Close approach of Mars and Moon on 4 September 2027 at 01:19
General information
The closest separation between Mars and Moon will occur on 4 September 2027 at 01:19, when they will be separated by roughly 4.841°. Both objects will be below the horizon and cannot be observed.
Visibility window
The event begins when the separation drops below 6° at about 18:47, and ends when it grows beyond 6° at about 07:52. The objects can be followed during this interval when observing conditions permit.Elevation and direction at closest approach
At closest approach, Mars and Moon will be approximately -67° above the horizon toward the north-west.Constellation
Both objects will be located in or near the constellation Virgo. This can help you locate them in the sky.Track Mars / Moon relative positions
| Time | 1820053140 |
| Altitude | |
| Azimuth |
Move the map to change the time and follow how the objects change position in the sky.
Close approach dynamics
The map shows the event from your location. Switch to global view for geocentric (Earth-centered) coordinates.
Close approach details
| Mars | Moon | |
|---|---|---|
| Time | 01:19 | |
| Angular separation (°) | 4.84 | |
| Geocentric coordinates | RA: 13h 57m 06s", Dec: -12° 17' 37s | RA: 13h 49m 51s", Dec: -16° 48' 21s |
| Topocentric coordinates | RA: 13h 57m 06s", Dec: -12° 17' 39s | RA: 13h 49m 14s", Dec: -17° 08' 43s |
| Distance | 1.9622 AU (293,540,942 km) | 0.00252 AU (376,987 km) |
| Angular size | 4.8" | 32' |
| Altitude (°) | -62 | -68 |
| Azimuth (°) | 331 Northwest | 331 Northwest |