Ruling · Nāga Pañcamī · 2054

Friday 7 August

Boundaryin Baoding, under the Rashtriya Panchang method. A threshold is only 2 min 51 s away. Say “contested”.

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 Friday 7 August

Taken. The only midday Pañcamī reaches.

madhyāhna begins 12:00  12:48 madhyāhna ends
Pañcamī begins 12:02:39
11:1211:3612:0012:2412:4813:1213:36

45 of 48 minutes covered, the last 45

Midday of Saturday 8 August

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Pañcamī runs from 12:03 on Fri 7 Aug to 09:33 on Sat 8 Aug.

    2054-08-07T04:02:39Z → 2054-08-08T01:32:59Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 7th, 12:00–12:48 on the 8th.

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

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 45 of 48 minutes on the 7th and 0 of 48 on the 8th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 171 s < 300 s

  5. 05

    Ruling

    Nāga Pañcamī, Baoding, 2054: Friday 7 August.

    confidence: boundary (margin)

Say it like this

In Baoding, Nāga Pañcamī 2054 falls on Friday 7 August. Pañcamī runs from 12:03 on Fri 7 Aug to 09:33 on Sat 8 Aug and covers 45 of 48 minutes of madhyāhna that midday. It is 2 min 51 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/2054/naga-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 7 Aug
Ahargaṇa, classicalDisc centre, no refractionFri 7 Aug
compat-drikpanchangComparison profileFri 7 Aug
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-panchami · ruleset 2026.3-draft

Month
Śrāvaṇa, amānta
Pakṣa · aṅga
Śukla · Pañcamī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 103

“S 5 Naga pancami (paraviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePañcamīMadhyāhna 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles21:03 → 18:3312:3548 min12:340 min7 Aug
Chicago23:03 → 20:3312:3248 min12:320 min7 Aug
Jersey City00:03 → 21:3312:3848 min12:380 min7 Aug
Port of Spain00:03 → 21:3311:4848 min11:480 min7 Aug
London05:03 → 02:3312:4248 min12:420 min7 Aug
Durban06:03 → 03:3311:3848 min11:380 min7 Aug
Dubai08:03 → 05:3312:0148 min12:000 min7 Aug
Delhi09:33 → 07:0312:0348 min12:030 min7 Aug
Kolkata09:33 → 07:0311:1848 min11:180 min7 Aug
Singapore12:03 → 09:3312:4748 min12:460 min7 Aug
Sydney14:03 → 11:3311:370 min11:370 min8 Aug
Suva16:03 → 13:3311:480 min11:4848 min8 Aug
Profile · tradition
pac-rp@2026.1 · smarta
Rule
naga-panchami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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