Ruling · Śrī Pañcamī · 1963

Wednesday 30 January

Boundaryin Baoding, under the Rashtriya Panchang method. A threshold is only 4 min 59 s away. Say “contested”.

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 Tuesday 29 January

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:07  12:55 madhyāhna ends
Pañcamī begins 13:00:23
11:1911:4312:0712:3112:5513:1913:43

0 of 48 minutes covered

Midday of Wednesday 30 January

Taken. Pañcamī reaches neither midday; the rule takes the second day.

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

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Pañcamī runs from 13:00 on Tue 29 Jan to 10:31 on Wed 30 Jan.

    1963-01-29T05:00:23Z → 1963-01-30T02:31:27Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:07–12:55 on the 29th, 12:08–12:56 on the 30th.

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

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 29th and 0 of 48 on the 30th.

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

  4. 04

    Tie-break

    Neither midday qualifies. The rule takes the second day.

    priority: purvaviddha → second-day · margin 299 s < 300 s

  5. 05

    Ruling

    Śrī Pañcamī, Baoding, 1963: Wednesday 30 January.

    confidence: boundary (margin)

Say it like this

In Baoding, Śrī Pañcamī 1963 falls on Wednesday 30 January. Pañcamī runs from 13:00 on Tue 29 Jan to 10:31 on Wed 30 Jan, and reaches madhyāhna on neither day. It is 4 min 59 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/1963/shri-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 30 Jan
Ahargaṇa, classicalDisc centre, no refractionWed 30 Jan
compat-drikpanchangComparison profileTue 29 Jan
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/shri-panchami · ruleset 2026.3-draft

Month
Māgha, amānta
Pakṣa · aṅga
Śukla · Pañcamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 105

“S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePañcamīMadhyāhna 29thCoveredMadhyāhna 30thCoveredRuled
Los Angeles21:00 → 18:3111:4248 min11:420 min29 Jan
Chicago23:00 → 20:3111:4048 min11:400 min29 Jan
Jersey City00:00 → 21:3111:4648 min11:460 min29 Jan
Port of Spain01:00 → 22:3111:5548 min11:550 min29 Jan
London05:00 → 02:3111:5048 min11:500 min29 Jan
Durban07:00 → 04:3111:4548 min11:450 min29 Jan
Dubai09:00 → 06:3112:0848 min12:080 min29 Jan
Delhi10:30 → 08:0112:1048 min12:100 min29 Jan
Kolkata10:30 → 08:0111:2648 min11:260 min29 Jan
Singapore12:30 → 10:0112:2441 min12:240 min29 Jan
Sydney15:00 → 12:3111:440 min11:4447 min30 Jan
Suva17:00 → 14:3111:550 min11:5548 min30 Jan
Profile · tradition
pac-rp@2026.1 · smarta
Rule
shri-panchami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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