20472+4225 STT 414 AB (HD 198195)
20h 47m 09.92s +42° 24' 35.4" P.A. 95.00 sep 9.9 mag 7.43,8.93 Sp B7V dist. 353.36 pc (1152.66 l.y.)
Coord 2000 |
20472+4225 |
|
Discov num |
STT 414 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 47 09.92 +42 24 35.4 |
|
Date first |
1847 |
|
Date last |
2018 |
|
Obs |
48 |
|
Pa first |
94 |
|
Pa last |
95.2 |
|
P.A. Now (θ) |
95.2° |
|
Sep first |
9.3 |
|
Sep last |
9.881 |
|
Sep. Now (ρ) |
9.881" |
|
Mag pri |
7.43 |
|
Mag sec |
8.93 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
B7V (blue-white) |
|
Pri motion ra |
+005 |
|
Sec motion ra |
+005 |
|
Pri motion dec |
-001 |
|
Sec motion dec |
-001 |
|
Notes |
|
|
Nature of this double is uncertain.
20472+4225 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 198195 |
50055 |
20 47 10 +42 24 35 |
STT 414 AB |
2018 |
48 |
95 |
9.9 |
7.43 |
8.93 |
1.50 |
|
<=== |
Show |
|
50055 |
20 47 10 +42 24 35 |
BOT 4 AC |
2018 |
14 |
16 |
104.9 |
7.43 |
9.94 |
2.51 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 198195 |
|
Constellation |
Cygnus |
|
SAO |
50055 |
|
HIP |
102570 |
|
Tycho2 |
3174-00786-1 |
|
Gaia DR2 |
2066664771658133120 |
|
HD |
198195 |
|
GC |
28987 |
|
BD |
BD+41 3884 |
|
Distance |
353.36 |
|
Distance ly |
1152.66 |
|
WDS 20472+4225 STT 414 AB (HD 198195) : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Bot1958 |
Po - |
Boettger, G. |
1958AN....284..177B |
Bot1958 |
|
AN 284, 177, 1958 |
|
Bot1962 |
Po - |
Boettger, G. |
. |
Bot1962 |
|
Potsdam Obs. 30, Pt.4, 1962 |
|
Bot1965 |
Po j |
Boettger, G. |
1965AN....288..203B |
Bot1965 |
|
AN 288, 203, 1965 |
|
Bot1967 |
Po j |
Boettger, G. |
1967AN....290...71B |
Bot1967 |
|
AN 290, 71, 1967 |
|
STTA |
|
(O. Struve DD - Appendix list) |
................... |
Stt1864 |
Ma - |
Struve, O. |
1864MNRAS..24..149S |
Stt1864 |
|
MNRAS 24, 149, 1864 |
|
Stt1866 |
orb - |
Struve, O. |
. |
Stt1866 |
|
Bull. Imp. Acad. Sci. St. Petersburg, 1866 |
|
Stt1874 |
orb - |
Struve, O. |
. |
Stt1874 |
|
Compte Rendus 79, 1467, 1874 |
|
Stt1875 |
orb - |
Struve, O. |
1875MNRAS..35..367S |
Stt1875 |
|
MNRAS 35, 367, 1875 |
|
Stt1878 |
Ma - |
Struve, O. |
1878ObPul...9....1S |
Stt1878 |
|
Pulkova Observations 9, 1, 1878 |
|
Stt1879A |
Ma - |
Struve, O. |
1879Obs.....2..304G |
Stt1879A |
|
cited by Gledhill (Obs 2, 304, 1879) |
|
Stt1879B |
Ma - |
Struve, O. |
1879Obs.....3..245G |
Stt1879B |
|
cited by Gledhill (Obs 3, 245, 1879) |
|
Stt1879C |
Ma - |
Struve, O. |
1879Obs.....2..344G |
Stt1879C |
|
cited by Gledhill (Obs 2, 344, 1879) |
|
Stt1880A |
Ma - |
Struve, O. |
1880Obs.....2..605H |
Stt1880A |
|
cited by Hunt (Obs. 3, 605, 1880) |
|
Stt1880B |
Ma - |
Struve, O. |
1880Obs.....3..535G |
Stt1880B |
|
cited by Gledhill (Obs 3, 535, 1880) |
|
Stt1880C |
Ma - |
Struve, O. |
1880MNRAS..40..497B |
Stt1880C |
|
cited by Burnham (MNRAS 40, 497, 1880) |
|
Stt1884A |
Ma - |
Struve, O. |
1884AReg...22..216S |
Stt1884A |
|
cited by Sadler (Astr. Register 22, 216, 1884) |
|
Stt1893a |
Ma j |
Struve, O. |
1893ObPul..10....1S |
Stt1893a |
|
Pulkova Obs. Observations 10, 1, 1893 |
|
Stt1906A |
Ma - |
Struve, O. |
1906MmRAS..56....1L |
Stt1906A |
|
cited by Lewis (MemRAS 56, 1, 1906) |
|
Stt1906B |
Ma j |
Struve, O. |
1906QB821.B972..... |
Stt1906B |
|
cited in BDS (Burnham Double Star Cat., 1906) |
|
Stt1908A |
Ma - |
Struve, O. |
1908MNRAS..68..465B |
Stt1908A |
|
cited by Barnard (MNRAS 68, 465, 1908) |
|
Stt1913A |
Ma - |
Struve, O. |
1913QB811.B8....... |
Stt1913A |
|
cited by Burnham (Carnegie Inst. Wash. #168, 1913) |
|
Stt1914A |
Ma - |
Struve, O. |
1914AN....198..107R |
Stt1914A |
|
cited by Rabe (AN 198, 107, 1914) |
|
Stt1932A |
Ma - |
Struve, O. |
1932QB821.A43...... |
Stt1932A |
|
cited in ADS (Aitken Double Star Cat., 1932) |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20472+4225 |
STT 414 |
AB |
2002 |
40 |
94 |
9.9 |
7.43 |
8.93 |
B7V |
D |
204709.92+422435.4 |
20472+4225 |
STT 414 |
AB |
2012 |
43 |
94 |
9.9 |
7.43 |
8.93 |
B7V |
D |
204709.92+422435.4 |
20472+4225 |
STT 414 |
AB |
2018 |
45 |
95 |
9.9 |
7.43 |
8.93 |
B7V |
|
204709.92+422435.4 |
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WDS 20472+4225 STT 414 AB (HD 198195) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20472+4225 STT 414 AB (HD 198195) : MEASURES
Records found: 1
WDS 20472+4225 (HD 198195) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
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WDS 20472+4225 (HD 198195) : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.