18562+0412 STF 2417 AB (Alya)
18h 56m 13.18s +04° 12' 12.9" P.A. 106.00 sep 22.4 mag 4.59,4.93 Sp A5V+A5Vn dist. 47.42 pc (154.68 l.y.)
Coord 2000 |
18562+0412 |
|
Discov num |
STF2417 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 56 13.18 +04 12 12.9 |
|
Date first |
1755 |
|
Date last |
2019 |
|
Obs |
236 |
|
Pa first |
106 |
|
Pa last |
105.5 |
|
P.A. Now (θ) |
105.5° |
|
Sep first |
22.1 |
|
Sep last |
22.435 |
|
Sep. Now (ρ) |
22.435" |
|
Mag pri |
4.59 |
|
Mag sec |
4.93 |
|
delta mag (ΔM) |
0.34 |
|
Spectral class |
A5V+A5Vn (white/white) |
|
Pri motion ra |
+038 |
|
Sec motion ra |
+052 |
|
Pri motion dec |
+027 |
|
Sec motion dec |
+031 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.241 (< 0.3, Physical double)
This double is physical.
18562+0412 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Alya |
124068 |
18 56 13 +04 12 13 |
STF 2417 AB |
2019 |
236 |
106 |
22.4 |
4.59 |
4.93 |
0.34 |
|
<=== |
Show |
|
124068 |
18 56 13 +04 12 13 |
STF 2417 AC |
2007 |
18 |
58 |
421.0 |
4.59 |
6.78 |
2.19 |
|
|
Show |
|
124070 |
18 56 15 +04 12 08 |
STF 2417 BC |
2007 |
17 |
56 |
405.6 |
4.93 |
6.78 |
1.85 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Alya |
|
Var name |
NSV11557 Ser |
|
Constellation |
Serpens |
|
SAO |
124068 |
|
HIP |
92946 |
|
Tycho2 |
0457-00687-1 |
|
Gaia DR2 |
4281199284413726208 |
|
HD |
175638 |
|
HR |
7141 |
|
GC |
25991 |
|
ADS |
11853 |
|
BD |
BD+04 3916 |
|
Bayer |
Theta 1 Serpentis |
|
Bayer name |
The1 Ser |
|
Flamsteed |
63 Serpentis |
|
Flamsteed name |
63 Ser |
|
FK5 |
709 |
|
Distance |
47.42 |
|
Distance ly |
154.68 |
|
Bayer greek |
θ1 Ser |
|
WDS 18562+0412 STF 2417 AB (Alya) : NOTES
discov_num |
notes |
refcode |
STF2417 |
A: the 1 Ser = 63 Ser A = Alya |
|
|
B: the 2 Ser = 63 Ser B = BD+04@3917. |
|
|
AC: C component = A component of 18566+0416 TOK 620. |
|
|
BC: This system was analysed in detail by Teague, who determined the |
Tea2001 |
|
source of the errors in all three historical measures (Labitzke, |
Lbz1929 |
|
Przbyllok, and Kamper), which actually belong with the AC pair of this |
Prz1926 |
|
system. |
Kpr1992 |
|
BC: Optical pair, based on study of relative motion of the components |
|
|
using the method of apparent motion parameters. |
Kiy2008 |
|
AB: H 4 6. |
MEv2010 |
REFERENCES
refcode |
metd |
author |
reference |
Kiy2008 |
- |
Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. |
2008SvAL...32..405K |
Kiy2008 |
|
SvAL 34, 405, 2008 |
|
Kpr1992 |
Po - |
Kamper, K.W. |
1992AJ....104..231K |
Kpr1992 |
|
AJ 104, 231, 1992 |
|
Lbz1929 |
Po - |
Labitzke, P. & Przbyllok, E. |
. |
Lbz1929 |
|
Koenigsberg Obs. 45, 65, 1929 |
|
Lbz1929 |
|
= Leeward Community College |
|
MEv2010 |
- |
MacEvoy, B. |
................... |
MEv2010 |
|
private communication, 2010 (see http://www.handprint.com/ASTRO/index.html) |
|
Prz1926 |
Ma - |
Przbyllok, E., Labitzke, P., & Meier, P. |
. |
Prz1926 |
+Po |
Beob. Sternw. Koenigsberg #44, 1926 |
|
Tea2001 |
Ma - |
Teague, E.T.H. |
2001DSO.....7....4T |
Tea2001 |
|
Double Star Observer 7, #4, 2001 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
STF |
Struve, F.G.W. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
18562+0412 |
STF2417 |
AB |
2007 |
197 |
104 |
22.4 |
4.59 |
4.93 |
A5V A5Vn |
N D |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2008 |
205 |
104 |
22.3 |
4.59 |
4.93 |
A5V A5Vn |
N DV |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2009 |
210 |
103 |
23.0 |
4.59 |
4.93 |
A5V A5Vn |
NVD |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2010 |
214 |
104 |
22.4 |
4.59 |
4.93 |
A5V A5Vn |
NVD |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2011 |
215 |
99 |
24.7 |
4.59 |
4.93 |
A5V A5Vn |
NVD |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2012 |
217 |
104 |
22.3 |
4.59 |
4.93 |
A5V A5Vn |
NVD |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2013 |
219 |
104 |
22.3 |
4.59 |
4.93 |
A5V A5Vn |
NVD |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2014 |
220 |
103 |
22.4 |
4.59 |
4.93 |
A5V A5Vn |
NVD |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2015 |
221 |
105 |
22.5 |
4.59 |
4.93 |
A5V+A5Vn |
NV |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2016 |
225 |
104 |
22.6 |
4.59 |
4.93 |
A5V+A5Vn |
NV |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2017 |
226 |
104 |
22.5 |
4.59 |
4.93 |
A5V+A5Vn |
NV |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2018 |
227 |
104 |
22.5 |
4.59 |
4.93 |
A5V+A5Vn |
NV |
185613.18+041212.9 |
18562+0412 |
STF2417 |
AB |
2019 |
233 |
106 |
22.4 |
4.59 |
4.93 |
A5V+A5Vn |
NV |
185613.18+041212.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 18562+0412 STF 2417 AB (Alya) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 18562+0412 STF 2417 AB (Alya) : MEASURES
Records found: 1
WDS 18562+0412 (Alya) : 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 18562+0412 (Alya) : ALADIN DSS IMAGE @ 18h 56m 13.18s +04° 12' 12.9"
WDS 18562+0412 STF 2417 AB (Alya) : 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 |
Alya |
18562+0412 |
STF2417 |
AB |
106 |
22.4 |
|
Show |
Alya |
18562+0412 |
STF2417 |
AC |
58 |
421.0 |
|
Show |
|
18562+0412 |
STF2417 |
BC |
56 |
405.6 |
1 |
Show |
|
18566+0416 |
TOK 620 |
|
270 |
842.1 |
8 |
Show |
|
18573+0422 |
J 2159 |
|
186 |
7.1 |
18 |
Show |
|
18578+0409 |
HJ 873 |
|
73 |
21.6 |
24 |
Show |
|
18583+0347 |
HDS2690 |
|
14 |
0.1 |
41 |
Show |
|
18578+0339 |
BAL2501 |
|
346 |
3.7 |
41 |
Show |
|
18532+0413 |
A 358 |
AB |
109 |
1.6 |
46 |
Show |
|
18532+0413 |
GII 274 |
Aa,Ab |
157 |
0.1 |
46 |
Show |
|
18558+0327 |
A 2192 |
|
319 |
0.2 |
46 |
Show |
|
18572+0500 |
HEI 898 |
|
183 |
2.2 |
49 |
Show |
|
18559+0323 |
A 2193 |
|
357 |
1.0 |
51 |
Show |
|
18590+0330 |
ALL 3 |
A,BC |
47 |
34.7 |
59 |
Show |
|
18590+0330 |
VOU 39 |
BC |
175 |
0.2 |
59 |
Show |
|
18525+0420 |
J 2155 |
|
276 |
8.1 |
60 |
Show |
|
18583+0503 |
KPP2008 |
|
250 |
16.0 |
60 |
Show |
|
18578+0315 |
UC 243 |
|
91 |
10.8 |
62 |
Show |
|
18534+0323 |
STF2413 |
|
200 |
10.3 |
65 |
Show |
|
18574+0302 |
UC 242 |
|
180 |
19.8 |
73 |
Show |
|
18514+0351 |
DOO 72 |
|
52 |
31.5 |
75 |
Show |
|
18553+0251 |
ROE 8 |
|
246 |
5.6 |
83 |
Show |
|
18586+0237 |
A 2194 |
AB |
325 |
1.5 |
103 |
Show |
|
18564+0228 |
J 2681 |
BC |
101 |
6.2 |
103 |
Show |
|
18564+0228 |
J 2681 |
AB |
34 |
83.4 |
104 |
Show |
|
19031+0350 |
HJL1100 |
|
22 |
88.6 |
105 |
Show |
|
18570+0228 |
HJ 5504 |
|
306 |
68.6 |
106 |
Show |
|
19030+0440 |
KPP 431 |
|
158 |
3.2 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AB |
179 |
4.4 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AC |
271 |
7.1 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AD |
275 |
8.3 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AE |
215 |
8.5 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AF |
330 |
9.3 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AG |
108 |
10.5 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AH |
251 |
11.6 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AI |
299 |
11.7 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AJ |
218 |
12.4 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AK |
310 |
13.6 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AL |
51 |
16.4 |
106 |
Show |
|
18580+0554 |
CSN 11 |
AM |
231 |
16.6 |
106 |
Show |
|
19034+0432 |
TDS 962 |
|
138 |
1.0 |
109 |
Show |
|
18581+0559 |
OL 215 |
|
104 |
5.7 |
111 |
Show |
|
19002+0237 |
J 474 |
|
101 |
2.9 |
113 |
Show |
|
19004+0552 |
LDS6333 |
|
26 |
17.3 |
118 |
Show |
|
18530+0602 |
LDS1016 |
|
108 |
7.6 |
123 |
Show |
|
18549+0615 |
J 1267 |
|
236 |
5.4 |
124 |
Show |
|
18584+0614 |
TOK 621 |
|
155 |
999.9 |
127 |
Show |
|
18588+0207 |
MIL 6 |
|
87 |
0.5 |
131 |
Show |
|
19049+0433 |
HDS2707 |
|
145 |
0.1 |
132 |
Show |
|
18526+0212 |
TDS 951 |
|
113 |
0.7 |
132 |
Show |
|
19021+0230 |
BAL1973 |
|
190 |
10.7 |
135 |
|
|
WDS 18562+0412 : COMPONENTS
|
A |
B |
B |
pa=103.6°
sep=22.47"
| |
C |
pa=58.0°
sep=420.14"
| pa=55.8°
sep=404.73"
|
18562+0412 A
Common name |
Alya |
|
Other names |
Alga |
|
Coord arcsec 2000 |
185613.18+041212.9 |
|
Mag |
4.59 |
|
Spectral class |
A5V (white) |
|
PmRA |
38.00 |
|
PmDE |
27.0 |
|
SAO |
124068 |
|
HIP |
92946 |
|
Tycho2 |
0457-00687-1 |
|
HD |
175638 |
|
HR |
7141 |
|
GC |
25991 |
|
BD |
BD+04 3916 |
|
Bayer |
Theta 1 Serpentis |
|
Bayer name |
The1 Ser |
|
Flamsteed |
63 Serpentis |
|
Flamsteed name |
63 Ser |
|
FK5 |
709 |
|
Tycho2 |
0457-00687-1 |
|
Pflag |
|
|
RAmdeg |
284.05494550 |
|
DEmdeg |
4.20359728 |
|
PmRA |
46.7 |
|
PmDE |
29.8 |
|
E RAmdeg |
3 |
|
E DEmdeg |
4 |
|
E pmRA |
0.4 |
|
E pmDE |
0.4 |
|
EpRAm |
1990.73 |
|
EpDEm |
1989.92 |
|
Num |
25 |
|
Q RAmdeg |
1.7 |
|
Q DEmdeg |
1.5 |
|
Q pmRA |
1.5 |
|
Q pmDE |
1.2 |
|
BTmag |
4.776 |
|
E BTmag |
0.014 |
|
VTmag |
4.592 |
|
E VTmag |
0.009 |
|
Prox |
224 |
|
TYC |
T |
|
HIP |
92946 |
|
CCDM |
A |
|
RAdeg |
284.05483778 |
|
DEdeg |
4.20352833 |
|
EpRA 1990 |
1.73 |
|
EpDE 1990 |
1.66 |
|
E RAdeg |
3.4 |
|
E DEdeg |
3.6 |
|
Posflg |
|
|
Corr |
-0.3 |
|
SAO |
124068 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0031 |
|
DE1950 |
|
|
PmDE1950 |
0.032 |
|
Vmag |
4.5 |
|
SpType |
A5 |
|
Double code |
|
|
Source |
74 |
|
CatNum |
709 |
|
DM |
BD+04 3916 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
175638 |
|
M HD |
0 |
|
GC |
25991 |
|
RA1950rad |
4.94684312 |
|
DE1950rad |
0.07220452 |
|
PmRA2000 |
0.0033 |
|
PmDE2000 |
0.031 |
|
Catalog |
H |
|
HIP |
92946 |
|
Proxy |
|
|
RAhms |
18 56 13.16 |
|
DEdms |
+04 12 12.7 |
|
Vmag |
4.62 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
284.055 |
|
DEdeg |
4.20353 |
|
AstroRef |
A |
|
Plx |
24.73 |
|
CCDM |
18563+0413 |
|
N CCDM |
I |
|
Nsys |
3 |
|
Ncomp |
1 |
|
MultFlag |
C |
|
Source |
P |
|
Qual |
A |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
175638 |
|
BD |
BD+04 3916 |
|
CD |
|
|
CP |
|
|
Dm number |
+04 3916 |
|
VIred |
0.2 |
|
SpType |
A5V |
|
R SpType |
|
|
Coord arcsec 2000 |
185613.16+041212.7 |
|
HIP |
92946 |
|
Sn |
95 |
|
So |
3 |
|
Nc |
1 |
|
RArad |
4.95769212 |
|
DErad |
0.0733654477 |
|
Plx |
21.09 |
|
PmRA |
36.23 |
|
PmDE |
23.15 |
|
E RArad |
2.28 |
|
E DErad |
1.69 |
|
E Plx |
2.86 |
|
E pmRA |
2.66 |
|
E pmDE |
2.12 |
|
Hpmag |
4.6864 |
|
E Hpmag |
0.0655 |
|
SHp |
0.098 |
|
VA |
0 |
|
BV |
0.161 |
|
E BV |
0.01 |
|
VI |
0.2 |
|
18562+0412 B
Coord arcsec 2000 |
185614.64+041207.6 |
|
Coord calc |
185614.64+041207.6 |
|
Mag |
4.93 |
|
Spectral class |
A5Vn (white) |
|
PmRA |
52.00 |
|
PmDE |
31.0 |
|
SAO |
124070 |
|
HIP |
92951 |
|
Tycho2 |
0457-00688-1 |
|
HD |
175639 |
|
HR |
7142 |
|
GC |
25993 |
|
BD |
BD+04 3917 |
|
Bayer |
Theta 2 Serpentis |
|
Bayer name |
The2 Ser |
|
Flamsteed |
63 Serpentis |
|
Flamsteed name |
63 Ser |
|
Calc delta mag |
0.34 |
|
Tycho2 |
0457-00688-1 |
|
Pflag |
|
|
RAmdeg |
284.06098815 |
|
DEmdeg |
4.20209847 |
|
PmRA |
42.0 |
|
PmDE |
13.4 |
|
E RAmdeg |
3 |
|
E DEmdeg |
4 |
|
E pmRA |
2.3 |
|
E pmDE |
2.4 |
|
EpRAm |
1991.76 |
|
EpDEm |
1991.65 |
|
Num |
3 |
|
Q RAmdeg |
4.0 |
|
Q DEmdeg |
0.8 |
|
Q pmRA |
3.9 |
|
Q pmDE |
0.7 |
|
BTmag |
5.153 |
|
E BTmag |
0.014 |
|
VTmag |
4.930 |
|
E VTmag |
0.009 |
|
Prox |
224 |
|
TYC |
T |
|
HIP |
92951 |
|
CCDM |
B |
|
RAdeg |
284.06089222 |
|
DEdeg |
4.20206750 |
|
EpRA 1990 |
1.78 |
|
EpDE 1990 |
1.69 |
|
E RAdeg |
3.4 |
|
E DEdeg |
3.7 |
|
Posflg |
|
|
Corr |
-0.1 |
|
SAO |
124070 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0031 |
|
DE1950 |
|
|
PmDE1950 |
0.027 |
|
Vmag |
5.4 |
|
SpType |
A5 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
25993 |
|
DM |
BD+04 3917 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
175639 |
|
M HD |
0 |
|
GC |
25993 |
|
RA1950rad |
4.94694812 |
|
DE1950rad |
0.0721776 |
|
PmRA2000 |
0.0033 |
|
PmDE2000 |
0.026 |
|
Catalog |
H |
|
HIP |
92951 |
|
Proxy |
|
|
RAhms |
18 56 14.61 |
|
DEdms |
+04 12 07.4 |
|
Vmag |
4.98 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
284.061 |
|
DEdeg |
4.20206 |
|
AstroRef |
B |
|
Plx |
22.84 |
|
CCDM |
18563+0413 |
|
N CCDM |
I |
|
Nsys |
3 |
|
Ncomp |
1 |
|
MultFlag |
C |
|
Source |
I |
|
Qual |
A |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
175639 |
|
BD |
BD+04 3917 |
|
CD |
|
|
CP |
|
|
Dm number |
+04 3917 |
|
VIred |
0.22 |
|
SpType |
A5Vn |
|
R SpType |
|
|
Coord arcsec 2000 |
185614.61+041207.4 |
|
HIP |
92951 |
|
Sn |
95 |
|
So |
3 |
|
Nc |
1 |
|
RArad |
4.957797707 |
|
DErad |
0.0733397876 |
|
Plx |
19.25 |
|
PmRA |
42.13 |
|
PmDE |
23.98 |
|
E RArad |
2.92 |
|
E DErad |
2.25 |
|
E Plx |
3.57 |
|
E pmRA |
3.23 |
|
E pmDE |
2.66 |
|
Hpmag |
5.056 |
|
E Hpmag |
0.0828 |
|
SHp |
0 |
|
VA |
0 |
|
BV |
0.204 |
|
E BV |
0.008 |
|
VI |
0.22 |
|
18562+0412 C
Coord arcsec 2000 |
185637.01+041555.4 |
|
Mag |
6.78 |
|
PmRA |
-1.00 |
|
PmDE |
-84.0 |
|
Calc delta mag |
2.19 |
|
Calc coord |
yes |
|