DW UMa

 

DW UMa: Basic Data

Type

 

 

Period (d) 0.136606
Mag 14 - 18
a(2000) 10h 33m 53s
d(2000) +58 46 54

C1
(mag 12.46)

GSC0382200072

C2
(mag 14.36)

GSC0382201157

120 s Image from TKUCO 12.5" F/4.8,Feb 16, 2002

2004 Observations

March 28/29, 2004. Clear and warm with some high cloud - increasing early morning. Scatter <0.02 mag.
April 2, 2004. CLear, calm evening. Bright moon conditions. Scatter < 0.024 mag. 60s integrations.
April 4/5, 2004. Clear, calm evening. Bright moon conditions - sky noise high. Scatter < 0.029 mag. 60s integrations.
   

 

2002 Observations

February 14/15, 2002. Poor conditions, scatter approx 0.02 mag until cloud forced early termination.
Februrary 15/16, 2002. Poor conditions at start with clearing and very good conditions for last 8 hours. 11.5 h run. Eclipses very prominent. Typical scatter 0.01 mag.
   
   

 

Observations Prior to 2002

 

Type

 

 

Period (d)  
Mag  
a(2000) 10h 33m 53s
d(2000) +58 46 54

C1
(mag 12.46)

GSC0382200072

C2
(mag 12.51)
appears to be variable

GSC0382201056

C3
(mag 14.36)

GSC0382201157

100 s Image from TKUCO 12.5" F/4.8, March 22/2000

 

 

Data from March 21/22, 2000. Clear, light breeze and bright moon. Some aurora beginning at approx 6 h UT. Generally very good conditions.

Data from March 24/25. Excellent conditions at beginning of night but terminated by high cloud at approx 9h UT.

March 25/26. Good conditions, some thin high cloud.
March 26/27. Good conditions at beginning but increasing high cloud at 7h30m UT forced termination of observations.
March 28/29.Good conditions at beginning but once again increasing high cloud at 7h30m UT forced termination of observations.