Fwd: [CometObs] Digest Number 3593

Comet Observations Group

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Digest #3593

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C/2018 R3, C/2018 W2. by "jjgonzalez jjgonzalez" jjgsgp

Message

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C/2018 R3, C/2018 W2.

Sat Jun 29, 2019 4:29 am (PDT) . Posted by:

"jjgonzalez jjgonzalez" jjgsgp

C/2018 R3 (Lemmon):
2019 June 26.92 UT: m1=9.5, Dia.=5', DC=2/, 20 cm SCT (77x).
[ Astronomical twilight. Altitude: 15°. Mag. 11.2 (TK) star
in coma. Sidgwick method. Tycho-2 comparison stars. SQM: 21.1.].

C/2018 W2 (Africano):
2019 26.96 UT: m1=12.7, Dia.=0.6', DC=5, 20 cm SCT (133x).
[ Nearby field stars checked in DSS. Altitude: 16°.
Sidgwick method. APASS comparison stars. SQM: 21.3.].

( Alto de la Camperona, Leon, Spain; Alt. 1600 m, 42º 51' N, 5º 12' W;
SQM 21.6 at zenith ).

J. J. Gonzalez Suarez

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Good Clear Skies

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Astrocomet

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Colin James Watling

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Various Voluntary work-Litter Picking for Parish Council (Daytime) and also a friend of Kessingland Beach (Watchman)

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Profile: http://www.google.com/profiles/astrocomera

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Real Astronomer and head of the Comet section for LYRA (Lowestoft and Great Yarmouth Regional Astronomers) also head of K.A.G (Kessingland Astronomy Group) and Navigator (Astrogator) of the Stars (Fieldwork)

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Lyra Main Website: http://www.lyra-astro.co.uk/