Ruling · Rāma Navamī (Rāma Jayantī) · 2031

Tuesday 1 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 541 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 Monday 31 March

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

Midday of Tuesday 1 April

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

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 21:48 on Mon 31 Mar to 00:05 on Wed 2 Apr.

    2031-03-31T13:47:38Z → 2031-04-01T16:04:57Z

  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 0 of 48 minutes on the 31st and 48 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 32450 s

  5. 05

    Ruling

    Rāma Navamī, Baoding, 2031: Tuesday 1 April.

    confidence: determinate

Say it like this

In Baoding, Rāma Navamī 2031 falls on Tuesday 1 April. Navamī runs from 21:48 on Mon 31 Mar to 00:05 on Wed 2 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2031/rama-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 1 Apr
Ahargaṇa, classicalDisc centre, no refractionTue 1 Apr
compat-drikpanchangComparison profileTue 1 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 31stCoveredMadhyāhna 1stCoveredRuled
Los Angeles06:48 → 09:0512:3348 min12:330 min31 Mar
Chicago08:48 → 11:0512:3148 min12:310 min31 Mar
Jersey City09:48 → 12:0512:3748 min12:370 min31 Mar
Port of Spain09:48 → 12:0511:4648 min11:4619 min31 Mar
London14:48 → 17:0512:410 min12:4148 min1 Apr
Durban15:48 → 18:0511:360 min11:3648 min1 Apr
Dubai17:48 → 20:0511:590 min11:5948 min1 Apr
Delhi19:18 → 21:3512:020 min12:0148 min1 Apr
Kolkata19:18 → 21:3511:170 min11:1748 min1 Apr
Singapore21:48 → 00:0512:450 min12:4548 min1 Apr
Sydney00:48 → 03:0512:350 min12:3548 min1 Apr
Suva01:48 → 04:0511:470 min11:4648 min1 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

About Ahargaṇa