Ruling · Mahāṣṭamī (Durga Ashtami) · 2048

Wednesday 14 October

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 102 minutes.

Decide it for

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two middays

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

Midday of Wednesday 14 October

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:02  11:50 madhyāhna ends
10:1410:3811:0211:2611:5012:1412:38

48 of 48 minutes covered

Midday of Thursday 15 October

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:01  11:49 madhyāhna ends
10:1310:3711:0111:2511:4912:1312:37

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 09:19 on Wed 14 Oct to 07:24 on Thu 15 Oct.

    2048-10-14T01:19:21Z → 2048-10-14T23:24:30Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:02–11:50 on the 14th, 11:01–11:49 on the 15th.

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

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 14th and 0 of 48 on the 15th.

    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: paraviddha → only-day · margin 6135 s

  5. 05

    Ruling

    Mahāṣṭamī, Daqing, 2048: Wednesday 14 October.

    confidence: determinate

Say it like this

In Daqing, Mahāṣṭamī (Durga Ashtami) 2048 falls on Wednesday 14 October. Aṣṭamī runs from 09:19 on Wed 14 Oct to 07:24 on Thu 15 Oct and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/2048/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 14 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 14 Oct
compat-drikpanchangComparison profileWed 14 Oct
No institution has a recorded ruling for Daqing.

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

The rule, as data

/rules/mahashtami · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Śukla · Aṣṭamī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 104

“S 8 Mahastami (paraviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMadhyāhna 14thCoveredMadhyāhna 15thCoveredRuled
Los Angeles18:19 → 16:2412:1548 min12:140 min14 Oct
Chicago20:19 → 18:2412:1248 min12:120 min14 Oct
Jersey City21:19 → 19:2412:1848 min12:180 min14 Oct
Port of Spain21:19 → 19:2411:2848 min11:280 min14 Oct
London02:19 → 00:2412:2248 min12:220 min14 Oct
Durban03:19 → 01:2411:1848 min11:180 min14 Oct
Dubai05:19 → 03:2411:4148 min11:400 min14 Oct
Delhi06:49 → 04:5411:4348 min11:430 min14 Oct
Kolkata06:49 → 04:5410:5848 min10:580 min14 Oct
Singapore09:19 → 07:2412:2748 min12:260 min14 Oct
Sydney12:19 → 10:2412:1746 min12:170 min14 Oct
Suva13:19 → 11:2411:280 min11:280 min15 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
mahashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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