ISO week 10 2025

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

Week begins: Monday, March 3, 2025

Notation:

Calendar

Date	Zodiac day	Events
Mon, Mar 3, 2025	14
Tue, Mar 4, 2025	15	C54, NGC 2506, open cluster in Monoceros — V 7.6 — Tropical Winter C96, NGC 2516, open cluster in Carina — V 3.8 — Southern Winter
Wed, Mar 5, 2025	16	Naos (ζ Pup) — V 2 — Southern Winter Lynx center — Constellation — V 4.3 — Northern Winter
Thu, Mar 6, 2025	17	🌓 First Quarter — 16:31:38 UTC M48, open cluster in Hydra — V 5.5 — Tropical Winter
Fri, Mar 7, 2025	18	Gam-2 — V 2 — Southern Winter NGC 2539, open cluster in Puppis — V 8 — Finest NGC — Tropical Winter
Sat, Mar 8, 2025	19
Sun, Mar 9, 2025	20	α Cha — V 4 — Antarctic Winter Tarf (β Cnc) — V 4 — Tropical Winter

Weekly Solar-System Ephemeris

Snapshot: March 3, 2025 · 00:00 UTC

Notation:

Naked Eye

☉︎ Sun	☽︎ Moon	☿︎ Mercury	♀︎ Venus	♂︎ Mars	♃︎ Jupiter	♄︎ Saturn
♓︎ 12°39′ β +0°00′	♈︎ 23°30′ β +2°20′	♓︎ 29°26′ β +0°40′	♈︎ 10°49′ β +7°03′	♋︎ 17°18′ β +3°29′	♊︎ 12°26′ β −0°23′	♓︎ 20°56′ β −1°55′
Observing
☉		☉				☉

Extended targets:

⚳︎ Ceres	♅︎ Uranus	♆︎ Neptune	♇︎ Pluto
♓︎ 2°45′ β −7°28′	♉︎ 23°41′ β −0°14′	♓︎ 28°58′ β −1°16′	♒︎ 2°56′ β −3°22′
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.