Ruling · Māghī Pūrṇimā · 1957

Thursday 14 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 454 minutes.

Decide it for

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 Thursday 14 February

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 12:09  12:57 madhyāhna ends
11:2111:4512:0912:3312:5713:2113:45

48 of 48 minutes covered

Midday of Friday 15 February

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 12:09  12:57 madhyāhna ends
11:2111:4512:0912:3312:5713:2113:45

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 04:35 on Thu 14 Feb to 00:38 on Fri 15 Feb.

    1957-02-13T20:34:53Z → 1957-02-14T16:37:48Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 14th, 12:09–12:57 on the 15th.

    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 14th and 0 of 48 on the 15th.

    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 27228 s

  5. 05

    Ruling

    Māghī Pūrṇimā, Baoding, 1957: Thursday 14 February.

    confidence: determinate

Say it like this

In Baoding, Māghī Pūrṇimā 1957 falls on Thursday 14 February. Pūrṇimā runs from 04:35 on Thu 14 Feb to 00:38 on Fri 15 Feb and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1957/maghi-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 14 Feb
Ahargaṇa, classicalDisc centre, no refractionThu 14 Feb
compat-drikpanchangComparison profileThu 14 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 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles12:35 → 08:3811:430 min11:430 min14 Feb
Chicago14:35 → 10:3811:410 min11:410 min14 Feb
Jersey City15:35 → 11:3811:470 min11:470 min14 Feb
Port of Spain16:35 → 12:3811:560 min11:5641 min14 Feb
London20:35 → 16:3811:510 min11:5148 min14 Feb
Durban22:35 → 18:3811:460 min11:4648 min14 Feb
Dubai00:35 → 20:3812:090 min12:0948 min14 Feb
Delhi02:05 → 22:0812:120 min12:1248 min14 Feb
Kolkata02:05 → 22:0811:270 min11:2748 min14 Feb
Singapore04:05 → 00:0812:250 min12:2548 min14 Feb
Sydney06:35 → 02:3811:450 min11:4548 min14 Feb
Suva08:35 → 04:3811:560 min11:5648 min14 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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