Ruling · Māghī Pūrṇimā · 2027

Saturday 20 February

Determinatein Ujjain, under the Rashtriya Panchang method. Clear of every threshold by 256 minutes.

Decide it for

23°11′ N 75°47′ E · Asia/Kolkata · GeoNames 1253914

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Saturday 20 February

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 12:17  13:05 madhyāhna ends
11:2911:5312:1712:4113:0513:2913:53

48 of 48 minutes covered

Midday of Sunday 21 February

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 12:17  13:05 madhyāhna ends
11:2911:5312:1712:4113:0513:2913:53

0 of 48 minutes covered

Pūrṇimā presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 08:00 on Sat 20 Feb to 04:54 on Sun 21 Feb.

    2027-02-20T02:30:22Z → 2027-02-20T23:23:39Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:17–13:05 on the 20th, 12:17–13:05 on the 21st.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 20th and 0 of 48 on the 21st.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 15385 s

  5. 05

    Ruling

    Māghī Pūrṇimā, Ujjain, 2027: Saturday 20 February.

    confidence: determinate

Say it like this

In Ujjain, Māghī Pūrṇimā 2027 falls on Saturday 20 February. Pūrṇimā runs from 08:00 on Sat 20 Feb to 04:54 on Sun 21 Feb and covers all of madhyāhna that midday.

ahargana.org/ujjain/festivals/2027/maghi-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 20 Feb
Ahargaṇa, classicalDisc centre, no refractionSat 20 Feb
compat-drikpanchangComparison profileSat 20 Feb
No institution has a recorded ruling for Ujjain.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/maghi-purnima · ruleset 2026.3-draft

Month
Māgha, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 105

“S 15 Maghi purnima (paraviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāMadhyāhna 20thCoveredMadhyāhna 21stCoveredRuled
Los Angeles18:30 → 15:2411:4348 min11:430 min20 Feb
Chicago20:30 → 17:2411:4148 min11:400 min20 Feb
Jersey City21:30 → 18:2411:4648 min11:460 min20 Feb
Port of Spain22:30 → 19:2411:5648 min11:560 min20 Feb
London02:30 → 23:2411:5148 min11:510 min20 Feb
Durban04:30 → 01:2411:4548 min11:450 min20 Feb
Dubai06:30 → 03:2412:0948 min12:090 min20 Feb
Delhi08:00 → 04:5412:1148 min12:110 min20 Feb
Kolkata08:00 → 04:5411:2648 min11:260 min20 Feb
Singapore10:30 → 07:2412:5448 min12:540 min20 Feb
Sydney13:30 → 10:2412:452 min12:450 min20 Feb
Suva14:30 → 11:2411:560 min11:560 min21 Feb
Profile · tradition
pac-rp@2026.1 · smarta
Rule
maghi-purnima@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s