18500+1519 LLO 16 AD
18h 50m 02.00s +15° 18' 40.3" P.A. 225.00 sep 15.7 mag 5.99,13.50 Sp F8 dist. 53.22 pc (173.6 l.y.)
Coord 2000 |
18500+1519 |
|
Discov num |
LLO 16 |
|
Comp |
AD |
|
Coord arcsec 2000 |
18 50 02.00 +15 18 40.3 |
|
Date first |
1999 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
225 |
|
Pa last |
225.1 |
|
P.A. Now (θ) |
225.1° |
|
Sep first |
15.7 |
|
Sep last |
15.736 |
|
Sep. Now (ρ) |
15.736" |
|
Mag pri |
5.99 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
7.51 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
+102 |
|
Sec motion ra |
|
|
Pri motion dec |
+131 |
|
Sec motion dec |
|
|
Notes |
N
U
K
(See Notes, Proper motion indicates non-physical, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is not physical.
18500+1519 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 174457 |
104160 |
18 50 02 +15 18 40 |
YSC 12 AB |
2019 |
19 |
35 |
0.5 |
7.60 |
11.30 |
3.70 |
Y |
|
Show |
|
104160 |
18 50 02 +15 18 40 |
LLO 16 AC |
2001 |
2 |
19 |
11.1 |
5.99 |
13.30 |
7.31 |
|
|
Show |
|
104160 |
18 50 02 +15 18 40 |
LLO 16 AD |
2015 |
4 |
225 |
15.7 |
5.99 |
13.50 |
7.51 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
SAO |
104160 |
|
HIP |
92418 |
|
Tycho2 |
1584-00540-1 |
|
Gaia DR2 |
4507523307652284288 |
|
HD |
174457 |
|
BD |
BD+15 3584 |
|
Distance |
53.22 |
|
Distance ly |
173.6 |
|
WDS 18500+1519 LLO 16 AD : NOTES
discov_num |
notes |
refcode |
YSC 12 |
Ren & Fu (2013) calculated an astrometric orbit, combining Hipparcos |
|
|
Intermediate Astrometric Data with spectroscopic elements by |
|
|
Nidever et al. (2002). They derived component masses 1.21 and 0.10 |
Nid2002 |
|
Msun and an estimated semimajor axis of 34.92 mas. |
Ren2013 |
|
HD 174457. Combined astrometric/spectroscopic solution, using |
|
|
spectroscopic elements (P,T,e,omega) from Nidever et al. (2002 ApJS |
|
|
141, 503). |
SaJ2011 |
REFERENCES
refcode |
metd |
author |
reference |
Nid2002 |
rv - |
Nidever, D.L., Marcy, G.W., Butler, R.P., Fischer, D.A., & Vogt, S.S. |
2002ApJS..141..503N |
Nid2002 |
|
ApJS 141, 503, 2002 |
|
Ren2013 |
orb - |
Ren, S. & Fu, Y. |
2013AJ....145...81R |
Ren2013 |
|
AJ 145, 81, 2013 |
|
SaJ2011 |
orb - |
Sahlmann, J., Segransan, D., Queloz, D., Udry, S., Santos, N.C., Marmier, M., |
2011A&A...525A..95S |
SaJ2011 |
|
Mayor, M., Naef, D., Pepe, F., & Zucker, S. |
|
SaJ2011 |
|
A&A 525, 95, 2011 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
LLO |
Lloyd, J.P. |
2 |
LLO |
Lloyd, J.P., Martinache, F., Ireland, M.J., Monnier, J.D., Pravdo, S.H., |
2 |
LLO |
Shaklan, S.B., & Tuthill, P.G. |
6 |
YSC |
Yale-Southern Connecticut (from additional DD list - see HOR) |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
18500+1519 |
LLO 16 |
AD |
2001 |
2 |
228 |
15.0 |
5.99 |
13.50 |
F8 |
NU K |
185002.00+151840.3 |
18500+1519 |
LLO 16 |
AD |
2015 |
3 |
225 |
15.7 |
5.99 |
13.50 |
F8 |
NU K |
185002.00+151840.3 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18500+1519 LLO 16 AD : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18500+1519 LLO 16 AD : MEASURES
No records found.
WDS 18500+1519 : 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 18500+1519 : ALADIN DSS IMAGE @ 18h 50m 02.00s +15° 18' 40.3"
WDS 18500+1519 LLO 16 AD : 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 |
|
18500+1519 |
YSC 12 |
AB |
35 |
0.5 |
1 |
Show |
|
18500+1519 |
LLO 16 |
AC |
19 |
11.1 |
1 |
Show |
|
18500+1519 |
LLO 16 |
AD |
225 |
15.7 |
1 |
Show |
|
18506+1525 |
BPM 862 |
|
276 |
60.3 |
10 |
Show |
|
18491+1524 |
BPM 842 |
|
278 |
103.7 |
15 |
Show |
|
18510+1505 |
BPMA 63 |
|
327 |
156.2 |
20 |
Show |
|
18515+1507 |
OL 105 |
|
157 |
4.7 |
20 |
Show |
|
18510+1501 |
HDS2673 |
|
299 |
0.1 |
23 |
Show |
|
18506+1458 |
BPM 863 |
|
270 |
86.3 |
23 |
Show |
|
18484+1524 |
J 2150 |
|
34 |
19.9 |
25 |
Show |
|
18484+1542 |
BPMA 61 |
|
54 |
281.7 |
34 |
Show |
|
18504+1554 |
BPM 860 |
|
174 |
80.3 |
36 |
Show |
|
18477+1539 |
BPM 831 |
|
340 |
117.9 |
40 |
Show |
|
18475+1537 |
HU 584 |
Aa,Ab |
5 |
0.3 |
42 |
Show |
|
18475+1537 |
GII 20 |
AB |
184 |
0.3 |
42 |
Show |
|
18471+1515 |
HJ 1344 |
|
207 |
13.0 |
43 |
Show |
|
18502+1603 |
RAO 399 |
|
140 |
2.8 |
45 |
Show |
|
18481+1557 |
BPM 835 |
|
272 |
105.6 |
48 |
Show |
|
18517+1600 |
BPM 870 |
|
335 |
90.7 |
48 |
Show |
|
18524+1445 |
BPMA 66 |
|
351 |
253.5 |
48 |
Show |
|
18470+1541 |
GII 5 |
|
102 |
8.3 |
50 |
Show |
|
18487+1426 |
BPM 839 |
BC |
319 |
107.1 |
55 |
Show |
|
18487+1426 |
BPM 838 |
AB |
69 |
91.1 |
56 |
Show |
|
18540+1516 |
L 40 |
|
6 |
12.9 |
57 |
Show |
|
18523+1432 |
STF2411 |
AB |
95 |
13.3 |
58 |
Show |
|
18523+1432 |
WAL 97 |
AC |
87 |
60.1 |
58 |
Show |
|
18523+1432 |
WAL 97 |
AD |
118 |
83.8 |
58 |
Show |
|
18489+1615 |
STF2400 |
BC |
201 |
1.0 |
59 |
Show |
|
18500+1420 |
BPM 854 |
|
271 |
66.2 |
59 |
Show |
|
18489+1615 |
STF2400 |
AB |
159 |
9.7 |
59 |
Show |
|
18489+1615 |
STF2400 |
AD |
157 |
0.4 |
59 |
Show |
|
18489+1615 |
STF2400 |
AC |
161 |
10.9 |
59 |
Show |
|
18489+1615 |
STF2400 |
A,BC |
160 |
11.0 |
59 |
Show |
|
18511+1421 |
BPMA 64 |
|
274 |
231.1 |
60 |
Show |
|
18533+1557 |
BPM 879 |
|
224 |
33.0 |
61 |
Show |
|
18496+1621 |
BPM 849 |
|
245 |
101.4 |
63 |
Show |
|
18493+1416 |
BPM 845 |
|
100 |
106.7 |
64 |
Show |
|
18459+1450 |
HEI 397 |
|
141 |
1.1 |
67 |
Show |
|
18503+1626 |
BPM 859 |
|
264 |
110.0 |
68 |
Show |
|
18497+1629 |
BRT1311 |
|
204 |
4.3 |
71 |
Show |
|
18503+1408 |
HEI 398 |
|
107 |
1.8 |
71 |
Show |
|
18462+1432 |
BPM 822 |
|
228 |
116.6 |
73 |
Show |
|
18551+1522 |
BPMA 68 |
|
245 |
229.1 |
74 |
Show |
|
18526+1414 |
BPMA 67 |
|
13 |
220.9 |
75 |
Show |
|
18551+1537 |
BPM 887 |
|
40 |
68.2 |
76 |
Show |
|
18522+1409 |
BPM 872 |
|
132 |
116.0 |
77 |
Show |
|
18456+1604 |
BPM 820 |
|
18 |
61.6 |
78 |
Show |
|
18535+1619 |
HEI 263 |
|
353 |
6.3 |
79 |
Show |
|
18494+1400 |
BPM 847 |
|
97 |
42.6 |
80 |
Show |
|
18531+1412 |
BPM 877 |
|
210 |
85.7 |
81 |
Show |
|
18498+1639 |
BPM 853 |
|
163 |
102.8 |
81 |
|
|
WDS 18500+1519 : COMPONENTS
|
A |
B |
C |
B |
pa=34.0°
sep=0.47"
| |
C |
pa=18.1°
sep=11.05"
| pa=17.4°
sep=10.60"
| |
D |
pa=224.1°
sep=15.46"
| pa=223.8°
sep=15.92"
| pa=213.3°
sep=25.85"
|
18500+1519 A
Name |
HD 174457 |
|
Coord arcsec 2000 |
185002.00+151840.3 |
|
Mag |
7.6 |
|
Spectral class |
F8 (yellow-white) |
|
PmRA |
102.00 |
|
PmDE |
131.0 |
|
SAO |
104160 |
|
HIP |
92418 |
|
Tycho2 |
1584-00540-1 |
|
HD |
174457 |
|
GC |
25831 |
|
BD |
BD+15 3584 |
|
Tycho2 |
1584-00540-1 |
|
Pflag |
|
|
RAmdeg |
282.50859950 |
|
DEmdeg |
15.31152292 |
|
PmRA |
111.3 |
|
PmDE |
136.1 |
|
E RAmdeg |
5 |
|
E DEmdeg |
6 |
|
E pmRA |
1.4 |
|
E pmDE |
1.3 |
|
EpRAm |
1991.64 |
|
EpDEm |
1991.34 |
|
Num |
10 |
|
Q RAmdeg |
0.6 |
|
Q DEmdeg |
0.7 |
|
Q pmRA |
0.6 |
|
Q pmDE |
0.8 |
|
BTmag |
8.251 |
|
E BTmag |
0.016 |
|
VTmag |
7.603 |
|
E VTmag |
0.011 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
92418 |
|
CCDM |
|
|
RAdeg |
282.50833917 |
|
DEdeg |
15.31120972 |
|
EpRA 1990 |
1.88 |
|
EpDE 1990 |
1.71 |
|
E RAdeg |
5.2 |
|
E DEdeg |
5.6 |
|
Posflg |
|
|
Corr |
-0.1 |
|
SAO |
104160 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0082 |
|
DE1950 |
|
|
PmDE1950 |
0.135 |
|
Vmag |
7.5 |
|
SpType |
F8 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
25831 |
|
DM |
BD+15 3584 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
174457 |
|
M HD |
0 |
|
GC |
25831 |
|
RA1950rad |
4.92079221 |
|
DE1950rad |
0.26617375 |
|
PmRA2000 |
0.0083 |
|
PmDE2000 |
0.135 |
|
Catalog |
H |
|
HIP |
92418 |
|
Proxy |
|
|
RAhms |
18 50 02.00 |
|
DEdms |
+15 18 40.3 |
|
Vmag |
7.52 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
282.508 |
|
DEdeg |
15.3112 |
|
AstroRef |
|
|
Plx |
18.34 |
|
CCDM |
|
|
N CCDM |
|
|
Nsys |
|
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
S |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
174457 |
|
BD |
BD+15 3584 |
|
CD |
|
|
CP |
|
|
Dm number |
+15 3584 |
|
VIred |
0.69 |
|
SpType |
F8 |
|
R SpType |
|
|
Coord arcsec 2000 |
185002.00+151840.3 |
|
HIP |
92418 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
4.9307003483 |
|
DErad |
0.2672307133 |
|
Plx |
18.79 |
|
PmRA |
102.83 |
|
PmDE |
131.73 |
|
E RArad |
0.68 |
|
E DErad |
0.58 |
|
E Plx |
0.78 |
|
E pmRA |
0.85 |
|
E pmDE |
0.79 |
|
Hpmag |
7.6476 |
|
E Hpmag |
0.0015 |
|
SHp |
0.01 |
|
VA |
0 |
|
BV |
0.621 |
|
E BV |
0.015 |
|
VI |
0.69 |
|
18500+1519 B
Coord arcsec 2000 |
185002.02+151840.7 |
|
Mag |
11.3 |
|
Spectral class |
M2V (red) |
|
Calc delta mag |
3.7 |
|
Calc coord |
yes |
|
18500+1519 C
Coord arcsec 2000 |
185002.24+151850.8 |
|
Mag |
13.3 |
|
Calc delta mag |
5.7 |
|
Calc coord |
yes |
|
18500+1519 D
Coord arcsec 2000 |
185001.26+151829.2 |
|
Mag |
13.5 |
|
Calc delta mag |
5.9 |
|
Calc coord |
yes |
|