M93
open cluster · Puppis · 6.2ᵐ
A compact open cluster in Puppis: its brightest stars form a wedge like an arrowhead. Binoculars show it well in the winter Milky Way.
Notable facts
About the same apparent size as the full Moon.
In brief
Which constellation is M93 in?
M93 lies in Puppis.
Is M93 visible to the naked eye?
6.2ᵐ — visible with binoculars.
When is the best time to observe M93?
Best observed in January.
Data
- RA / Dec (J2000)
- 7h 45m · −23° 52′
- Type
- open cluster
- Constellation
- Puppis
- How to observe
- 6.2ᵐ — visible with binoculars
- Angular size
- 22′
- Designation
- M93 · NGC 2447
Observing tip
Best in binoculars or a telescope at low power, so the whole cluster fits in the field of view.
Altitude above the horizon by latitude
| Latitude | Maximum altitude | Rise azimuth |
|---|---|---|
| +60° | 6° | 144° |
| +55° | 11° | 135° |
| +45° | 21° | 125° |
| +30° | 36° | 118° |
| 0° | 66° | 114° |
| −35° | 79° | 120° |
Geometric altitude at upper culmination, atmospheric refraction not included. Positive latitudes are in the northern hemisphere.
Culmination time by month
| Month | Culmination |
|---|---|
| January | 23:59 |
| February | 21:52 |
| March | 20:06 |
| April | 18:13 |
| May | 16:19 |
| June | 14:13 |
| July | 12:09 |
| August | 10:08 |
| September | 08:15 |
| October | 06:26 |
| November | 04:25 |
| December | 02:17 |
Upper culmination in local solar time — no time-zone or daylight-saving correction applied.