[neo_followup] {MPML} L1533N1 = puzzler on NEOCP
Masayuki Suzuki
mtnsuzuki at nifty.com
Sun Jul 19 03:15:03 EDT 2020
Hi Bill and all,
I examined observations of L1533N1 by 033 in the NEOCP.
It seems that at least 2 of 3 observatoins might be measurements of a faint fixed star in a crowded star field.
In the DSS image (POSS2/ Red), there is a faint star near RA = 19h 36m 45.9s, dec = -14o 54' 33".
This star is not listed in the USNO B1.0 star catalogue.
The 1st and the 2nd obs by 033 are very close to this star. (1" north and 1" south respectively.)
The 3rd obs is 5" south of the star.
( Another faint diffuse object is 4" south of the 3rd obs.
The 3rd obs is near the avarage position of the star and the diffuse object. )
Best regards,
Masayuki Suzuki
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