ISO week 37 2027

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

Week begins: Monday, September 13, 2027

Notation:

Calendar

Date	Zodiac day	Events
Mon, Sep 13, 2027	22	Sadr (γ Cyg) — V 2 — Northern Summer
Tue, Sep 14, 2027	23	Peacock (α Pav) — V 2 — Southern Summer
Wed, Sep 15, 2027	24	🌕 Full Moon · Harvest Moon — 23:03:31 UTC NGC 6939, open cluster in Cep — V 10.1 — Finest NGC — Northern Summer
Thu, Sep 16, 2027	25	C12, NGC 6946, Fireworks Galaxy; Arp 29, spiral galaxy in Cepheus — V 9.7 — Finest NGC — Northern Summer C47, NGC 6934, globular cluster in Delphinus — V 8.9 — Tropical Summer NGC 6940, open cluster in Vul — V 7.2 — Finest NGC — Northern Summer
Fri, Sep 17, 2027	26	Rotanev (β Del) — V 4 — Tropical Summer α Ind — V 3 — Southern Summer Cygnus center — Constellation — V 3.5 — Northern Summer
Sat, Sep 18, 2027	27	Deneb (α Cyg) — V 1 — Northern Summer — in the Milky Way Sualocin (α Del) — V 4 — Tropical Summer Delphinus center — Constellation — V 4.2 — Tropical Summer M72, globular cluster in Aquarius — V 9.3 — Tropical Summer
Sun, Sep 19, 2027	28	β Pav — V 3 — Southern Summer Aljanah (ε Cyg) — V 2 — Northern Summer C34, NGC 6960, Western Veil Nebula, supernova remnant in Cygnus — Finest NGC — Northern Summer

Weekly Solar-System Ephemeris

Snapshot: September 13, 2027 · 00:00 UTC

Notation:

Naked Eye

☉︎ Sun	☽︎ Moon	☿︎ Mercury	♀︎ Venus	♂︎ Mars	♃︎ Jupiter	♄︎ Saturn
♍︎ 20°00′ β +0°00′	♒︎ 17°18′ β +0°34′	♎︎ 13°46′ β −1°14′	♍︎ 28°44′ β +1°19′	♏︎ 7°13′ β −0°24′	♍︎ 10°27′ β +0°56′	♈︎ 26°54′ β −2°44′
Observing
☉			☉		☉

Extended targets:

⚳︎ Ceres	♅︎ Uranus	♆︎ Neptune	♇︎ Pluto
♍︎ 19°35′ β +7°36′	♊︎ 9°57′ β −0°06′	♈︎ 5°40′ β −1°28′	♒︎ 5°01′ 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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