Ruling · Rāma Navamī (Rāma Jayantī) · 1973

Wednesday 11 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 573 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 Tuesday 10 April

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

0 of 48 minutes covered

Midday of Wednesday 11 April

Taken. The only midday Navamī reaches.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

48 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 23:39 on Tue 10 Apr to 22:17 on Wed 11 Apr.

    1973-04-10T15:38:53Z → 1973-04-11T14:17:05Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:56–12:44 on the 10th, 11:56–12:44 on the 11th.

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

  3. 03

    Rule

    Navamī must be present during madhyāhna. It covers 0 of 48 minutes on the 10th and 48 of 48 on the 11th.

    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 34406 s

  5. 05

    Ruling

    Rāma Navamī, Baoding, 1973: Wednesday 11 April.

    confidence: determinate

Say it like this

In Baoding, Rāma Navamī 1973 falls on Wednesday 11 April. Navamī runs from 23:39 on Tue 10 Apr to 22:17 on Wed 11 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1973/rama-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 11 Apr
Ahargaṇa, classicalDisc centre, no refractionWed 11 Apr
compat-drikpanchangComparison profileWed 11 Apr
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/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 10thCoveredMadhyāhna 11thCoveredRuled
Los Angeles07:39 → 06:1711:3148 min11:300 min10 Apr
Chicago09:39 → 08:1711:2848 min11:280 min10 Apr
Jersey City10:39 → 09:1711:3448 min11:340 min10 Apr
Port of Spain11:39 → 10:1711:4348 min11:430 min10 Apr
London16:39 → 15:1712:380 min12:3848 min11 Apr
Durban17:39 → 16:1711:330 min11:3348 min11 Apr
Dubai19:39 → 18:1711:560 min11:5648 min11 Apr
Delhi21:09 → 19:4711:590 min11:5848 min11 Apr
Kolkata21:09 → 19:4711:140 min11:1448 min11 Apr
Singapore23:09 → 21:4712:120 min12:1248 min11 Apr
Sydney01:39 → 00:1711:320 min11:3248 min11 Apr
Suva03:39 → 02:1711:440 min11:4348 min11 Apr
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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