Ruling · Nāga Caturthī · 2022

Saturday 29 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 38 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 28 October

Caturthī is absent from madhyāhna. Not taken.

madhyāhna begins 11:38  12:26 madhyāhna ends
Caturthī begins 13:04:07
10:5011:1411:3812:0212:2612:5013:14

0 of 48 minutes covered

Midday of Saturday 29 October

Taken. Caturthī reaches neither midday; the rule takes the second day.

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 13:04 on Fri 28 Oct to 10:44 on Sat 29 Oct.

    2022-10-28T05:04:08Z → 2022-10-29T02:43:49Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 28th, 11:38–12:26 on the 29th.

    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 28th and 0 of 48 on the 29th.

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

  4. 04

    Tie-break

    Neither midday qualifies. The rule takes the second day.

    priority: paraviddha → second-day · margin 2305 s

  5. 05

    Ruling

    Nāga Caturthī, Baoding, 2022: Saturday 29 October.

    confidence: determinate

Say it like this

In Baoding, Nāga Caturthī 2022 falls on Saturday 29 October. Caturthī runs from 13:04 on Fri 28 Oct to 10:44 on Sat 29 Oct, and reaches madhyāhna on neither day.

ahargana.org/baoding/festivals/2022/naga-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 29 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 29 Oct
compat-drikpanchangComparison profileFri 28 Oct
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 28thCoveredMadhyāhna 29thCoveredRuled
Los Angeles22:04 → 19:4412:1348 min12:120 min28 Oct
Chicago00:04 → 21:4412:1048 min12:100 min28 Oct
Jersey City01:04 → 22:4412:1648 min12:160 min28 Oct
Port of Spain01:04 → 22:4411:2648 min11:260 min28 Oct
London06:04 → 03:4412:2048 min12:200 min28 Oct
Durban07:04 → 04:4411:1648 min11:160 min28 Oct
Dubai09:04 → 06:4411:3848 min11:380 min28 Oct
Delhi10:34 → 08:1411:4148 min11:410 min28 Oct
Kolkata10:34 → 08:1410:5648 min10:560 min28 Oct
Singapore13:04 → 10:4412:248 min12:240 min28 Oct
Sydney16:04 → 13:4412:150 min12:1548 min29 Oct
Suva17:04 → 14:4411:260 min11:2648 min29 Oct
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