20244+1935 STF 2679 AB (HD 194318)
20h 24m 22.59s +19° 34' 30.0" P.A. 77.00 sep 24.7 mag 7.88,9.69 Sp A2V dist. 244.5 pc (797.56 l.y.)
Coord 2000 |
20244+1935 |
|
Discov num |
STF2679 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 24 22.59 +19 34 30.0 |
|
Date first |
1830 |
|
Date last |
2019 |
|
Obs |
51 |
|
Pa first |
80 |
|
Pa last |
77 |
|
P.A. Now (θ) |
77° |
|
Sep first |
21.9 |
|
Sep last |
24.747 |
|
Sep. Now (ρ) |
24.747" |
|
Mag pri |
7.88 |
|
Mag sec |
9.69 |
|
delta mag (ΔM) |
1.81 |
|
Spectral class |
A2V (white) |
|
Pri motion ra |
-010 |
|
Sec motion ra |
+005 |
|
Pri motion dec |
-012 |
|
Sec motion dec |
-006 |
|
Notes |
Y
(Parallax indicates components are non-physical) |
|
rPM=1.034
This double is not physical.
20244+1935 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 194318 |
106068 |
20 24 23 +19 34 30 |
STF 2679 AB |
2019 |
51 |
77 |
24.7 |
7.88 |
9.69 |
1.81 |
|
<=== |
Show |
|
106068 |
20 24 23 +19 34 30 |
STF 2679 AC |
2017 |
17 |
150 |
38.6 |
7.88 |
11.56 |
3.68 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 194318 |
|
Constellation |
Delphinus |
|
SAO |
106068 |
|
HIP |
100638 |
|
Tycho2 |
1640-01633-1 |
|
Gaia DR2 |
1816277657286040192 |
|
HD |
194318 |
|
GC |
28385 |
|
BD |
BD+19 4396 |
|
Distance |
244.5 |
|
Distance ly |
797.56 |
|
WDS 20244+1935 STF 2679 AB (HD 194318) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
STFA |
|
(F. Struve DD - Appendix list #1) |
................... |
STFB |
|
(F. Struve DD - Appendix list #2) |
................... |
StF1833A |
Ma - |
Struve, F.G.W. |
1833MmRAS...5...13H |
StF1833A |
+Mc |
cited by Herschel (MemRAS 5, 13, 1833) |
|
StF1833B |
Ma - |
Struve, F.G.W. |
1833AN.....10..389B |
StF1833B |
|
cited by Bessel (AN 10, 389, 1833) |
|
StF1837 |
Ma - |
Struve, F.G.W. |
1837AN.....14...249 |
StF1837 |
|
Stellarum duplicium et multiplicium mensurae micrometricae... |
|
StF1837 |
|
(Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837 |
|
StF1844A |
Ma - |
Struve, F.G.W. |
1844QB43.S66....... |
StF1844A |
|
cited by Smyth (Cycle of Celestial Objects 2, 1844) |
|
StF1852A |
Ma - |
Struve, F.G.W. |
. |
StF1852A |
|
cited by Bishop (Bishop Obs. Astron. Observations 1852) |
|
StF1865A |
Ma - |
Struve, F.G.W. |
1865AN.....64...81E |
StF1865A |
|
cited by Engelmann (AN 64, 81, #1518, 1865) |
|
StF1875A |
Ma - |
Struve, F.G.W. |
1875AN.....85..323D |
StF1875A |
|
cited by Doberck, 1875 (see Dob1875b,f,g,h) |
|
StF1878 |
Ma - |
Struve, F.G.W. |
. |
StF1878 |
|
Pulkova Observations 9, 1878 |
|
StF1878B |
Ma - |
Struve, F.G.W. |
1878Obs.....2..239G |
StF1878B |
|
cited by Gledhill (Obs 2, 239, 1878) |
|
StF1880A |
Ma - |
Struve, F.G.W. |
1880Obs.....3..535G |
StF1880A |
|
cited by Gledhill (Obs 3, 535, 1880) |
|
StF1906A |
Ma - |
Struve, F.G.W. |
1906QB821.B972..... |
StF1906A |
|
cited in BDS (Burnham Double Star Cat.), 1906 |
|
StF1906B |
Ma - |
Struve, F.G.W. |
1906MmRAS..56....1L |
StF1906B |
|
cited by Lewis (MemRAS 56, 1, 1906) |
|
StF1922A |
Ma - |
Struve, F.G.W. |
1922AN....216...49R |
StF1922A |
|
cited by Rabe (AN 216, 49, 1922) |
|
StF1932A |
Ma - |
Struve, F.G.W. |
1932QB821.A43...... |
StF1932A |
|
cited in ADS (Aitken Double Star Cat.), 1932 |
|
StF2002 |
- - |
Weis, J. |
|
StF2002 |
|
F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue |
|
StF2002 |
|
USNO Library : QB 821 .S8 W49 2002 |
|
StF2022 |
- - |
email note from Jan Weis: 6 July 2022 |
|
StF9999 |
Ma - |
Struve, F.G.W. |
................... |
StF9999 |
|
Unpublished, manuscript or reference not found. |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20244+1935 |
STF2679 |
AB |
2005 |
33 |
78 |
24.2 |
7.88 |
9.69 |
A2V |
YD |
202422.59+193430.0 |
20244+1935 |
STF2679 |
AB |
2012 |
38 |
77 |
24.7 |
7.88 |
9.69 |
A2V |
YD |
202422.59+193430.0 |
20244+1935 |
STF2679 |
AB |
2013 |
41 |
77 |
24.5 |
7.88 |
9.69 |
A2V |
YD |
202422.59+193430.0 |
20244+1935 |
STF2679 |
AB |
2014 |
42 |
78 |
24.4 |
7.88 |
9.69 |
A2V |
YD |
202422.59+193430.0 |
20244+1935 |
STF2679 |
AB |
2016 |
44 |
77 |
24.4 |
7.88 |
9.69 |
A2V |
Y |
202422.59+193430.0 |
20244+1935 |
STF2679 |
AB |
2017 |
46 |
77 |
24.4 |
7.88 |
9.69 |
A2V |
Y |
202422.59+193430.0 |
20244+1935 |
STF2679 |
AB |
2019 |
51 |
77 |
24.7 |
7.88 |
9.69 |
A2V |
Y |
202422.59+193430.0 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20244+1935 STF 2679 AB (HD 194318) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20244+1935 STF 2679 AB (HD 194318) : MEASURES
No records found.
WDS 20244+1935 (HD 194318) : 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 20244+1935 (HD 194318) : ALADIN DSS IMAGE @ 20h 24m 22.59s +19° 34' 30.0"
WDS 20244+1935 STF 2679 AB (HD 194318) : 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 |
|
20244+1935 |
STF2679 |
AB |
77 |
24.7 |
1 |
Show |
|
20244+1935 |
STF2679 |
AC |
150 |
38.6 |
1 |
Show |
|
20243+1909 |
HU 361 |
|
198 |
0.6 |
26 |
Show |
|
20267+1940 |
GWP2949 |
|
267 |
111.9 |
34 |
Show |
|
20216+1930 |
COU 327 |
AB |
245 |
0.2 |
40 |
Show |
|
20216+1930 |
COU 327 |
AB,C |
132 |
4.1 |
40 |
Show |
|
20224+2006 |
BUP9009 |
|
|
47.1 |
43 |
Show |
|
20278+1935 |
TDT2296 |
|
359 |
1.6 |
48 |
Show |
|
20230+2020 |
HDS2911 |
|
333 |
0.4 |
50 |
Show |
|
20209+1948 |
HJ 2954 |
AB |
303 |
3.1 |
52 |
Show |
|
20209+1948 |
HJ 2954 |
BC |
292 |
23.1 |
52 |
Show |
|
20228+2023 |
J 3081 |
|
|
6.2 |
53 |
Show |
|
20227+2023 |
J 3080 |
|
292 |
7.4 |
53 |
Show |
|
20231+1844 |
LDS5905 |
|
116 |
3.5 |
53 |
Show |
|
20196+1925 |
BRT2525 |
|
60 |
1.9 |
69 |
Show |
|
20195+1954 |
J 836 |
|
251 |
3.0 |
74 |
Show |
|
20283+1846 |
HO 131 |
AB |
334 |
3.4 |
74 |
Show |
|
20283+1846 |
HO 131 |
AC |
69 |
64.4 |
74 |
Show |
|
20283+1846 |
HO 131 |
AD |
97 |
76.9 |
74 |
Show |
|
20200+1848 |
HU 359 |
|
179 |
0.2 |
77 |
Show |
|
20231+2052 |
A 288 |
|
296 |
0.2 |
80 |
Show |
|
20302+1925 |
FOX 254 |
CD |
301 |
35.0 |
82 |
Show |
|
20302+1925 |
BU 987 |
AB |
128 |
2.5 |
84 |
Show |
|
20302+1925 |
S 752 |
AC |
288 |
106.3 |
84 |
Show |
|
20302+1925 |
FOX 254 |
AE |
70 |
21.2 |
84 |
Show |
|
20187+2001 |
HDS2901 |
|
46 |
0.3 |
84 |
Show |
|
20235+1811 |
J 839 |
|
347 |
2.1 |
85 |
Show |
|
20272+2049 |
BRT2476 |
|
77 |
5.6 |
86 |
Show |
|
20306+1932 |
UC 251 |
|
38 |
39.9 |
89 |
Show |
|
20186+1905 |
J 835 |
|
45 |
3.4 |
90 |
Show |
|
20183+2002 |
HJ 912 |
AB |
78 |
5.1 |
91 |
Show |
|
20183+2002 |
HJ 912 |
AC |
170 |
89.6 |
91 |
Show |
|
20201+1823 |
DAM 211 |
AB |
166 |
7.0 |
94 |
Show |
|
20201+1823 |
DAM 211 |
AC |
233 |
7.6 |
94 |
Show |
|
20178+1917 |
TDT2146 |
|
307 |
0.7 |
96 |
Show |
|
20178+1944 |
J 3072 |
|
91 |
5.8 |
97 |
Show |
|
20203+1826 |
J 3075 |
|
104 |
4.9 |
99 |
Show |
|
20204+1825 |
J 3076 |
|
209 |
5.9 |
99 |
Show |
|
20310+2007 |
HJ 2974 |
|
297 |
14.4 |
99 |
Show |
|
20193+2047 |
TDT2166 |
AB |
20 |
2.5 |
102 |
Show |
|
20278+1805 |
HJL1103 |
|
82 |
126.5 |
103 |
Show |
|
20222+2116 |
BRT2470 |
|
221 |
1.9 |
105 |
Show |
|
20173+2009 |
J 3071 |
|
219 |
6.1 |
106 |
Show |
|
20177+2025 |
COU 219 |
Aa,Ab |
109 |
0.4 |
107 |
Show |
|
20177+2025 |
J 2308 |
AB |
283 |
37.0 |
107 |
Show |
|
20177+2025 |
J 2308 |
AC |
284 |
42.5 |
107 |
Show |
|
20177+2025 |
BTG 4 |
AD |
170 |
33.8 |
107 |
Show |
|
20177+2025 |
BTG 4 |
AE |
267 |
28.9 |
107 |
Show |
|
20177+2025 |
J 2308 |
BC |
297 |
5.7 |
108 |
Show |
|
20247+1747 |
BPMA247 |
|
40 |
194.2 |
108 |
Show |
|
20232+2122 |
LDS1041 |
|
134 |
6.0 |
109 |
|
|
WDS 20244+1935 : COMPONENTS
|
A |
B |
B |
pa=76.2°
sep=23.39"
| |
C |
pa=151.3°
sep=38.04"
| pa=186.5°
sep=39.18"
|
20244+1935 A
Name |
HD 194318 |
|
Coord arcsec 2000 |
202422.59+193430.0 |
|
Mag |
7.88 |
|
Spectral class |
A2V (white) |
|
PmRA |
-10.00 |
|
PmDE |
-12.0 |
|
SAO |
106068 |
|
HIP |
100638 |
|
Tycho2 |
1640-01633-1 |
|
HD |
194318 |
|
GC |
28385 |
|
BD |
BD+19 4396 |
|
Tycho2 |
1640-01633-1 |
|
Pflag |
|
|
RAmdeg |
306.09411724 |
|
DEmdeg |
19.57497172 |
|
PmRA |
-9.0 |
|
PmDE |
-11.4 |
|
E RAmdeg |
5 |
|
E DEmdeg |
6 |
|
E pmRA |
1.1 |
|
E pmDE |
1.0 |
|
EpRAm |
1991.31 |
|
EpDEm |
1990.85 |
|
Num |
13 |
|
Q RAmdeg |
0.6 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
0.5 |
|
Q pmDE |
1.0 |
|
BTmag |
7.991 |
|
E BTmag |
0.017 |
|
VTmag |
7.876 |
|
E VTmag |
0.013 |
|
Prox |
240 |
|
TYC |
T |
|
HIP |
100638 |
|
CCDM |
A |
|
RAdeg |
306.09413944 |
|
DEdeg |
19.57499889 |
|
EpRA 1990 |
1.68 |
|
EpDE 1990 |
1.40 |
|
E RAdeg |
5.1 |
|
E DEdeg |
6.3 |
|
Posflg |
|
|
Corr |
0.1 |
|
SAO |
106068 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0007 |
|
DE1950 |
|
|
PmDE1950 |
0.004 |
|
Vmag |
7.4 |
|
SpType |
A2 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
28385 |
|
DM |
BD+19 4396 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
194318 |
|
M HD |
0 |
|
GC |
28385 |
|
RA1950rad |
5.33256365 |
|
DE1950rad |
0.33881044 |
|
PmRA2000 |
-0.0007 |
|
PmDE2000 |
0.002 |
|
Catalog |
H |
|
HIP |
100638 |
|
Proxy |
|
|
RAhms |
20 24 22.59 |
|
DEdms |
+19 34 30.0 |
|
Vmag |
7.86 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
306.094 |
|
DEdeg |
19.575 |
|
AstroRef |
A |
|
Plx |
4.45 |
|
CCDM |
20244+1934 |
|
N CCDM |
I |
|
Nsys |
2 |
|
Ncomp |
1 |
|
MultFlag |
C |
|
Source |
P |
|
Qual |
D |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
194318 |
|
BD |
BD+19 4396 |
|
CD |
|
|
CP |
|
|
Dm number |
+19 4396 |
|
VIred |
0.08 |
|
SpType |
A2 |
|
R SpType |
|
|
Coord arcsec 2000 |
202422.59+193430.0 |
|
HIP |
100638 |
|
Sn |
95 |
|
So |
3 |
|
Nc |
1 |
|
RArad |
5.342350517 |
|
DErad |
0.3416481981 |
|
Plx |
4.09 |
|
PmRA |
-9.46 |
|
PmDE |
-12.1 |
|
E RArad |
0.87 |
|
E DErad |
0.68 |
|
E Plx |
1.12 |
|
E pmRA |
1.1 |
|
E pmDE |
0.78 |
|
Hpmag |
7.9053 |
|
E Hpmag |
0.0228 |
|
SHp |
0.024 |
|
VA |
0 |
|
BV |
0.131 |
|
E BV |
0.013 |
|
VI |
0.15 |
|
20244+1935 B
Coord arcsec 2000 |
202424.20+193435.6 |
|
Mag |
9.69 |
|
PmRA |
5.00 |
|
PmDE |
-6.0 |
|
HIP |
100640 |
|
Calc delta mag |
1.81 |
|
Calc coord |
yes |
|
Catalog |
H |
|
HIP |
100640 |
|
Proxy |
|
|
RAhms |
20 24 24.25 |
|
DEdms |
+19 34 35.2 |
|
Vmag |
9.99 |
|
VarFlag |
|
|
R Vmag |
H |
|
RAdeg |
306.101 |
|
DEdeg |
19.5765 |
|
AstroRef |
B |
|
Plx |
-23.92 |
|
CCDM |
20244+1934 |
|
N CCDM |
I |
|
Nsys |
2 |
|
Ncomp |
1 |
|
MultFlag |
C |
|
Source |
I |
|
Qual |
D |
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
194318 |
|
BD |
|
|
CD |
|
|
CP |
|
|
Dm number |
|
|
VIred |
0.44 |
|
SpType |
F0 |
|
R SpType |
|
|
Coord arcsec 2000 |
202424.25+193435.2 |
|
HIP |
100640 |
|
Sn |
95 |
|
So |
3 |
|
Nc |
1 |
|
RArad |
5.3424711966 |
|
DErad |
0.3416736123 |
|
Plx |
-10.47 |
|
PmRA |
13.41 |
|
PmDE |
-11.75 |
|
E RArad |
5.96 |
|
E DErad |
4.72 |
|
E Plx |
7.28 |
|
E pmRA |
7.12 |
|
E pmDE |
5.82 |
|
Hpmag |
9.7573 |
|
E Hpmag |
0.0948 |
|
SHp |
0 |
|
VA |
0 |
|
BV |
0.378 |
|
E BV |
0.015 |
|
VI |
0.44 |
|
20244+1935 C
Coord arcsec 2000 |
202423.88+193356.6 |
|
Mag |
11.56 |
|
Spectral class |
A4 (white) |
|
PmRA |
2.00 |
|
PmDE |
-7.0 |
|
Calc delta mag |
3.68 |
|
Calc coord |
yes |
|