Ruling · Māghī Pūrṇimā · 1931

Monday 2 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 9 min 53 s.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

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

Midday of Monday 2 February

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 12:08  12:56 madhyāhna ends
Pūrṇimā begins 11:58:12
11:2011:4412:0812:3212:5613:2013:44

48 of 48 minutes covered

Midday of Tuesday 3 February

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 12:08  12:56 madhyāhna ends
11:2011:4412:0812:3212:5613:2013:44

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 11:58 on Mon 2 Feb to 08:26 on Tue 3 Feb.

    1931-02-02T03:58:13Z → 1931-02-03T00:25:48Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:08–12:56 on the 2nd, 12:08–12:56 on the 3rd.

    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 2nd and 0 of 48 on the 3rd.

    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 593 s

  5. 05

    Ruling

    Māghī Pūrṇimā, Baoding, 1931: Monday 2 February.

    confidence: determinate

Say it like this

In Baoding, Māghī Pūrṇimā 1931 falls on Monday 2 February. Pūrṇimā runs from 11:58 on Mon 2 Feb to 08:26 on Tue 3 Feb and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1931/maghi-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 2 Feb
Ahargaṇa, classicalDisc centre, no refractionMon 2 Feb
compat-drikpanchangComparison profileMon 2 Feb
No institution has a recorded ruling for Baoding.

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 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles19:58 → 16:2611:4348 min11:430 min2 Feb
Chicago21:58 → 18:2611:4148 min11:410 min2 Feb
Jersey City22:58 → 19:2611:4648 min11:460 min2 Feb
Port of Spain23:58 → 20:2611:5648 min11:560 min2 Feb
London03:58 → 00:2611:5148 min11:510 min2 Feb
Durban05:58 → 02:2611:4548 min11:460 min2 Feb
Dubai07:58 → 04:2612:0948 min12:090 min2 Feb
Delhi09:28 → 05:5612:1148 min12:110 min2 Feb
Kolkata09:28 → 05:5611:2648 min11:270 min2 Feb
Singapore10:58 → 07:2611:5448 min11:540 min2 Feb
Sydney13:58 → 10:2611:450 min11:450 min3 Feb
Suva15:58 → 12:2611:560 min11:5630 min3 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

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