Ruling · Mahānavamī · 2065

Thursday 8 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 16 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 Wednesday 7 October

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:42  12:30 madhyāhna ends
Navamī begins 12:57:03
10:5411:1811:4212:0612:3012:5413:18

0 of 48 minutes covered

Midday of Thursday 8 October

Taken. The only midday Navamī reaches.

madhyāhna begins 11:41  12:29 madhyāhna ends
Navamī ends 11:57:47
10:5311:1711:4112:0512:2912:5313:17

16 of 48 minutes covered, the first 16

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 12:57 on Wed 7 Oct to 11:58 on Thu 8 Oct.

    2065-10-07T04:57:04Z → 2065-10-08T03:57:47Z

  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 16 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 979 s

  5. 05

    Ruling

    Mahānavamī, Baoding, 2065: Thursday 8 October.

    confidence: determinate

Say it like this

In Baoding, Mahānavamī 2065 falls on Thursday 8 October. Navamī runs from 12:57 on Wed 7 Oct to 11:58 on Thu 8 Oct and covers 16 of 48 minutes of madhyāhna that midday.

ahargana.org/baoding/festivals/2065/mahanavami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 8 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 8 Oct
compat-drikpanchangComparison profileWed 7 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 Angeles21:57 → 20:5812:1648 min12:160 min7 Oct
Chicago23:57 → 22:5812:1448 min12:140 min7 Oct
Jersey City00:57 → 23:5812:2048 min12:190 min7 Oct
Port of Spain00:57 → 23:5811:3048 min11:290 min7 Oct
London05:57 → 04:5812:2448 min12:240 min7 Oct
Durban06:57 → 05:5811:2048 min11:200 min7 Oct
Dubai08:57 → 07:5811:4248 min11:420 min7 Oct
Delhi10:27 → 09:2811:4548 min11:440 min7 Oct
Kolkata10:27 → 09:2811:0048 min11:000 min7 Oct
Singapore12:57 → 11:5812:2819 min12:280 min7 Oct
Sydney15:57 → 14:5812:190 min12:1948 min8 Oct
Suva16:57 → 15:5811:300 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

About Ahargaṇa