Ruling · Nāga Pañcamī · 2017

Thursday 27 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 149 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 Thursday 27 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

Midday of Friday 28 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

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

How it was decided

  1. 01

    Aṅga

    Pañcamī runs from 09:31 on Thu 27 Jul to 09:08 on Fri 28 Jul.

    2017-07-27T01:31:00Z → 2017-07-28T01:08:29Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 27th, 12:00–12:48 on the 28th.

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

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 27th and 0 of 48 on the 28th.

    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 8964 s

  5. 05

    Ruling

    Nāga Pañcamī, Baoding, 2017: Thursday 27 July.

    confidence: determinate

Say it like this

In Baoding, Nāga Pañcamī 2017 falls on Thursday 27 July. Pañcamī runs from 09:31 on Thu 27 Jul to 09:08 on Fri 28 Jul and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2017/naga-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 27 Jul
Ahargaṇa, classicalDisc centre, no refractionThu 27 Jul
compat-drikpanchangComparison profileThu 27 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 27thCoveredMadhyāhna 28thCoveredRuled
Los Angeles18:31 → 18:0812:3548 min12:350 min27 Jul
Chicago20:31 → 20:0812:3348 min12:330 min27 Jul
Jersey City21:31 → 21:0812:3948 min12:390 min27 Jul
Port of Spain21:31 → 21:0811:4948 min11:490 min27 Jul
London02:31 → 02:0812:4348 min12:430 min27 Jul
Durban03:31 → 03:0811:3948 min11:390 min27 Jul
Dubai05:31 → 05:0812:0148 min12:010 min27 Jul
Delhi07:01 → 06:3812:0348 min12:030 min27 Jul
Kolkata07:01 → 06:3811:1948 min11:190 min27 Jul
Singapore09:31 → 09:0812:4748 min12:470 min27 Jul
Sydney11:31 → 11:0811:3848 min11:380 min27 Jul
Suva13:31 → 13:0811:490 min11:4948 min28 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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