Ruling · Nāga Caturthī · 2056

Friday 10 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 133 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 Friday 10 November

Taken. The only midday Caturthī reaches.

madhyāhna begins 11:38  12:26 madhyāhna ends
10:5011:1411:3812:0212:2612:5013:14

48 of 48 minutes covered

Midday of Saturday 11 November

Caturthī is absent from madhyāhna. Not taken.

madhyāhna begins 11:38  12:26 madhyāhna ends
10:5011:1411:3812:0212:2612:5013:14

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Caturthī runs from 09:25 on Fri 10 Nov to 06:31 on Sat 11 Nov.

    2056-11-10T01:25:08Z → 2056-11-10T22:30:52Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 10th, 11:38–12:26 on the 11th.

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

  3. 03

    Rule

    Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 10th and 0 of 48 on the 11th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 7968 s

  5. 05

    Ruling

    Nāga Caturthī, Baoding, 2056: Friday 10 November.

    confidence: determinate

Say it like this

In Baoding, Nāga Caturthī 2056 falls on Friday 10 November. Caturthī runs from 09:25 on Fri 10 Nov to 06:31 on Sat 11 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2056/naga-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 10 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 10 Nov
compat-drikpanchangComparison profileFri 10 Nov
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-chaturthi · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Caturthī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 104

“S 4 Naga caturthi (paraviddha and madhyahnavyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturthīMadhyāhna 10thCoveredMadhyāhna 11thCoveredRuled
Los Angeles17:25 → 14:3111:1348 min11:130 min10 Nov
Chicago19:25 → 16:3111:1048 min11:110 min10 Nov
Jersey City20:25 → 17:3111:1648 min11:160 min10 Nov
Port of Spain21:25 → 18:3111:2648 min11:260 min10 Nov
London01:25 → 22:3111:2048 min11:200 min10 Nov
Durban03:25 → 00:3111:1648 min11:160 min10 Nov
Dubai05:25 → 02:3111:3948 min11:390 min10 Nov
Delhi06:55 → 04:0111:4148 min11:410 min10 Nov
Kolkata06:55 → 04:0110:5648 min10:570 min10 Nov
Singapore09:25 → 06:3112:2548 min12:250 min10 Nov
Sydney12:25 → 09:3112:1538 min12:160 min10 Nov
Suva13:25 → 10:3111:260 min11:260 min11 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
naga-chaturthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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