The Sky over the Mornington Peninsula — September 1983
Highlights this month
- 2FriMercury is stationary — begins retrograde (westward) motion. (5:22am)
- 8ThuNeptune is stationary — resumes direct (eastward) motion. (4:46pm)
- 10SatThe Moon passes Saturn — 2° apart. (6:35pm)
- 13TueThe Moon passes Jupiter — 0.8° apart. (4:49am)
- 14WedVenus is stationary — resumes direct (eastward) motion. (5:57pm)
- 16FriMercury in inferior conjunction with the Sun — lost in the glare. (1:44am)
- 24SatMercury is stationary — resumes direct (eastward) motion. (11:22am)
- 24SatSpring equinox.
Sun & twilight
| Date | Sunrise | Sunset | Day length | Astro. dark begins | ends |
|---|---|---|---|---|---|
| Thu 1 | 6:43am | 5:57pm | 11h 14m | 7:25pm | 5:16am |
| Sat 10 | 6:30am | 6:05pm | 11h 35m | 7:33pm | 5:02am |
| Tue 20 | 6:14am | 6:14pm | 12h 00m | 7:42pm | 4:46am |
| Fri 30 | 5:58am | 6:23pm | 12h 24m | 7:52pm | 4:29am |
Days lengthen by about 70 minutes over the month.
The Moon
- New MoonWed 7, 12:35pm
- First QuarterWed 14, 12:28pm
- Full MoonThu 22, 4:41pm
- Last QuarterFri 30, 6:08am
Perigee 6 Sep (358,300 km) · Apogee 19 Sep (405,800 km)
The planets
Rise/set for mid-month at The Briars.
| Planet | In | Mag | Rise | Transit | Set | Best |
|---|---|---|---|---|---|---|
| Mercury | Leo | 6.4 | 6:12am | 12:14pm | 6:16pm | Hidden |
| Venus | Leo | −4.5 | 4:40am | 10:19am | 3:58pm | Hidden |
| Mars | Leo | 1.8 | 5:09am | 10:20am | 3:31pm | Hidden |
| Jupiter | Sco | −1.8 | 9:44am | 4:55pm | 12:09am | Evening |
| Saturn | Vir | 0.6 | 8:14am | 2:48pm | 9:22pm | Evening |
| Uranus | Sco | 5.7 | 9:46am | 5:00pm | 12:16am | Evening |
| Neptune | Oph | 7.9 | 11:13am | 6:30pm | 1:51am | Evening |
The solar system — September 1983
Evening sky Morning sky Up much of the night Lost in the Sun’s glare
Open the full interactive orrery ↗ — fast-forward, pick any date, toggle the Moon and more.
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Generated automatically from the MPAS sky engine on 22 August 2026.