Ruling · Nāga Pañcamī · 1945

Monday 13 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 23 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 Sunday 12 August

Qualifies with 23 of 48 minutes. Not taken.

madhyāhna begins 12:59  13:47 madhyāhna ends
Pañcamī begins 13:23:33
12:1112:3512:5913:2313:4714:1114:35

23 of 48 minutes covered, the last 23

Midday of Monday 13 August

Taken. Both middays qualify; the rule takes the second.

madhyāhna begins 12:59  13:47 madhyāhna ends
12:1112:3512:5913:2313:4714:1114:35

48 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 13:24 on Sun 12 Aug to 15:30 on Mon 13 Aug.

    1945-08-12T04:23:34Z → 1945-08-13T06:30:02Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:59–13:47 on the 12th, 12:59–13:47 on the 13th.

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

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 23 of 48 minutes on the 12th and 48 of 48 on the 13th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Both middays qualify. Paraviddhā: the second is taken.

    priority: paraviddha → paraviddha · margin 1399 s

  5. 05

    Ruling

    Nāga Pañcamī, Baoding, 1945: Monday 13 August.

    confidence: determinate

Say it like this

In Baoding, Nāga Pañcamī 1945 falls on Monday 13 August. Pañcamī runs from 13:24 on Sun 12 Aug to 15:30 on Mon 13 Aug and covers all of madhyāhna that midday. It also reaches the previous midday for 23 minutes; by the rule the second midday is taken.

ahargana.org/baoding/festivals/1945/naga-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 13 Aug
Ahargaṇa, classicalDisc centre, no refractionMon 13 Aug
compat-drikpanchangComparison profileMon 13 Aug
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/naga-panchami · ruleset 2026.3-draft

Month
Śrāvaṇa, amānta
Pakṣa · aṅga
Śukla · Pañcamī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 103

“S 5 Naga pancami (paraviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePañcamīMadhyāhna 12thCoveredMadhyāhna 13thCoveredRuled
Los Angeles21:24 → 23:3012:3448 min12:330 min12 Aug
Chicago23:24 → 01:3012:3148 min12:310 min12 Aug
Jersey City00:24 → 02:3012:3748 min12:370 min12 Aug
Port of Spain01:24 → 03:3012:4748 min12:470 min12 Aug
London05:24 → 07:3012:4148 min12:410 min12 Aug
Durban06:24 → 08:3011:3748 min11:370 min12 Aug
Dubai08:24 → 10:3012:0048 min11:590 min12 Aug
Delhi10:54 → 13:0013:0248 min13:020 min12 Aug
Kolkata10:54 → 13:0012:1748 min12:1743 min13 Aug
Singapore13:24 → 15:3013:4648 min13:4548 min13 Aug
Sydney14:24 → 16:3011:360 min11:3648 min13 Aug
Suva16:24 → 18:3011:470 min11:4748 min13 Aug
Profile · tradition
pac-rp@2026.1 · smarta
Rule
naga-panchami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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