Ruling · Rāma Navamī · 1917

Saturday 31 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 108 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 31 March

Taken. The only midday Navamī reaches.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

48 of 48 minutes covered

Midday of Sunday 1 April

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

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 07:42 on Sat 31 Mar to 10:11 on Sun 1 Apr.

    1917-03-30T23:41:49Z → 1917-04-01T02:10:44Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 31st, 11:59–12:47 on the 1st.

    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 31st and 0 of 48 on the 1st.

    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 6474 s

  5. 05

    Ruling

    Rāma Navamī, Baoding, 1917: Saturday 31 March.

    confidence: determinate

Say it like this

In Baoding, Rāma Navamī 1917 falls on Saturday 31 March. Navamī runs from 07:42 on Sat 31 Mar to 10:11 on Sun 1 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1917/rama-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 31 Mar
Ahargaṇa, classicalDisc centre, no refractionSat 31 Mar
compat-drikpanchangComparison profileSat 31 Mar
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 30thCoveredMadhyāhna 1stCoveredRuled
Los Angeles15:42 → 18:1111:340 min11:330 min31 Mar
Chicago17:42 → 20:1111:320 min11:310 min31 Mar
Jersey City18:42 → 21:1111:370 min11:370 min31 Mar
Port of Spain19:42 → 22:1111:470 min11:460 min31 Mar
London23:42 → 02:1111:420 min11:410 min31 Mar
Durban01:42 → 04:1111:360 min11:360 min31 Mar
Dubai03:23 → 05:5211:410 min11:400 min31 Mar
Delhi05:12 → 07:4112:020 min12:010 min31 Mar
Kolkata05:12 → 07:4111:170 min11:170 min31 Mar
Singapore06:42 → 09:1111:450 min11:450 min31 Mar
Sydney09:42 → 12:1111:360 min11:3536 min31 Mar
Suva11:42 → 14:1111:470 min11:4648 min31 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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