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C/2020 F3 (NEOWISE)


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About this observation
David Strange
Time of observation
20/07/2020 - 01:28
C/2020 F3 (NEOWISE)
Observing location
Salcombe Regis
C9 + ZWO ASI 183MM
Alpy spectroscope
10 x 30s

Quick comparison of raw images taken 8 days apart. Perhaps the stronger C2 and CN emission accounts for more green/blue colour appearing in the coma. Sodium emission much reduced. Alpy slit centred on coma.

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