双筒镜Messier天体

I. 容易的目标
2, 3, 4, 5, 6,
7, 8, 10, 11, 12,
13, 15, 16, 17, 18,
22, 23, 24, 25, 27,
29, 31, 34, 35, 36,
37, 38, 39, 41, 42,
44, 45, 46, 47, 48,
50, 52, 55, 67, 92,
93, 103.
总数42

II. 较难的目标
14, 19, 28, 30, 33,
40, 49, 53, 62, 63,
64, 78, 79, 80, 81,
82, 83, 94.
总数18

III. 很难的目标
1, 9, 26, 32, 51,
54, 56, 65, 66, 68,
71, 75, 97, 101, 104,
106.
总数16

总计76

M46在光害少的地方确实很容易看，但在光害比较厉害的地方可比旁边的M47难多了。我就有亲身的体验。