Ruling · Nāga Pañcamī · 2001

Tuesday 24 July

Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 153 minutes.

Decide it for

TehranDelhiKolkataSingaporeSydneyJersey City

35°42′ N 51°25′ E · Asia/Tehran · GeoNames 112931

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Tuesday 24 July

Taken. The only midday Pañcamī reaches.

madhyāhna begins 12:47  13:35 madhyāhna ends
11:5912:2312:4713:1113:3513:5914:23

48 of 48 minutes covered

Midday of Wednesday 25 July

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:47  13:35 madhyāhna ends
11:5912:2312:4713:1113:3513:5914:23

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 10:14 on Tue 24 Jul to 07:21 on Wed 25 Jul.

    2001-07-24T05:43:55Z → 2001-07-25T02:51:21Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:47–13:35 on the 24th, 12:47–13:35 on the 25th.

    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 24th and 0 of 48 on the 25th.

    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 9161 s

  5. 05

    Ruling

    Nāga Pañcamī, Tehran, 2001: Tuesday 24 July.

    confidence: determinate

Say it like this

In Tehran, Nāga Pañcamī 2001 falls on Tuesday 24 July. Pañcamī runs from 10:14 on Tue 24 Jul to 07:21 on Wed 25 Jul and covers all of madhyāhna that midday.

ahargana.org/tehran/festivals/2001/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 Tehran.

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 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles22:44 → 19:5112:3548 min12:350 min24 Jul
Chicago00:44 → 21:5112:3348 min12:330 min24 Jul
Jersey City01:44 → 22:5112:3948 min12:390 min24 Jul
Port of Spain01:44 → 22:5111:4948 min11:490 min24 Jul
London06:44 → 03:5112:4348 min12:430 min24 Jul
Durban07:44 → 04:5111:3848 min11:390 min24 Jul
Dubai09:44 → 06:5112:0148 min12:010 min24 Jul
Delhi11:14 → 08:2112:0348 min12:030 min24 Jul
Kolkata11:14 → 08:2111:1948 min11:190 min24 Jul
Singapore13:44 → 10:5112:470 min12:470 min25 Jul
Sydney15:44 → 12:5111:380 min11:3848 min25 Jul
Suva17:44 → 14:5111:490 min11:4948 min25 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

About Ahargaṇa