Ruling · Nāga Caturthī · 2078

Tuesday 8 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 29 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 Tuesday 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

Midday of Wednesday 9 November

Caturthī is absent from madhyāhna. Not taken.

madhyāhna begins 11:38  12:26 madhyāhna ends
Caturthī ends 11:09:22
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 08:53 on Tue 8 Nov to 11:09 on Wed 9 Nov.

    2078-11-08T00:53:08Z → 2078-11-09T03:09:22Z

  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 48 of 48 minutes on the 8th and 0 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 1712 s

  5. 05

    Ruling

    Nāga Caturthī, Baoding, 2078: Tuesday 8 November.

    confidence: determinate

Say it like this

In Baoding, Nāga Caturthī 2078 falls on Tuesday 8 November. Caturthī runs from 08:53 on Tue 8 Nov to 11:09 on Wed 9 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2078/naga-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 8 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 8 Nov
compat-drikpanchangComparison profileWed 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 Angeles16:53 → 19:0911:1348 min11:130 min8 Nov
Chicago18:53 → 21:0911:1048 min11:100 min8 Nov
Jersey City19:53 → 22:0911:1648 min11:160 min8 Nov
Port of Spain20:53 → 23:0911:2648 min11:260 min8 Nov
London00:53 → 03:0911:2048 min11:200 min8 Nov
Durban02:53 → 05:0911:1648 min11:160 min8 Nov
Dubai04:53 → 07:0911:3948 min11:390 min8 Nov
Delhi06:23 → 08:3911:4148 min11:410 min8 Nov
Kolkata06:23 → 08:3910:5648 min10:560 min8 Nov
Singapore08:53 → 11:0912:2448 min12:250 min8 Nov
Sydney11:53 → 14:0912:1548 min12:1548 min9 Nov
Suva12:53 → 15:0911:260 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

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