18537+3658 H 6 3 (Del1 Lyr)
18h 53m 43.56s +36° 58' 18.2" P.A. 20.00 sep 175.3 mag 5.55,9.93 Sp B2.5V dist. 303.95 pc (991.48 l.y.)
Coord 2000 |
18537+3658 |
|
Discov num |
H 6 3 |
|
Comp |
|
|
Coord arcsec 2000 |
18 53 43.56 +36 58 18.2 |
|
Date first |
1905 |
|
Date last |
2012 |
|
Obs |
16 |
|
Pa first |
20 |
|
Pa last |
20 |
|
P.A. Now (θ) |
20° |
|
Sep first |
174.6 |
|
Sep last |
175.3 |
|
Sep. Now (ρ) |
175.3" |
|
Mag pri |
5.55 |
|
Mag sec |
9.93 |
|
delta mag (ΔM) |
4.38 |
|
Spectral class |
B2.5V (blue-white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
+005 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
+012 |
|
Notes |
N
(See Notes) |
|
rPM=1.194
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
Del1 Lyr |
|
Var name |
NSV11504 Lyr |
|
Constellation |
Lyra |
|
SAO |
67537 |
|
HIP |
92728 |
|
Tycho2 |
2650-02146-1 |
|
Gaia DR2 |
2093922180304989568 |
|
HD |
175426 |
|
HR |
7131 |
|
GC |
25934 |
|
BD |
BD+36 3307 |
|
Bayer |
Delta 1 Lyrae |
|
Bayer name |
Del1 Lyr |
|
Flamsteed |
11 Lyrae |
|
Flamsteed name |
11 Lyr |
|
FK5 |
3506 |
|
Distance |
303.95 |
|
Distance ly |
991.48 |
|
Bayer greek |
δ1 Lyr |
|