Basic object information
Object name: NGC 4230
Object type: Open cluster
Magnitude: 9.4
Size: 5.0'
Number of stars: 15
Object classification: IV 2 p
Description: Cl,F,pL,iF,* 13...15

Catalog information
RA (J2000.0): 12h 17m 18.0s
Dec (J2000.0): -55 05' 00"

Constellation: Centaurus

Observer: Iiro Sairanen
Obs. place: Pico de la Nieve (1900 m), La Palma, Spain
Date/Time: 3/4.4.2008 1:15

Telescope: Newton 110/805 mm

Magn: 115x

Filter:

Field: 43'

NE Lim.mag: 6.9

Background sky: 2

Seeing: 3

Height: 6
Visuality: I
Weather: +8C, strong wind

A scattered group of 15 stars were visible nearly in the horizon.