Ruling · Rāma Navamī · 2007

Monday 26 March

Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 129 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 Monday 26 March

Taken. The only midday Navamī reaches.

madhyāhna begins 11:46  12:34 madhyāhna ends
10:5811:2211:4612:1012:3412:5813:22

48 of 48 minutes covered

Midday of Tuesday 27 March

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:46  12:34 madhyāhna ends
10:5811:2211:4612:1012:3412:5813:22

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 09:32 on Mon 26 Mar to 09:37 on Tue 27 Mar.

    2007-03-26T06:02:11Z → 2007-03-27T06:06:56Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 26th, 11:46–12:34 on the 27th.

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

  3. 03

    Rule

    Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 26th and 0 of 48 on the 27th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 7752 s

  5. 05

    Ruling

    Rāma Navamī, Tehran, 2007: Monday 26 March.

    confidence: determinate

Say it like this

In Tehran, Rāma Navamī 2007 falls on Monday 26 March. Navamī runs from 09:32 on Mon 26 Mar to 09:37 on Tue 27 Mar and covers all of madhyāhna that midday.

ahargana.org/tehran/festivals/2007/rama-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 26 Mar
Ahargaṇa, classicalDisc centre, no refractionMon 26 Mar
compat-drikpanchangComparison profileMon 26 Mar
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/rama-navami · ruleset 2026.3-draft

Month
Caitra, amānta
Pakṣa · aṅga
Śukla · Navamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 102

“S 9 Ramanavami (madhyahnavyapini, special with Punarvasu naks.), Rama jayanti.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102. The row calls the day special when it falls with Punarvasu nakṣatra; the nakṣatra is not tested.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceNavamīMadhyāhna 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles23:02 → 23:0712:3548 min12:350 min26 Mar
Chicago01:02 → 01:0712:3348 min12:320 min26 Mar
Jersey City02:02 → 02:0712:3848 min12:380 min26 Mar
Port of Spain02:02 → 02:0711:4848 min11:480 min26 Mar
London07:02 → 07:0712:4348 min12:430 min26 Mar
Durban08:02 → 08:0711:3748 min11:370 min26 Mar
Dubai10:02 → 10:0712:0148 min12:000 min26 Mar
Delhi11:32 → 11:3712:0348 min12:030 min26 Mar
Kolkata11:32 → 11:3711:1934 min11:1819 min26 Mar
Singapore14:02 → 14:0712:460 min12:4648 min27 Mar
Sydney16:02 → 16:0711:370 min11:3748 min27 Mar
Suva18:02 → 18:0711:480 min11:4848 min27 Mar
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rama-navami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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