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NGC 2169

Object:

NGC 2169, Collinder 38

Constellation:

Orion

RA:

06h08m24.0s

DEC:

+13057'57"

Magnification:

166

Filter:

None

Field:

18'

Pos. Angle:

-

Object Info:

Open cluster, Trumpler Type I 3 p n, on first impression immediately looks like the number 37 but then in mirrored view. The object is very easy to find. The cluster stands out from the rest of the surrounding stars. Brightness is average. Size is 5'x7'. The "three" consist of 8 starts and the "seven" consist of 6 stars. All stars range from mag. 8 to 12.

Orientation:

North is up, west is to the left

Miscallenous information

Date:

2-Feb-2002

Time (GMT):

21.00.00

Location:

50.55N 6.03E

Experience:

Beginner

Instrument:

8 inch klevtsov-cassegrain TAL 200K

Magnification used

100, 166

Filters used:

None

The Seeing:

5. (1 = best, scale of 10)
Twinkling stars are quiet apparent, but the twinkling is not rapid. Images are unsharp at medium powers.

Transparency:

5. (1 = best, scale of 10)
Haze appears overhead, but faint stars are visible.

The sky darkness:

8. (1 = best, scale of 10)
Sky is bright, similar to three quart moon.

Naked eye limiting magnitude:

4.8

Moonfase:

No moon