
Distance |
163.4 |
|
Distance ly |
533.01 |
|
ORBITAL ELEMENTS
Period (P) | 52.68y | ± 2.04 |
Periastron (T) | 1987.16y | ± 0.38 |
Semi-major axis (a) | 0.148a | ± 0.008 |
Eccentricity (e) | 0.653 | ± 0.027 |
Inclination (i) | 27.2° | ± 7.4 |
Longitude of periastron (ω) | 279.3° | ± 9.9 |
Node (Ω) | 97.7° | ± 12.9 |
Notes | n | |
Reference | Tok2015c | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
165.1 |
0.178 |
2001 |
168.2 |
0.183 |
2002 |
171.2 |
0.189 |
2003 |
173.9 |
0.193 |
2004 |
176.6 |
0.198 |
2005 |
179.1 |
0.202 |
2006 |
181.5 |
0.205 |
2007 |
183.9 |
0.208 |
2008 |
186.2 |
0.211 |
2009 |
188.4 |
0.213 |
2010 |
190.6 |
0.215 |
2011 |
192.8 |
0.216 |
2012 |
194.9 |
0.217 |
2013 |
197.1 |
0.218 |
2014 |
199.2 |
0.218 |
2015 |
201.3 |
0.218 |
2016 |
203.4 |
0.218 |
2017 |
205.6 |
0.217 |
2018 |
207.7 |
0.216 |
2019 |
209.9 |
0.214 |
2020 |
212.1 |
0.212 |
2021 |
214.4 |
0.209 |
2022 |
216.7 |
0.206 |
2023 |
219.1 |
0.203 |
2024 |
221.6 |
0.199 |
2025 |
224.2 |
0.194 |
2026 |
227.0 |
0.189 |
2027 |
229.9 |
0.184 |
2028 |
233.0 |
0.177 |
2029 |
236.3 |
0.170 |
2030 |
239.9 |
0.163 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 15420+0027 A 2176 (HD 140122) : NOTES
discov_num |
notes |
refcode |
A 2176 |
One component is SB1, P = 10.9 d. Only elements P, T, and a have been |
Sta1978c |
|
amended by Starikova (1978) from the orbit of Couteau (1960). |
Cou1960c |
|
1986.395: Separation for this partially resolved pair was calculated |
|
|
under the assumption of zero or otherwise known magnitude difference. |
Tok1985 |
REFERENCES
refcode |
metd |
author |
reference |
Cou1960c |
orb - |
Couteau, P. |
1960JO.....43...13C |
Cou1960c |
|
J. Obs. 43, 13, 1960 |
|
Sta1978c |
orb - |
Starikova, G.A. |
1978ATsir1002....3S |
Sta1978c |
|
Astron. Tsirk. #1002, 3, 1978 |
|
Tok1985 |
Ig u |
Tokovinin, A.A. |
1985A&AS...61..483T |
Tok1985 |
|
A&AS 61, 483, 1985 |
|
Tok2015c |
orb+j |
Tokovinin, A., Mason, B.D., Hartkopf, W.I., Mendez, R.A., & Horch, E.P. |
2015AJ....150...50T |
Tok2015c |
+St |
AJ 150, 50, 2015 (some measures corrected in Tok2017b) |
2017AJ....154..110T |
DISCOVERER
idgroup |
discov |
author |
1 |
A |
Aitken, R.G. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
15420+0027 |
A 2176 |
|
2008 |
58 |
188 |
0.2 |
8.00 |
8.00 |
A0 |
NO |
154201.39+002725.5 |
15420+0027 |
A 2176 |
|
2009 |
60 |
189 |
0.2 |
8.00 |
8.00 |
A0 |
NO |
154201.39+002725.5 |
15420+0027 |
A 2176 |
|
2014 |
62 |
200 |
0.2 |
8.00 |
8.00 |
A0 |
NO |
154201.39+002725.5 |
15420+0027 |
A 2176 |
|
2018 |
63 |
28 |
0.2 |
8.00 |
8.00 |
A0 |
NO |
154201.39+002725.5 |
15420+0027 |
A 2176 |
|
2021 |
64 |
216 |
0.2 |
7.70 |
8.40 |
A1IV |
NO |
154201.39+002725.5 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 15420+0027 A 2176 (HD 140122) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 15420+0027 A 2176 (HD 140122) : MEASURES
No records found.
WDS 15420+0027 (HD 140122) : 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 15420+0027 (HD 140122) : ALADIN DSS IMAGE @ 15h 42m 01.39s +00° 27' 25.5"
WDS 15420+0027 A 2176 (HD 140122) : 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 |
|
15420+0027 |
A 2176 |
|
216 |
0.2 |
|
Show |
|
15419-0049 |
J 444 |
|
318 |
2.9 |
22 |
Show |
|
15413+0007 |
BAL1177 |
AB |
268 |
23.1 |
24 |
Show |
|
15413+0007 |
WLY 7 |
BC |
32 |
3.6 |
24 |
Show |
|
15426+0052 |
FMR 120 |
|
295 |
85.6 |
26 |
Show |
|
15415+0113 |
SKF 915 |
|
175 |
4.8 |
47 |
Show |
|
15378+0017 |
LDS4575 |
|
283 |
52.0 |
64 |
Show |
|
15460+0001 |
A 2231 |
|
26 |
2.2 |
66 |
Show |
|
15467+0045 |
LDS6306 |
|
278 |
15.8 |
73 |
Show |
|
15370-0041 |
HJ 1276 |
|
258 |
5.4 |
77 |
Show |
|
15441+0140 |
GWP2550 |
|
37 |
7.0 |
79 |
Show |
|
15473-0016 |
SOZ 15 |
|
267 |
12.4 |
80 |
Show |
|
15470-0012 |
GRV1116 |
|
146 |
23.5 |
87 |
Show |
|
15420+0156 |
BAL1906 |
|
253 |
16.7 |
89 |
Show |
|
15395-0104 |
RST5028 |
|
78 |
0.8 |
99 |
Show |
|
15353-0018 |
CBL 492 |
|
220 |
30.1 |
101 |
Show |
|
15436+0209 |
BAL1907 |
|
347 |
2.4 |
105 |
Show |
|
15351+0045 |
HDS2189 |
|
11 |
0.2 |
105 |
Show |
|
15471+0146 |
CBL 497 |
|
286 |
68.3 |
110 |
Show |
|
15473+0149 |
RAO 664 |
|
304 |
0.2 |
114 |
Show |
|
15482+0134 |
EIS 1 |
AB |
352 |
17.7 |
114 |
Show |
|
15482+0134 |
LAF 55 |
AC |
12 |
2.3 |
114 |
Show |
|
15482+0134 |
LAF 55 |
AD |
287 |
4.0 |
114 |
Show |
|
15482+0134 |
LAF 55 |
AE |
305 |
8.0 |
114 |
Show |
|
15482+0134 |
LAF 55 |
AF |
258 |
8.3 |
114 |
Show |
|
15482+0134 |
LAF 55 |
AG |
299 |
11.0 |
114 |
Show |
|
15482+0134 |
LAF 55 |
AH |
190 |
11.4 |
114 |
Show |
|
15482+0134 |
LAF 55 |
AI |
207 |
10.0 |
114 |
Show |
|
15474+0154 |
GWP2553 |
|
105 |
7.7 |
119 |
Show |
|
15454-0123 |
STF1968 |
|
93 |
14.4 |
122 |
Show |
|
15399+0227 |
SLE 926 |
|
314 |
22.1 |
124 |
Show |
|
15440+0231 |
A 2230 |
CE |
235 |
172.8 |
124 |
Show |
|
15374+0214 |
SLW1116 |
|
83 |
44.7 |
127 |
Show |
|
15398+0230 |
CVR 168 |
|
132 |
101.6 |
127 |
Show |
|
15440+0231 |
A 2230 |
AB |
15 |
4.5 |
128 |
Show |
|
15440+0231 |
A 2230 |
AC |
208 |
193.9 |
128 |
Show |
|
15440+0231 |
A 2230 |
AD |
286 |
173.6 |
128 |
Show |
|
15440+0231 |
RDR 6 |
Ba,Bb |
30 |
0.2 |
128 |
Show |
|
15505+0055 |
KPP3297 |
|
192 |
6.0 |
130 |
Show |
|
15395-0138 |
RST5027 |
|
34 |
0.7 |
131 |
Show |
|
15356+0209 |
BAL1905 |
|
26 |
5.1 |
141 |
Show |
|
15512+0107 |
RAO 339 |
CD |
110 |
0.3 |
144 |
Show |
|
15461-0148 |
ISO 2 |
|
63 |
0.2 |
149 |
Show |
|
15450+0250 |
GRV1115 |
|
312 |
30.1 |
151 |
Show |
|
15504+0149 |
TOK 597 |
|
146 |
422.0 |
151 |
Show |
|
15376-0147 |
LDS 533 |
|
34 |
20.2 |
151 |
Show |
|
15347+0212 |
RAO 337 |
|
34 |
0.9 |
153 |
Show |
|
15317+0053 |
TOK 48 |
|
17 |
0.0 |
157 |
Show |
|
15335-0104 |
SLW1106 |
|
228 |
118.7 |
158 |
Show |
|
15526-0036 |
HDS2235 |
|
75 |
0.5 |
160 |
Show |
|
15527-0021 |
HO 398 |
|
39 |
11.1 |
161 |
|
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WDS 15420+0027 : COMPONENTS
15420+0027 A
Componente originario normalizzato |
AB |
|
Name |
HD 140122 |
|
Coord arcsec 2000 |
154201.39+002725.5 |
|
Mag |
7.7 |
|
Spectral class |
A1IV (white) |
|
PmRA |
21.00 |
|
PmDE |
-18.0 |
|
SAO |
121129 |
|
HIP |
76892 |
|
Tycho2 |
0351-00032-1 |
|
HD |
140122 |
|
ADS |
9747 |
|
BD |
BD+00 3389 |
|
Tycho2 |
0351-00032-1 |
|
Pflag |
|
|
RAmdeg |
235.50584773 |
|
DEmdeg |
0.45703217 |
|
PmRA |
20.4 |
|
PmDE |
-17.0 |
|
E RAmdeg |
5 |
|
E DEmdeg |
5 |
|
E pmRA |
1.0 |
|
E pmDE |
1.0 |
|
EpRAm |
1991.14 |
|
EpDEm |
1991.00 |
|
Num |
14 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
1.4 |
|
Q pmRA |
0.9 |
|
Q pmDE |
1.5 |
|
BTmag |
7.505 |
|
E BTmag |
0.016 |
|
VTmag |
7.243 |
|
E VTmag |
0.011 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
76892 |
|
CCDM |
|
|
RAdeg |
235.50580028 |
|
DEdeg |
0.45707222 |
|
EpRA 1990 |
1.69 |
|
EpDE 1990 |
1.55 |
|
E RAdeg |
4.5 |
|
E DEdeg |
5.0 |
|
Posflg |
|
|
Corr |
0.2 |
|
SAO |
121129 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0025 |
|
DE1950 |
|
|
PmDE1950 |
-0.012 |
|
Vmag |
7.6 |
|
SpType |
A0 |
|
Double code |
|
|
Source |
31 |
|
CatNum |
3977 |
|
DM |
BD+00 3389 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
140122 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
4.09920448 |
|
DE1950rad |
0.01075462 |
|
PmRA2000 |
0.0027 |
|
PmDE2000 |
-0.009 |
|
Catalog |
H |
|
HIP |
76892 |
|
Proxy |
|
|
RAhms |
15 42 01.39 |
|
DEdms |
+00 27 25.5 |
|
Vmag |
7.23 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
235.506 |
|
DEdeg |
0.457075 |
|
AstroRef |
|
|
Plx |
6.61 |
|
CCDM |
15420+0027 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
S |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
140122 |
|
BD |
BD+00 3389 |
|
CD |
|
|
CP |
|
|
Dm number |
+00 3389 |
|
VIred |
0.27 |
|
SpType |
A0 |
|
R SpType |
|
|
Coord arcsec 2000 |
154201.39+002725.5 |
|
HIP |
76892 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
4.1103515779 |
|
DErad |
0.0079774643 |
|
Plx |
6.12 |
|
PmRA |
19.34 |
|
PmDE |
-17.91 |
|
E RArad |
0.62 |
|
E DErad |
0.46 |
|
E Plx |
0.74 |
|
E pmRA |
0.77 |
|
E pmDE |
0.89 |
|
Hpmag |
7.298 |
|
E Hpmag |
0.0011 |
|
SHp |
0.009 |
|
VA |
0 |
|
BV |
0.24 |
|
E BV |
0.015 |
|
VI |
0.27 |
|
Ccdm |
15420+0027 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
1.40 |
|
DDEs |
25.7 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
8.2 |
|
Sp |
A0 |
|
PmNote |
* |
|
PmRA |
15 |
|
PmDE |
-4 |
|
Dm number |
+00 3389 |
|
Cat1 |
BD |
|
Name2 |
+00 1873 |
|
Cat2 |
AGK2/3 |
|
HD |
140122 |
|
M HD |
|
|
ADS BDS |
A 9747 |
|
M ADS BDS |
|
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N IDS |
|
|
IDS |
15369N0047A |
|
HIC |
76892 |
|
15420+0027 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
154201.38+002725.3 |
|
Mag |
8.4 |
|
Calc delta mag |
0.7 |
|
Calc coord |
yes |
|
Ccdm |
15420+0027 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
* |
|
Note2 |
|
|
Discov num |
A 2176 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1910 |
|
Theta |
|
|
Rho |
|
|
Obs |
25 |
|
Vmag |
8.2 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A 9747 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
15369N0047B |
|
HIC |
76892 |
|