ISO week 36 2027

This week is currently in preparation and will be published as part of the Star Almanack.

Week begins: Monday, September 6, 2027

Notation:

Calendar

Date	Zodiac day	Events
Mon, Sep 6, 2027	15	M75, globular cluster in Sagittarius — V 8.5 — Tropical Summer
Tue, Sep 7, 2027	16	🌓 First Quarter — 18:31:20 UTC
Wed, Sep 8, 2027	17
Thu, Sep 9, 2027	18	Northern Cross center — Asterism — V 1.2 — Northern Summer
Fri, Sep 10, 2027	19	M29, open cluster in Cygnus — V 7.1 — Northern Summer C27, NGC 6888, Crescent Nebula, bright nebula in Cygnus — V 7.5 — Finest NGC — Northern Summer C37, NGC 6885, open cluster in Vulpecula — V 5.7 — Northern Summer
Sat, Sep 11, 2027	20	α1 Cap — V 4 — Tropical Summer Vulpecula center — Constellation — V 4.5 — Northern Summer
Sun, Sep 12, 2027	21	Algedi (α2 Cap) — V 4 — Tropical Summer Dabih (β Cap) — V 3 — Tropical Summer

Weekly Solar-System Ephemeris

Snapshot: September 6, 2027 · 00:00 UTC

Notation:

Naked Eye

☉︎ Sun	☽︎ Moon	☿︎ Mercury	♀︎ Venus	♂︎ Mars	♃︎ Jupiter	♄︎ Saturn
♍︎ 13°12′ β −0°00′	♏︎ 22°28′ β −5°07′	♎︎ 3°50′ β −0°17′	♍︎ 20°03′ β +1°24′	♏︎ 2°34′ β −0°19′	♍︎ 8°56′ β +0°56′	♈︎ 27°15′ β −2°42′
Observing
☉			☉		☉

Extended targets:

⚳︎ Ceres	♅︎ Uranus	♆︎ Neptune	♇︎ Pluto
♍︎ 16°22′ β +7°35′	♊︎ 9°55′ β −0°06′	♈︎ 5°51′ β −1°27′	♒︎ 5°08′ β −4°48′
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

Planet Finder — Mixed Learner — Mixed Learner

Sky Notes

Naked eye

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Binoculars

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Telescope

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