Ruling · Rāma Navamī · 1948

Sunday 18 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 21 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 Saturday 17 April

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

0 of 48 minutes covered

Midday of Sunday 18 April

Taken. The only midday Navamī reaches.

madhyāhna begins 11:54  12:42 madhyāhna ends
Navamī ends 12:15:05
11:0611:3011:5412:1812:4213:0613:30

21 of 48 minutes covered, the first 21

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 14:37 on Sat 17 Apr to 12:15 on Sun 18 Apr.

    1948-04-17T06:36:37Z → 1948-04-18T04:15:05Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:54–12:42 on the 17th, 11:54–12:42 on the 18th.

    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 17th and 21 of 48 on the 18th.

    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 1271 s

  5. 05

    Ruling

    Rāma Navamī, Baoding, 1948: Sunday 18 April.

    confidence: determinate

Say it like this

In Baoding, Rāma Navamī 1948 falls on Sunday 18 April. Navamī runs from 14:37 on Sat 17 Apr to 12:15 on Sun 18 Apr and covers 21 of 48 minutes of madhyāhna that midday.

ahargana.org/baoding/festivals/1948/rama-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 18 Apr
Ahargaṇa, classicalDisc centre, no refractionSun 18 Apr
compat-drikpanchangComparison profileSun 18 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 17thCoveredMadhyāhna 18thCoveredRuled
Los Angeles23:37 → 21:1512:2948 min12:290 min17 Apr
Chicago00:37 → 22:1511:2648 min11:260 min17 Apr
Jersey City01:37 → 23:1511:3248 min11:320 min17 Apr
Port of Spain02:37 → 00:1511:4248 min11:410 min17 Apr
London07:37 → 05:1512:3748 min12:360 min17 Apr
Durban08:37 → 06:1511:3148 min11:310 min17 Apr
Dubai10:37 → 08:1511:5548 min11:540 min17 Apr
Delhi12:07 → 09:4511:5738 min11:570 min17 Apr
Kolkata12:07 → 09:4511:120 min11:120 min18 Apr
Singapore14:07 → 11:4512:100 min12:100 min18 Apr
Sydney16:37 → 14:1511:310 min11:3048 min18 Apr
Suva18:37 → 16:1511:420 min11:4248 min18 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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