(IAAC) NGC 6572 - 4.25" F/7.8
Observer: Yann POTHIER (France)
Your skill: advanced (many years)
Object: NGC 6572 (PK 043+37.1; PN G043.1+37.7; ARO 5, VV 82)
Category: planetary nebula
Object data: Vmag=8.8; Bmag=9.3; 20"x13"; type II+IIIb; central star of
Bmag=12.5; discovered by Struve in 1827; ELCAT: [OIII, 496+501nm] = 15 x
RA/DE: 16h44.49m, +23°48.0' (2000.0)
Date and UT of observation: 09-10 July 1989, ...
Location & latitude: La Clapiere Obs. (France, latN44 40 00, longE06 27 36)
Site classification: rural, alt.1650m (5500ft)
Limiting magnitude (visual in UMi): 6.0
Transparency (1 to 5 - best to worst): 1
Seeing (1 to 5 - best to worst): ?
Moon up (phase?): no
Instrument: Japanese Newtonian 4.25"/114mm f/7.8
Filters used: -
Description: seen and located only from 100x and so on; at 100x, just
nebulous; at 150 & 180x, nebulous star.
I can provide a scanned drawing of NGC 6058 to anyone who can read the
binhex encoding of Eudora (for Mac); just mail me to try
(email@example.com), it works quite often with other configurations...
11 impasse Canart, 75012 PARIS, FRANCE
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