BlueWalker3 Observations
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Email *
Date *
MM
/
DD
/
YYYY
Time
 *
UTC
Time
:
Observer Latitude (degrees) *
Negative numbers are South,  positive numbers are North for latitude. Example:  30° 14′ 40.7″ S would be -30.244639.
Observer Longitude (degrees) *
Negative numbers are West, positive numbers denote East. Example: 70° 44′ 57.9″ W would be -70.749417.
Observer Altitude (meters above mean sea level) *
Brightness (magnitude)
 *
Instrument used *
Observing Conditions *
Please choose all answers that apply.
Required
Observer Name
Please enter your name to facilitate attribution and crediting. First name, last name.
Observer ID (if known)
An IAU CPS observer ID can help attributing observations correctly if, e.g. email addresses change.
Duration of this observation (seconds)
Estimated uncertainty of this observation (magnitudes)
Filter (if known)
Trailblazer Image ID (if known)
This ID can be used to link the magnitude estimate to a FITS image submitted to Trailblazer.
Comments
By checking the box below I agree that the here submitted data will be stored and used by the IAU CPS (http://cps.iau.org). The data may be shared publicly, with attribution where available.
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