09205-0933 SHJ 105 AB (27 Hya)
09h 20m 29.03s -09° 33' 20.3" P.A. 211.00 sep 229.1 mag 4.91,7.03 Sp G8III+F4V dist. 68.21 pc (222.5 l.y.)
Coord 2000 |
09205-0933 |
|
Discov num |
SHJ 105 |
|
Comp |
AB |
|
Coord arcsec 2000 |
09 20 29.03 -09 33 20.3 |
|
Date first |
1893 |
|
Date last |
2015 |
|
Obs |
34 |
|
Pa first |
211 |
|
Pa last |
211.1 |
|
P.A. Now (θ) |
211.1° |
|
Sep first |
229.0 |
|
Sep last |
229.111 |
|
Sep. Now (ρ) |
229.111" |
|
Mag pri |
4.91 |
|
Mag sec |
7.03 |
|
delta mag (ΔM) |
2.12 |
|
Spectral class |
G8III+F4V (yellow/yellow-white) |
|
Pri motion ra |
-013 |
|
Sec motion ra |
-015 |
|
Pri motion dec |
-027 |
|
Sec motion dec |
-030 |
|
Notes |
N
V
W
(See Notes, Proper motion indicates physical, ) |
|
rPM=0.107 (< 0.3, Physical double)
This double is physical.
09205-0933 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
27 Hya |
136768 |
09 20 29 -09 33 20 |
SHJ 105 AB |
2015 |
34 |
211 |
229.1 |
4.91 |
7.03 |
2.12 |
|
<=== |
Show |
|
136768 |
09 20 29 -09 33 20 |
GUI 13 AD |
2015 |
4 |
227 |
122.3 |
4.91 |
16.90 |
11.99 |
|
|
Show |
|
136767 |
09 20 21 -09 36 36 |
DOO 49 BC |
2016 |
24 |
199 |
9.2 |
7.03 |
10.99 |
3.96 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
27 Hya |
|
Constellation |
Hydra |
|
SAO |
136768 |
|
HIP |
45811 |
|
Tycho2 |
5463-01514-1 |
|
Gaia DR2 |
5742852762061629056 |
|
HD |
80586 |
|
HR |
3709 |
|
GC |
12881 |
|
ADS |
7311 |
|
BD |
BD-08 2643 |
|
Flamsteed |
27 Hydrae |
|
Flamsteed name |
27 Hya |
|
Distance |
68.21 |
|
Distance ly |
222.5 |
|
WDS 09205-0933 SHJ 105 AB (27 Hya) : NOTES
discov_num |
notes |
refcode |
SHJ 105 |
27 Hya. A is a spectroscopic binary. Spectrum composite: G8III-IV+F5V. |
|
|
AB: SHY 540. Bayesian analysis by Shaya & Olling (2011) indicates very |
Shy2011 |
|
high (near 100%) probability pair is physical. |
|
|
AB: H 6 85. |
MEv2010 |
|
Toyota et al. (2009) monitored the RV of the A component every 1-2 |
|
|
months between 2003 Mar - 2007 Nov, using a high-dispersion echelle |
|
|
(precision ~10 m/s). The star exhibits a linear trend in RV, with a |
|
|
slope -30 m/s/y. Toyota et al. assert that these variations are due to |
|
|
an unseen companion. Assuming a circular orbit, period is estimated at |
|
|
3400d; if the mass of A is 2.32 Msun, the minimum mass ~10 Mjup. |
Toy2009 |
REFERENCES
refcode |
metd |
author |
reference |
MEv2010 |
- |
MacEvoy, B. |
................... |
MEv2010 |
|
private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
|
Shy2011 |
- |
Shaya, E.J. & Olling, R. |
2011ApJS..192....2S |
Shy2011 |
|
ApJS 192, 2, 2011 |
|
Shy2011 |
|
(Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs |
|
Shy2011 |
|
added to WDS only if probability 90% or greater.) |
|
Toy2009 |
rv - |
Toyota, E., Itoh, Y., Ishiguma, S., Urakawa, S., Murata, D., Oasa, Y., |
2008PASJ...61...19T |
Toy2009 |
|
Matsuyama, H., Funayama, H., Sato, B., & Mukai, T. |
|
Toy2009 |
|
PASJ 61, 19, 2009 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
DOO |
Doolittle, E. |
30 |
GUI |
Guillaume, J. |
35 |
SHJ |
South, J. & Herschel, J. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
09205-0933 |
SHJ 105 |
AB |
2002 |
30 |
212 |
229.1 |
4.91 |
7.03 |
G8III F4V |
N D |
092029.03-093320.3 |
09205-0933 |
SHJ 105 |
AB |
2012 |
30 |
211 |
229.1 |
4.91 |
7.03 |
G8III F4V |
NVD |
092029.03-093320.3 |
09205-0933 |
SHJ 105 |
AB |
2015 |
32 |
211 |
229.1 |
4.91 |
7.03 |
G8III+F4V |
NV |
092029.03-093320.3 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 09205-0933 SHJ 105 AB (27 Hya) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 09205-0933 SHJ 105 AB (27 Hya) : MEASURES
No records found.
WDS 09205-0933 (27 Hya) : 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 09205-0933 (27 Hya) : ALADIN DSS IMAGE @ 09h 20m 29.03s -09° 33' 20.3"
WDS 09205-0933 SHJ 105 AB (27 Hya) : 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 |
|
09205-0933 |
SHJ 105 |
AB |
211 |
229.1 |
|
Show |
|
09205-0933 |
GUI 13 |
AD |
227 |
122.3 |
|
Show |
|
09205-0933 |
DOO 49 |
BC |
199 |
9.2 |
4 |
Show |
|
09193-0933 |
A 126 |
|
122 |
1.2 |
18 |
Show |
|
09228-0950 |
A 1342 |
AB |
49 |
0.1 |
39 |
Show |
|
09228-0950 |
RST5568 |
AB,C |
209 |
1.9 |
39 |
Show |
|
09188-0846 |
LDS3872 |
|
72 |
28.2 |
52 |
Show |
|
09196-0842 |
TDS6470 |
|
106 |
0.4 |
54 |
Show |
|
09167-0941 |
HDO 122 |
|
93 |
8.9 |
57 |
Show |
|
09188-1025 |
A 125 |
AB |
30 |
3.0 |
58 |
Show |
|
09188-1025 |
A 125 |
AC |
80 |
51.7 |
58 |
Show |
|
09244-0925 |
SKF 786 |
|
206 |
124.7 |
59 |
Show |
|
09171-1005 |
J 1542 |
|
92 |
8.5 |
60 |
Show |
|
09165-0959 |
RST3630 |
|
232 |
0.6 |
65 |
Show |
|
09203-0822 |
AG 339 |
|
28 |
6.1 |
71 |
Show |
|
09225-0828 |
A 1083 |
|
58 |
4.4 |
73 |
Show |
|
09204-0821 |
J 1545 |
|
19 |
11.2 |
73 |
Show |
|
09252-0907 |
A 1587 |
|
99 |
1.0 |
76 |
Show |
|
09203-0817 |
GCB 24 |
|
298 |
7.1 |
77 |
Show |
|
09160-1014 |
KPP 576 |
|
200 |
5.4 |
78 |
Show |
|
09257-0919 |
HJ 814 |
|
346 |
11.0 |
79 |
Show |
|
09171-0827 |
J 745 |
|
214 |
3.3 |
84 |
Show |
|
09249-1034 |
J 1547 |
|
14 |
9.0 |
88 |
Show |
|
09159-0831 |
J 3249 |
|
152 |
3.7 |
91 |
Show |
|
09268-0947 |
GWP1176 |
|
219 |
35.3 |
95 |
Show |
|
09156-1036 |
MTG 2 |
|
45 |
0.1 |
96 |
Show |
|
09149-0845 |
WEI 21 |
|
15 |
26.5 |
96 |
Show |
|
09161-0821 |
BU 212 |
|
198 |
1.6 |
98 |
Show |
|
09224-0759 |
TDS6512 |
|
58 |
0.5 |
99 |
Show |
|
09272-0913 |
A 1588 |
AB |
196 |
0.4 |
103 |
Show |
|
09272-0913 |
BU 590 |
AB,C |
171 |
10.9 |
103 |
Show |
|
09151-0825 |
GCB 22 |
|
109 |
6.4 |
105 |
Show |
|
09240-1105 |
HU 55 |
|
123 |
0.7 |
106 |
Show |
|
09229-0753 |
BRT 428 |
|
191 |
4.3 |
107 |
Show |
|
09208-1121 |
BRT3210 |
|
115 |
2.9 |
109 |
Show |
|
09233-0752 |
UC 1785 |
|
39 |
52.8 |
109 |
Show |
|
09207-0742 |
BGH 4 |
CA |
326 |
135.0 |
110 |
Show |
|
09207-0742 |
TOK 527 |
CD |
342 |
999.9 |
110 |
Show |
|
09207-0742 |
A 1082 |
AB |
200 |
0.6 |
112 |
Show |
|
09211-1124 |
DAM 720 |
|
224 |
13.9 |
112 |
Show |
|
09279-0858 |
RST3638 |
|
46 |
1.1 |
116 |
Show |
Alphard |
09276-0840 |
H 6 111 |
AB |
155 |
284.4 |
119 |
Show |
Alphard |
09276-0840 |
H 6 111 |
AC |
85 |
257.0 |
119 |
Show |
|
09143-0817 |
BU 908 |
BC |
233 |
0.9 |
119 |
Show |
|
09143-0817 |
BU 908 |
BD |
299 |
34.1 |
119 |
Show |
|
09283-0959 |
STF1357 |
AB |
54 |
7.7 |
120 |
Show |
|
09283-0959 |
FYM 167 |
AC |
275 |
18.3 |
120 |
Show |
|
09143-0817 |
BU 908 |
A,BC |
182 |
60.8 |
120 |
Show |
|
09276-1036 |
GWP1181 |
|
60 |
93.4 |
123 |
Show |
|
09185-0733 |
J 2651 |
|
209 |
3.9 |
124 |
Show |
|
09230-0735 |
UC 1784 |
|
267 |
23.7 |
125 |
|
|
WDS 09205-0933 : COMPONENTS
|
A |
B |
C |
B |
pa=211.1°
sep=229.11"
| |
C |
pa=210.7°
sep=238.10"
| pa=198.5°
sep=9.21"
| |
D |
pa=227.0°
sep=121.42"
| pa=14.7°
sep=117.11"
| pa=15.0°
sep=126.30"
|
09205-0933 A
Name |
27 Hya |
|
Coord arcsec 2000 |
092029.03-093320.3 |
|
Mag |
4.91 |
|
Spectral class |
G8III (yellow) |
|
PmRA |
-13.00 |
|
PmDE |
-27.0 |
|
SAO |
136768 |
|
HIP |
45811 |
|
Tycho2 |
5463-01514-1 |
|
HD |
80586 |
|
HR |
3709 |
|
GC |
12881 |
|
BD |
BD-08 2643 |
|
Flamsteed |
27 Hydrae |
|
Flamsteed name |
27 Hya |
|
Tycho2 |
5463-01514-1 |
|
Pflag |
|
|
RAmdeg |
140.12091052 |
|
DEmdeg |
-9.55569885 |
|
PmRA |
-13.9 |
|
PmDE |
-28.5 |
|
E RAmdeg |
3 |
|
E DEmdeg |
4 |
|
E pmRA |
0.9 |
|
E pmDE |
0.9 |
|
EpRAm |
1991.41 |
|
EpDEm |
1990.94 |
|
Num |
14 |
|
Q RAmdeg |
1.3 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
1.3 |
|
Q pmDE |
1.0 |
|
BTmag |
5.990 |
|
E BTmag |
0.014 |
|
VTmag |
4.915 |
|
E VTmag |
0.009 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
45811 |
|
CCDM |
|
|
RAdeg |
140.12094333 |
|
DEdeg |
-9.55563056 |
|
EpRA 1990 |
1.69 |
|
EpDE 1990 |
1.35 |
|
E RAdeg |
3.3 |
|
E DEdeg |
3.6 |
|
Posflg |
|
|
Corr |
0.3 |
|
SAO |
136768 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0013 |
|
DE1950 |
|
|
PmDE1950 |
-0.034 |
|
Vmag |
5 |
|
SpType |
G5 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
12881 |
|
DM |
BD-08 2643 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
80586 |
|
M HD |
0 |
|
GC |
12881 |
|
RA1950rad |
2.43491553 |
|
DE1950rad |
-0.16306043 |
|
PmRA2000 |
-0.0009 |
|
PmDE2000 |
-0.029 |
|
Catalog |
H |
|
HIP |
45811 |
|
Proxy |
|
|
RAhms |
09 20 29.03 |
|
DEdms |
-09 33 20.3 |
|
Vmag |
4.8 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
140.121 |
|
DEdeg |
-9.55563 |
|
AstroRef |
|
|
Plx |
13.39 |
|
CCDM |
09204-0934 |
|
N CCDM |
I |
|
Nsys |
2 |
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
80586 |
|
BD |
BD-08 2643 |
|
CD |
|
|
CP |
|
|
Dm number |
-08 2643 |
|
VIred |
0.92 |
|
SpType |
F5V+... |
|
R SpType |
|
|
Coord arcsec 2000 |
092029.03-093320.3 |
|
HIP |
45811 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
2.4455717793 |
|
DErad |
-0.1667771956 |
|
Plx |
14.66 |
|
PmRA |
-12.48 |
|
PmDE |
-27.37 |
|
E RArad |
0.26 |
|
E DErad |
0.18 |
|
E Plx |
0.31 |
|
E pmRA |
0.28 |
|
E pmDE |
0.18 |
|
Hpmag |
4.9696 |
|
E Hpmag |
0.0006 |
|
SHp |
0.006 |
|
VA |
0 |
|
BV |
0.913 |
|
E BV |
0.015 |
|
VI |
0.92 |
|
09205-0933 B
Coord arcsec 2000 |
092021.02-093636.4 |
|
Coord calc |
092021.02-093636.4 |
|
Mag |
7.03 |
|
Spectral class |
F4V (yellow-white) |
|
PmRA |
-15.00 |
|
PmDE |
-30.0 |
|
SAO |
136767 |
|
HIP |
45802 |
|
Tycho2 |
5463-01515-1 |
|
HD |
80550 |
|
GC |
12877 |
|
BD |
BD-09 2801 |
|
Calc delta mag |
2.12 |
|
Tycho2 |
5463-01515-1 |
|
Pflag |
|
|
RAmdeg |
140.08753703 |
|
DEmdeg |
-9.61017022 |
|
PmRA |
-14.6 |
|
PmDE |
-26.8 |
|
E RAmdeg |
4 |
|
E DEmdeg |
5 |
|
E pmRA |
1.0 |
|
E pmDE |
1.0 |
|
EpRAm |
1991.30 |
|
EpDEm |
1990.73 |
|
Num |
12 |
|
Q RAmdeg |
0.8 |
|
Q DEmdeg |
1.8 |
|
Q pmRA |
0.8 |
|
Q pmDE |
1.8 |
|
BTmag |
7.454 |
|
E BTmag |
0.015 |
|
VTmag |
7.025 |
|
E VTmag |
0.010 |
|
Prox |
93 |
|
TYC |
T |
|
HIP |
45802 |
|
CCDM |
B |
|
RAdeg |
140.08757139 |
|
DEdeg |
-9.61010500 |
|
EpRA 1990 |
1.70 |
|
EpDE 1990 |
1.32 |
|
E RAdeg |
3.8 |
|
E DEdeg |
4.6 |
|
Posflg |
|
|
Corr |
0.3 |
|
SAO |
136767 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0018 |
|
DE1950 |
|
|
PmDE1950 |
-0.034 |
|
Vmag |
6.9 |
|
SpType |
F2 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
12877 |
|
DM |
BD-09 2801 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
80550 |
|
M HD |
0 |
|
GC |
12877 |
|
RA1950rad |
2.43433528 |
|
DE1950rad |
-0.16401193 |
|
PmRA2000 |
-0.0014 |
|
PmDE2000 |
-0.029 |
|
Catalog |
H |
|
HIP |
45802 |
|
Proxy |
H |
|
RAhms |
09 20 21.02 |
|
DEdms |
-09 36 36.4 |
|
Vmag |
6.99 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
140.088 |
|
DEdeg |
-9.6101 |
|
AstroRef |
B |
|
Plx |
16.16 |
|
CCDM |
09204-0934 |
|
N CCDM |
I |
|
Nsys |
2 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
D |
|
M HIP |
BC |
|
Theta |
198 |
|
Rho |
9.281 |
|
HD |
80550 |
|
BD |
BD-09 2801 |
|
CD |
|
|
CP |
|
|
Dm number |
-09 2801 |
|
VIred |
0.46 |
|
SpType |
F4V |
|
R SpType |
|
|
Coord arcsec 2000 |
092021.02-093636.4 |
|
HIP |
45802 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
2.4449893399 |
|
DErad |
-0.1677279322 |
|
Plx |
15.93 |
|
PmRA |
-13.41 |
|
PmDE |
-29.84 |
|
E RArad |
0.62 |
|
E DErad |
0.45 |
|
E Plx |
0.69 |
|
E pmRA |
0.71 |
|
E pmDE |
0.5 |
|
Hpmag |
7.0411 |
|
E Hpmag |
0.0009 |
|
SHp |
0.007 |
|
VA |
0 |
|
BV |
0.39 |
|
E BV |
0.042 |
|
VI |
0.46 |
|
09205-0933 C
Coord arcsec 2000 |
092020.82-093645.1 |
|
Mag |
10.99 |
|
Spectral class |
K2V (yellow-orange) |
|
PmRA |
-15.00 |
|
PmDE |
-30.0 |
|
Calc delta mag |
6.08 |
|
Calc coord |
yes |
|
09205-0933 D
Coord arcsec 2000 |
092023.03-093443.1 |
|
Mag |
16.9 |
|
PmRA |
5.00 |
|
PmDE |
-5.0 |
|
Calc delta mag |
11.99 |
|
Calc coord |
yes |
|