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November 2021 · each Moon as it stands at sunriseĀśvina Kṛṣṇa to Kārtika KṛṣṇaThe month ›

Ruling · 2021 · Paramaribo

Durgā Navamī

Friday 12 November2021 · Paramaribo, Paramaribo District, Suriname

Determinatemargin 493 min

In Paramaribo, under the Rashtriya Panchang method. Clear of every threshold by 493 minutes.

Decide it forParamariboDelhiKolkataSingaporeSydneyJersey City5°52′ N 55°10′ W · America/Paramaribo · GeoNames 3383330

The two middays मध्याह्न

One ghaṭī is 24 minutes

Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Thursday 11 November

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:01  12:49 madhyāhna ends
11:1311:3712:0112:2512:4913:1313:37

0 of 48 minutes covered

Midday of Friday 12 November

Taken. The only midday Navamī reaches.

madhyāhna begins 12:01  12:49 madhyāhna ends
11:1311:3712:0112:2512:4913:1313:37

48 of 48 minutes covered

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

How it was decided निर्णय

  1. Step 1, Aṅga

    Navamī runs from 21:22 on Thu 11 Nov to 21:02 on Fri 12 Nov.

    2021-11-12T00:21:42Z → 2021-11-13T00:01:38Z
  2. Step 2, Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:01–12:49 on the 11th, 12:01–12:49 on the 12th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
  3. Step 3, Rule

    Navamī must be present during madhyāhna. It covers 0 of 48 minutes on the 11th and 48 of 48 on the 12th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
  4. Step 4, Tie-break

    Only one midday qualifies. No tie-break is needed.

    one day qualifies → only-day · margin 29568 s
  5. Step 5, Ruling

    Durgā Navamī, Paramaribo, 2021: Friday 12 November.

    confidence: determinate

Say it like this

In Paramaribo, Durgā Navamī 2021 falls on Friday 12 November. Navamī runs from 21:22 on Thu 11 Nov to 21:02 on Fri 12 Nov and covers all of madhyāhna that midday.

ahargana.org/paramaribo/festivals/2021/durga-navamipac-rp@2026.1

Who says what

never edited to agree

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 12 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 12 Nov
compat-drikpanchangComparison profileFri 12 Nov
No institution has a recorded ruling for Paramaribo.

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

The rule, as data

durga-navami · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Navamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 104

S 9 Aksaya navami (purvahnavyapini), Jagaddhatri puja (Bengal), (udayavyapini one muhurta), Anla navami (Orissa), Durga navami (purvaviddha), Gauri vrata. Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

twelve places, west to east · local clocks

PlaceNavamīMadhyāhna 12thCoveredMadhyāhna 13thCoveredRuled
Los Angeles16:22 → 16:0211:1348 min11:130 min12 Nov
Chicago18:22 → 18:0211:1148 min11:110 min12 Nov
Jersey City19:22 → 19:0211:1648 min11:160 min12 Nov
Port of Spain20:22 → 20:0211:2648 min11:260 min12 Nov
London00:22 → 00:0211:2048 min11:210 min12 Nov
Durban02:22 → 02:0211:1648 min11:160 min12 Nov
Dubai04:22 → 04:0211:3948 min11:390 min12 Nov
Delhi05:52 → 05:3211:4148 min11:410 min12 Nov
Kolkata05:52 → 05:3210:5748 min10:570 min12 Nov
Singapore08:22 → 08:0212:2548 min12:250 min12 Nov
Sydney11:22 → 11:0212:1648 min12:160 min12 Nov
Suva12:22 → 12:0211:270 min11:2735 min13 Nov
This ruling as JSON · ICS
Profile · tradition
pac-rp@2026.1 · smarta
Rule
durga-navami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s