Observing data
Double stars
Unaided eye (theoric imit 1') :
Location | Date | Star | Constellation | mV | Separation | Comment |
Breil | 2005 april 17 | epsilon | Lyr | 4,5-4,7 | 3'
28" | |
Breil | 2005
nov 21 | theta | Tau | 3,4-3,9 | 5'
37" | very
easy |
Breil | 2005
oct | alpha | Cap | 3,8-4,6 | 6'
19" | very
easy |
Breil | 2005 apr 17 | delta | Lyr | 4,5-5,5 | 10' | |
Binocular 50mm G=10x (theoric imit 6") :
Location | Date | Star | Constellation | mV | Separation | Comment |
Breil |
2005 apr 17 | psi | Dra | 4,6-5,8 | 30" | very
easy |
Breil |
2005 apr 17 | pi | UMi | 6,6-7,2 | 31" | very
difficult |
Breil |
2005 apr 17 | dzeta | Lyr | 4,4-5,7 | 44" | very
easy |
Breil |
2005 apr 17 | beta | Lyr | 3,4-6,7 | 46" | difficult |
Breil |
2005 apr 17 | nu | Dra | 4,9-4,9 | 62" | very
easy |
Reflector 114mm f=900mm (theoric limit 1.05") :
Location | Date | Star | Constellation | mV | Separation | G | Comment |
Boust | 1990
aug 08 | epsilon | Equ | 6,0-6,4 | 1,05" | 180 | very
difficult |
Boust | 1990
aug 08 | sigma
2118 | Dra | 6,4-6,9 | 1,06" | 180 | much
easy |
Boust | 1990
aug 08 | sigma
2289 | Her | 6,6-7,3 | 1,17" | 180 | easy |
Boust | 1990
aug 08 | pi | Aql | 6,2-6,8 | 1,40" | 180 | |
Boust | 1990
aug 08 | tau | Oph | 5,3-6,0 | 1,90" | 180 | |
Boust | 1990
aug 08 | mu
2 | Boo | 7,2-7,8 | 2,09" | 180 | |
Boust | 1990
aug 08 | mu | Dra | 5,8-5,9 | 2,16" | 180 | |
Boust | 1989 | epsilon
2 | Lyr | 5,1-5,4 | 2,26" | 180 | |
Boust | 1989 | epsilon
1 | Lyr | 5,0-6,1 | 2,79" | 180 |
Reflector 300mm f=1200mm (theoric limit 0.4") :
Location | Date | Star | Constellation | mV | Separation | G | Comment |
Breil | 2008
june 27 | STT
359 | Her | 6.4-6.7 | 0.7 | 600 | easy |
Breil | 2008
june 27 | STF
2292 | Her | 8.9-9.0 | 0.9 | 300 | very
easy |