Ruling · Nāga Caturthī · 2059

Sunday 9 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 462 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 Saturday 8 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 Sunday 9 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 20:08 on Sat 8 Nov to 20:12 on Sun 9 Nov.

    2059-11-08T12:08:11Z → 2059-11-09T12:12:14Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 8th, 11:38–12:26 on the 9th.

    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 8th and 48 of 48 on the 9th.

    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 27749 s

  5. 05

    Ruling

    Nāga Caturthī, Baoding, 2059: Sunday 9 November.

    confidence: determinate

Say it like this

In Baoding, Nāga Caturthī 2059 falls on Sunday 9 November. Caturthī runs from 20:08 on Sat 8 Nov to 20:12 on Sun 9 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2059/naga-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 9 Nov
Ahargaṇa, classicalDisc centre, no refractionSun 9 Nov
compat-drikpanchangComparison profileSun 9 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 8thCoveredMadhyāhna 9thCoveredRuled
Los Angeles04:08 → 04:1211:1348 min11:130 min8 Nov
Chicago06:08 → 06:1211:1048 min11:100 min8 Nov
Jersey City07:08 → 07:1211:1648 min11:160 min8 Nov
Port of Spain08:08 → 08:1211:2648 min11:260 min8 Nov
London12:08 → 12:1211:200 min11:2048 min9 Nov
Durban14:08 → 14:1211:160 min11:1648 min9 Nov
Dubai16:08 → 16:1211:380 min11:3848 min9 Nov
Delhi17:38 → 17:4211:410 min11:4148 min9 Nov
Kolkata17:38 → 17:4210:560 min10:5648 min9 Nov
Singapore20:08 → 20:1212:240 min12:2448 min9 Nov
Sydney23:08 → 23:1212:150 min12:1548 min9 Nov
Suva00:08 → 00:1211:260 min11:2648 min9 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