Ruling · Nāga Pañcamī · 1999

Monday 16 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 210 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 Sunday 15 August

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:58  12:46 madhyāhna ends
11:1011:3411:5812:2212:4613:1013:34

0 of 48 minutes covered

Midday of Monday 16 August

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:58  12:46 madhyāhna ends
11:1011:3411:5812:2212:4613:1013:34

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 16:17 on Sun 15 Aug to 17:10 on Mon 16 Aug.

    1999-08-15T08:16:42Z → 1999-08-16T09:10:15Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:58–12:46 on the 15th, 11:58–12:46 on the 16th.

    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 15th and 48 of 48 on the 16th.

    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 12616 s

  5. 05

    Ruling

    Nāga Pañcamī, Baoding, 1999: Monday 16 August.

    confidence: determinate

Say it like this

In Baoding, Nāga Pañcamī 1999 falls on Monday 16 August. Pañcamī runs from 16:17 on Sun 15 Aug to 17:10 on Mon 16 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1999/naga-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 16 Aug
Ahargaṇa, classicalDisc centre, no refractionMon 16 Aug
compat-drikpanchangComparison profileMon 16 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 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles01:17 → 02:1012:3348 min12:330 min15 Aug
Chicago03:17 → 04:1012:3148 min12:310 min15 Aug
Jersey City04:17 → 05:1012:3648 min12:360 min15 Aug
Port of Spain04:17 → 05:1011:4748 min11:460 min15 Aug
London09:17 → 10:1012:4048 min12:400 min15 Aug
Durban10:17 → 11:1011:3748 min11:360 min15 Aug
Dubai12:17 → 13:1011:5930 min11:5948 min16 Aug
Delhi13:47 → 14:4012:010 min12:0148 min16 Aug
Kolkata13:47 → 14:4011:170 min11:1748 min16 Aug
Singapore16:17 → 17:1012:450 min12:4548 min16 Aug
Sydney18:17 → 19:1011:360 min11:3648 min16 Aug
Suva20:17 → 21:1011:470 min11:4748 min16 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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