Ruling · Navarātrārambha (Caitra) (Vasanta Navarātri) · 2026

Thursday 19 March

Determinatein Ujjain, under the Rashtriya Panchang method. Clear of every threshold by 317 minutes.

Decide it for

UjjainDelhiKolkataSingaporeSydneyJersey City

23°11′ N 75°47′ E · Asia/Kolkata · GeoNames 1253914

The two middays

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

Midday of Thursday 19 March

Taken. The only midday Pratipadā reaches.

madhyāhna begins 12:11  12:59 madhyāhna ends
11:2311:4712:1112:3512:5913:2313:47

48 of 48 minutes covered

Midday of Friday 20 March

Pratipadā is absent from madhyāhna. Not taken.

madhyāhna begins 12:11  12:59 madhyāhna ends
11:2311:4712:1112:3512:5913:2313:47

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 06:53 on Thu 19 Mar to 04:53 on Fri 20 Mar.

    2026-03-19T01:23:29Z → 2026-03-19T23:22:48Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 19th, 12:11–12:59 on the 20th.

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

  3. 03

    Rule

    Pratipadā must be present during madhyāhna. It covers 48 of 48 minutes on the 19th and 0 of 48 on the 20th.

    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: paraviddha → only-day · margin 19042 s

  5. 05

    Ruling

    Navarātrārambha (Caitra), Ujjain, 2026: Thursday 19 March.

    confidence: determinate

Say it like this

In Ujjain, Navarātrārambha (Caitra) (Chaitra Navratri) 2026 falls on Thursday 19 March. Pratipadā runs from 06:53 on Thu 19 Mar to 04:53 on Fri 20 Mar and covers all of madhyāhna that midday.

ahargana.org/ujjain/festivals/2026/navaratra-arambha-caitra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 19 Mar
Ahargaṇa, classicalDisc centre, no refractionThu 19 Mar
compat-drikpanchangComparison profileThu 19 Mar
Rashtriya PanchangPrincipal festivals, 2025-26Thu 19 Mar

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/navaratra-arambha-caitra · ruleset 2026.3-draft

Month
Caitra, amānta
Pakṣa · aṅga
Śukla · Pratipadā
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 102

“S 1 Navaratrarambha (paraviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePratipadāMadhyāhna 19thCoveredMadhyāhna 20thCoveredRuled
Los Angeles18:23 → 16:2312:3748 min12:370 min19 Mar
Chicago20:23 → 18:2312:3548 min12:340 min19 Mar
Jersey City21:23 → 19:2312:4048 min12:400 min19 Mar
Port of Spain21:23 → 19:2311:5048 min11:500 min19 Mar
London01:23 → 23:2311:4548 min11:440 min19 Mar
Durban03:23 → 01:2311:3948 min11:390 min19 Mar
Dubai05:23 → 03:2312:0348 min12:020 min19 Mar
Delhi06:53 → 04:5312:0548 min12:050 min19 Mar
Kolkata06:53 → 04:5311:2148 min11:200 min19 Mar
Singapore09:23 → 07:2312:4848 min12:480 min19 Mar
Sydney12:23 → 10:2312:3948 min12:380 min19 Mar
Suva13:23 → 11:2311:500 min11:500 min20 Mar
Profile · tradition
pac-rp@2026.1 · smarta
Rule
navaratra-arambha-caitra@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s