Ruling · Rāma Navamī (Rāma Jayantī) · 2027

Wednesday 14 April

Determinatein Chicago, under the Rashtriya Panchang method. Clear of every threshold by 453 minutes.

Decide it for

ChicagoDelhiKolkataSingaporeSydneyJersey City

41°51′ N 87°39′ W · America/Chicago · GeoNames 4887398

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Wednesday 14 April

Taken. The only midday Navamī reaches.

madhyāhna begins 12:27  13:15 madhyāhna ends
11:3912:0312:2712:5113:1513:3914:03

48 of 48 minutes covered

Midday of Thursday 15 April

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:27  13:15 madhyāhna ends
11:3912:0312:2712:5113:1513:3914:03

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 04:54 on Wed 14 Apr to 02:51 on Thu 15 Apr.

    2027-04-14T09:54:17Z → 2027-04-15T07:51:24Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 14th, 12:27–13:15 on the 15th.

    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 14th and 0 of 48 on the 15th.

    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 27178 s

  5. 05

    Ruling

    Rāma Navamī, Chicago, 2027: Wednesday 14 April.

    confidence: determinate

Say it like this

In Chicago, Rāma Navamī 2027 falls on Wednesday 14 April. Navamī runs from 04:54 on Wed 14 Apr to 02:51 on Thu 15 Apr and covers all of madhyāhna that midday.

ahargana.org/chicago/festivals/2027/rama-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 14 Apr
Ahargaṇa, classicalDisc centre, no refractionWed 14 Apr
compat-drikpanchangComparison profileWed 14 Apr
No institution has a recorded ruling for Chicago.

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 14thCoveredMadhyāhna 15thCoveredRuled
Los Angeles02:54 → 00:5112:3048 min12:290 min14 Apr
Chicago04:54 → 02:5112:2748 min12:270 min14 Apr
Jersey City05:54 → 03:5112:3348 min12:330 min14 Apr
Port of Spain05:54 → 03:5111:4248 min11:420 min14 Apr
London10:54 → 08:5112:3748 min12:370 min14 Apr
Durban11:54 → 09:5111:3226 min11:320 min14 Apr
Dubai13:54 → 11:5111:550 min11:550 min15 Apr
Delhi15:24 → 13:2111:580 min11:5748 min15 Apr
Kolkata15:24 → 13:2111:130 min11:1348 min15 Apr
Singapore17:54 → 15:5112:410 min12:4148 min15 Apr
Sydney19:54 → 17:5111:310 min11:3148 min15 Apr
Suva21:54 → 19:5111:430 min11:4248 min15 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