Ruling · Durgā Navamī · 1970

Saturday 7 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 228 minutes.

Decide it for

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 7 November

Taken. The only midday Navamī reaches.

madhyāhna begins 11:38  12:26 madhyāhna ends
10:5011:1411:3812:0212:2612:5013:14

48 of 48 minutes covered

Midday of Sunday 8 November

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:38  12:26 madhyāhna ends
10:5011:1411:3812:0212:2612:5013:14

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 07:50 on Sat 7 Nov to 05:45 on Sun 8 Nov.

    1970-11-06T23:49:39Z → 1970-11-07T21:44:39Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 7th, 11:38–12:26 on the 8th.

    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 7th and 0 of 48 on the 8th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 13678 s

  5. 05

    Ruling

    Durgā Navamī, Baoding, 1970: Saturday 7 November.

    confidence: determinate

Say it like this

In Baoding, Durgā Navamī 1970 falls on Saturday 7 November. Navamī runs from 07:50 on Sat 7 Nov to 05:45 on Sun 8 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1970/durga-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 7 Nov
Ahargaṇa, classicalDisc centre, no refractionSat 7 Nov
compat-drikpanchangComparison profileSat 7 Nov
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/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 clock times.

PlaceNavamīMadhyāhna 6thCoveredMadhyāhna 7thCoveredRuled
Los Angeles15:50 → 13:4511:120 min11:1348 min7 Nov
Chicago17:50 → 15:4511:100 min11:1048 min7 Nov
Jersey City18:50 → 16:4511:160 min11:1648 min7 Nov
Port of Spain19:50 → 17:4511:260 min11:2648 min7 Nov
London00:50 → 22:4512:200 min12:2048 min7 Nov
Durban01:50 → 23:4511:160 min11:1648 min7 Nov
Dubai03:50 → 01:4511:380 min11:3848 min7 Nov
Delhi05:20 → 03:1511:410 min11:4148 min7 Nov
Kolkata05:20 → 03:1510:560 min10:5648 min7 Nov
Singapore07:20 → 05:1511:540 min11:5448 min7 Nov
Sydney09:50 → 07:4511:150 min11:1548 min7 Nov
Suva11:50 → 09:4511:260 min11:2624 min7 Nov
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

About Ahargaṇa