Observation Form

1. Observer Name or Team: _______________________________________________________________
     
2. SQM Serial Number: ___________
     
3. Date of Observation:___________________
     
4. Time of Observation: ______________
     
5. Astronomical twilight? yes  no  don't know
   (See www.nightwise.org/twilight.htm)
     
6. Site Name: ______________________________________________________________________
     
7. Site latitude:      ____________________ degrees North
   (See http://www.infosports.com/m/map.htm.)
    
8. Site longitude:   ____________________ degrees West
    (See http://www.infosports.com/m/map.htm.)
   
9. SQM Readings:
                                   __________            __________            __________            __________            
   
                                   __________            __________            __________            __________            
   
                                   __________            __________            Average SQM reading:  ________  
   
           
   
10. Site description: ___________________________________________________________________________________
    
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    (Example: "On the sidewalk at the northwest corner of the intersection of Main St. and Smith Ave., about 15 feet north of the street sign.  
    Nearest street light is four houses away.")
    

    
    
    

11. Moon phase:______________________________
    (See www.nightwise.org/moonphase.htm.)
     
12. Moon phase (%), if known:
    (For example, 38%)
     
13. Moon altitude (in degrees):
    (Estimate of angular height above the horizon. One fist at arm's length is about 10 degrees.  Stack your outreached fists from the ground up to the moon.  The horizon is zero degrees; overhead is ninety degrees.)
     
14. Cloud cover in target area (%)
     
15. Seeing conditions (excellent, good, fair, poor): _______________________________
     
16. Snow on ground (none, scattered, total coverage): ___________________________
     
17. Clear Sky Clock notes:
    (See http://cleardarksky.com/c/PnnHrMPINkey.html.  In the Image Control box to the left of the Clear Sky Clock, check the small box to "explain color and details when you mouse-over."   Move the cursor over the Time of Block when you take your SQM readings.  
     
    Cloud cover forecast:_______________________________________________________________________
     
    Transparency forecast detail: _________________________________________________________________
     
    Seeing forecast detail: ______________________________________________________________________
     
    Darkness forecast detail: ____________________________________________________________________
     
    Wind forecast detail: _______________________________________________________________________
     
    Humidity forecast detail: ____________________________________________________________________
     
    Temperature  forecast detail: _________________________________________________________________
     
    
18. Other comments:
    (C'mon, let loose here.  How was your observing experience?  Any observations about lighting issues?)
    
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