Ruling · Mahānavamī · 2084

Sunday 8 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 187 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 October

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:42  12:30 madhyāhna ends
10:5411:1811:4212:0612:3012:5413:18

0 of 48 minutes covered

Midday of Sunday 8 October

Taken. The only midday Navamī reaches.

madhyāhna begins 11:41  12:29 madhyāhna ends
10:5311:1711:4112:0512:2912:5313:17

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 17:42 on Sat 7 Oct to 15:36 on Sun 8 Oct.

    2084-10-07T09:42:15Z → 2084-10-08T07:36:20Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 7th, 11:41–12:29 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 0 of 48 minutes on the 7th and 48 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 11210 s

  5. 05

    Ruling

    Mahānavamī, Baoding, 2084: Sunday 8 October.

    confidence: determinate

Say it like this

In Baoding, Mahānavamī 2084 falls on Sunday 8 October. Navamī runs from 17:42 on Sat 7 Oct to 15:36 on Sun 8 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2084/mahanavami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 8 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 8 Oct
compat-drikpanchangComparison profileSun 8 Oct
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/mahanavami · ruleset 2026.3-draft

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

“S 9 Mahanavami (purvaviddha) (In Bengal it is observed as paraviddha covering one muhurta from sunrise).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104. The Bengal reading (paraviddha, one muhūrta from sunrise) is not applied.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceNavamīMadhyāhna 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles02:42 → 00:3612:1648 min12:160 min7 Oct
Chicago04:42 → 02:3612:1448 min12:140 min7 Oct
Jersey City05:42 → 03:3612:2048 min12:190 min7 Oct
Port of Spain05:42 → 03:3611:3048 min11:300 min7 Oct
London10:42 → 08:3612:2448 min12:240 min7 Oct
Durban11:42 → 09:3611:2026 min11:200 min7 Oct
Dubai13:42 → 11:3611:420 min11:420 min8 Oct
Delhi15:12 → 13:0611:450 min11:4448 min8 Oct
Kolkata15:12 → 13:0611:000 min11:0048 min8 Oct
Singapore17:42 → 15:3612:280 min12:2848 min8 Oct
Sydney20:42 → 18:3612:190 min12:1948 min8 Oct
Suva21:42 → 19:3611:300 min11:3048 min8 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
mahanavami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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