ISO week 31 2027
This week is currently in preparation and will be published as part of the Star Almanack.
Week begins: Monday, August 2, 2027
Notation:
Calendar
| Date | Zodiac day | Events |
|---|---|---|
| Mon, Aug 2, 2027 | ♌ 11 | 🌑 New Moon — 10:05:14 UTC NGC 6503, galaxy in Draco —  V 10.8 — Finest NGC — Arctic SummerNGC 6445, He 2-290, planetary nebula in Sagittarius — V 13 — Finest NGC — Tropical Summer |
| Tue, Aug 3, 2027 | ♌ 12 | M7, Ptolemy's Cluster, open cluster in Scorpius —  V 3.3 — Southern Summer |
| Wed, Aug 4, 2027 | ♌ 13 | Eltanin (γ Dra) — V 2 — Northern SummerM23, open cluster in Sagittarius —  V 6.9 — Tropical Summer |
| Thu, Aug 5, 2027 | ♌ 14 | M20, Trifid Nebula, emission and reflection nebula in Sagittarius — V 9.0 — Tropical SummerC6, NGC 6543, Cat's Eye Nebula, planetary nebula in Draco — V 8.8 — Finest NGC — Arctic Summer |
| Fri, Aug 6, 2027 | ♌ 15 | M8, Lagoon Nebula, diffuse nebula in Sagittarius — V 6.0 — Southern SummerM21, open cluster in Sagittarius — V 6.5 — Tropical SummerNGC 6520, open cluster in Sagittarius — V 7.6 — Finest NGC — Southern Summer |
| Sat, Aug 7, 2027 | ♌ 16 | Lughnasadh · Summer–Autumn midpoint — 17:26:46 UTC C78, NGC 6541, globular cluster in Corona Australis — V 6.6 — Southern Summer |
| Sun, Aug 8, 2027 | ♌ 17 | Serpens Cauda center — Constellation — V 3.3 — Tropical SummerNGC 6572, Blue Racquetball, planetary nebula in Oph — V 8 — Finest NGC — Tropical Summer |
Weekly Solar-System Ephemeris
Snapshot: August 2, 2027 · 00:00 UTC
Notation:
Naked Eye
| ☉︎ Sun | ☽︎ Moon | ☿︎ Mercury | ♀︎ Venus | ♂︎ Mars | ♃︎ Jupiter | ♄︎ Saturn |
|---|---|---|---|---|---|---|
| ♌︎ 9°31′ β −0°00′ | ♌︎ 3°32′ β +0°44′ | ♋︎ 29°05′ β +0°58′ | ♌︎ 6°45′ β +1°01′ | ♎︎ 10°26′ β +0°08′ | ♍︎ 1°24′ β +0°54′ | ♈︎ 27°50′ β −2°33′ |
| Observing | ||||||
| ☉ | ☉ | ☉ | ☉ | | | |
Extended targets:
| ⚳︎ Ceres | ♅︎ Uranus | ♆︎ Neptune | ♇︎ Pluto |
|---|---|---|---|
| ♍︎ 0°23′ β +7°37′ | ♊︎ 9°09′ β −0°06′ | ♈︎ 6°31′ β −1°26′ | ♒︎ 5°52′ β −4°47′ |
| Observing | |||
| | | |
β = ecliptic latitude (+ north, − south). Observing combines visual magnitude with solar elongation. Two telescope glyphs = substantial telescope. ☉ = Near Sun — not currently observable.
Notation:
Planet Finder
Sky Notes
Naked eye
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Binoculars
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Telescope
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