Ruling · Nāga Caturthī · 2002

Friday 8 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 307 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 7 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

Midday of Friday 8 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

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

How it was decided

  1. 01

    Aṅga

    Caturthī runs from 19:28 on Thu 7 Nov to 17:33 on Fri 8 Nov.

    2002-11-07T11:28:00Z → 2002-11-08T09:32:31Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 7th, 11:38–12:26 on the 8th.

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

  3. 03

    Rule

    Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 7th and 48 of 48 on the 8th.

    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 18411 s

  5. 05

    Ruling

    Nāga Caturthī, Baoding, 2002: Friday 8 November.

    confidence: determinate

Say it like this

In Baoding, Nāga Caturthī 2002 falls on Friday 8 November. Caturthī runs from 19:28 on Thu 7 Nov to 17:33 on Fri 8 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2002/naga-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 8 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 8 Nov
compat-drikpanchangComparison profileFri 8 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 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles03:28 → 01:3311:1248 min11:130 min7 Nov
Chicago05:28 → 03:3311:1048 min11:100 min7 Nov
Jersey City06:28 → 04:3311:1648 min11:160 min7 Nov
Port of Spain07:28 → 05:3311:2648 min11:260 min7 Nov
London11:28 → 09:3311:2040 min11:200 min7 Nov
Durban13:28 → 11:3311:160 min11:1617 min8 Nov
Dubai15:28 → 13:3311:380 min11:3848 min8 Nov
Delhi16:58 → 15:0311:410 min11:4148 min8 Nov
Kolkata16:58 → 15:0310:560 min10:5648 min8 Nov
Singapore19:28 → 17:3312:240 min12:2448 min8 Nov
Sydney22:28 → 20:3312:150 min12:1548 min8 Nov
Suva23:28 → 21:3311:260 min11:2648 min8 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