ISO week 52 2027

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

Week begins: Monday, December 27, 2027

Notation:

Calendar

Date	Zodiac day	Events
Mon, Dec 27, 2027	6	🌑 New Moon — 20:12:20 UTC C24, NGC 1275, Perseus A, Seyfert galaxy in Perseus — V 11.6 — Northern Winter
Tue, Dec 28, 2027	7	Mirfak (α Per) — V 2 — Northern Winter — in the Milky Way
Wed, Dec 29, 2027	8	Perseus center — Constellation — V 3.8 — Northern Winter
Thu, Dec 30, 2027	9
Fri, Dec 31, 2027	10
Sat, Jan 1, 2028	11	β Ret — V 4 — Southern Winter M45, Pleiades, open cluster in Taurus (also an asterism) — V 1.6 — Northern Winter
Sun, Jan 2, 2028	12	Eridanus center — Constellation — V 4.0 — Tropical Winter C5, IC 342, barred spiral galaxy in Camelopardalis — V 9.2 — Arctic Winter

Weekly Solar-System Ephemeris

Snapshot: December 27, 2027 · 00:00 UTC

Notation:

Naked Eye

☉︎ Sun	☽︎ Moon	☿︎ Mercury	♀︎ Venus	♂︎ Mars	♃︎ Jupiter	♄︎ Saturn
♑︎ 4°59′ β −0°00′	♐︎ 25°25′ β −3°09′	♑︎ 13°34′ β −2°07′	♒︎ 8°53′ β −1°52′	♑︎ 24°00′ β −1°06′	♍︎ 27°05′ β +1°14′	♈︎ 21°02′ β −2°34′
Observing
☉	☉	☉		☉

Extended targets:

⚳︎ Ceres	♅︎ Uranus	♆︎ Neptune	♇︎ Pluto
♏︎ 5°11′ β +8°28′	♊︎ 6°52′ β −0°05′	♈︎ 3°53′ β −1°25′	♒︎ 5°49′ β −4°44′
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

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

Binoculars

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

Telescope

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.