Ruling · Māghī Pūrṇimā · 1930

Thursday 13 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 222 minutes.

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 Wednesday 12 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

Midday of Thursday 13 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

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 20:26 on Wed 12 Feb to 16:38 on Thu 13 Feb.

    1930-02-12T12:25:56Z → 1930-02-13T08:38:29Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 12th, 12:09–12:57 on the 13th.

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

  3. 03

    Rule

    Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 12th and 48 of 48 on the 13th.

    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 13303 s

  5. 05

    Ruling

    Māghī Pūrṇimā, Baoding, 1930: Thursday 13 February.

    confidence: determinate

Say it like this

In Baoding, Māghī Pūrṇimā 1930 falls on Thursday 13 February. Pūrṇimā runs from 20:26 on Wed 12 Feb to 16:38 on Thu 13 Feb and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1930/maghi-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 13 Feb
Ahargaṇa, classicalDisc centre, no refractionThu 13 Feb
compat-drikpanchangComparison profileThu 13 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 12thCoveredMadhyāhna 13thCoveredRuled
Los Angeles04:26 → 00:3811:4448 min11:440 min12 Feb
Chicago06:26 → 02:3811:4148 min11:410 min12 Feb
Jersey City07:26 → 03:3811:4748 min11:470 min12 Feb
Port of Spain08:26 → 04:3811:5748 min11:560 min12 Feb
London12:26 → 08:3811:5113 min11:510 min12 Feb
Durban14:26 → 10:3811:460 min11:460 min13 Feb
Dubai16:26 → 12:3812:090 min12:0929 min13 Feb
Delhi17:56 → 14:0812:120 min12:1248 min13 Feb
Kolkata17:56 → 14:0811:270 min11:2748 min13 Feb
Singapore19:26 → 15:3811:550 min11:5548 min13 Feb
Sydney22:26 → 18:3811:450 min11:4548 min13 Feb
Suva00:26 → 20:3811:570 min11:5748 min13 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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