Ruling · Nāga Caturthī · 1962

Thursday 1 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 495 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 1 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 Friday 2 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 02:18 on Thu 1 Nov to 03:22 on Fri 2 Nov.

    1962-10-31T18:18:16Z → 1962-11-01T19:22:19Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 1st, 11:38–12:26 on the 2nd.

    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 1st and 0 of 48 on the 2nd.

    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 29713 s

  5. 05

    Ruling

    Nāga Caturthī, Baoding, 1962: Thursday 1 November.

    confidence: determinate

Say it like this

In Baoding, Nāga Caturthī 1962 falls on Thursday 1 November. Caturthī runs from 02:18 on Thu 1 Nov to 03:22 on Fri 2 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1962/naga-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 1 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 1 Nov
compat-drikpanchangComparison profileThu 1 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 31stCoveredMadhyāhna 1stCoveredRuled
Los Angeles10:18 → 11:2211:1248 min11:1210 min1 Nov
Chicago12:18 → 13:2211:100 min11:1048 min1 Nov
Jersey City13:18 → 14:2211:160 min11:1648 min1 Nov
Port of Spain14:18 → 15:2211:260 min11:2648 min1 Nov
London18:18 → 19:2211:200 min11:2048 min1 Nov
Durban20:18 → 21:2211:160 min11:1648 min1 Nov
Dubai22:18 → 23:2211:380 min11:3848 min1 Nov
Delhi23:48 → 00:5211:410 min11:4148 min1 Nov
Kolkata23:48 → 00:5210:560 min10:5648 min1 Nov
Singapore01:48 → 02:5211:540 min11:5448 min1 Nov
Sydney04:18 → 05:2211:150 min11:1548 min1 Nov
Suva06:18 → 07:2211:260 min11:2648 min1 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

About Ahargaṇa