Ruling · Nāga Pañcamī · 1917

Tuesday 24 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 459 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 Monday 23 July

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

Midday of Tuesday 24 July

Taken. The only midday Pañcamī reaches.

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

48 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 20:28 on Mon 23 Jul to 22:45 on Tue 24 Jul.

    1917-07-23T12:27:36Z → 1917-07-24T14:44:56Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 23rd, 12:00–12:48 on the 24th.

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

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.

    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 27566 s

  5. 05

    Ruling

    Nāga Pañcamī, Baoding, 1917: Tuesday 24 July.

    confidence: determinate

Say it like this

In Baoding, Nāga Pañcamī 1917 falls on Tuesday 24 July. Pañcamī runs from 20:28 on Mon 23 Jul to 22:45 on Tue 24 Jul and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1917/naga-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 24 Jul
Ahargaṇa, classicalDisc centre, no refractionTue 24 Jul
compat-drikpanchangComparison profileTue 24 Jul
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 23rdCoveredMadhyāhna 24thCoveredRuled
Los Angeles04:28 → 06:4511:3548 min11:350 min23 Jul
Chicago06:28 → 08:4511:3348 min11:330 min23 Jul
Jersey City07:28 → 09:4511:3848 min11:380 min23 Jul
Port of Spain08:28 → 10:4511:4848 min11:480 min23 Jul
London13:28 → 15:4512:423 min12:4248 min24 Jul
Durban14:28 → 16:4511:380 min11:3848 min24 Jul
Dubai16:09 → 18:2611:420 min11:4248 min24 Jul
Delhi17:58 → 20:1512:030 min12:0348 min24 Jul
Kolkata17:58 → 20:1511:190 min11:1948 min24 Jul
Singapore19:28 → 21:4511:470 min11:4748 min24 Jul
Sydney22:28 → 00:4511:380 min11:3848 min24 Jul
Suva00:28 → 02:4511:490 min11:4948 min24 Jul
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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