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Ruling · 2092 · Daqing

Śītalāṣṭamī

Sunday 30 March2092 · Daqing, Heilongjiang, China

Determinatemargin 367 min

In Daqing, under the Rashtriya Panchang method. Clear of every threshold by 367 minutes.

Decide it forDaqingDelhiKolkataSingaporeSydneyJersey City46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two middays मध्याह्न

One ghaṭī is 24 minutes

Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Sunday 30 March

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:21  12:09 madhyāhna ends
10:3310:5711:2111:4512:0912:3312:57

48 of 48 minutes covered

Midday of Monday 31 March

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:21  12:09 madhyāhna ends
10:3310:5711:2111:4512:0912:3312:57

0 of 48 minutes covered

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

How it was decided निर्णय

  1. Step 1, Aṅga

    Aṣṭamī runs from 05:14 on Sun 30 Mar to 03:38 on Mon 31 Mar.

    2092-03-29T21:14:25Z → 2092-03-30T19:38:15Z
  2. Step 2, Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:21–12:09 on the 30th, 11:21–12:09 on the 31st.

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

    Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 31st.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105
  4. Step 4, Tie-break

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

    priority: purvaviddha → only-day · margin 21994 s
  5. Step 5, Ruling

    Śītalāṣṭamī, Daqing, 2092: Sunday 30 March.

    confidence: determinate

Say it like this

In Daqing, Śītalāṣṭamī 2092 falls on Sunday 30 March. Aṣṭamī runs from 05:14 on Sun 30 Mar to 03:38 on Mon 31 Mar and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/2092/shitalashtamipac-rp@2026.1

Who says what

never edited to agree

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 30 Mar
Ahargaṇa, classicalDisc centre, no refractionSun 30 Mar
compat-drikpanchangComparison profileSun 30 Mar
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/shitalashtami · ruleset 2026.3-draft

Month
Phālguna, amānta
Pakṣa · aṅga
Kṛṣṇa · Aṣṭamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 105

K 8 Sitalastami, (purvaviddha) Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

twelve places, west to east · local clocks

PlaceAṣṭamīMadhyāhna 29thCoveredMadhyāhna 30thCoveredRuled
Los Angeles14:14 → 12:3812:340 min12:345 min30 Mar
Chicago16:14 → 14:3812:320 min12:3148 min30 Mar
Jersey City17:14 → 15:3812:370 min12:3748 min30 Mar
Port of Spain17:14 → 15:3811:470 min11:4748 min30 Mar
London21:14 → 20:3811:420 min12:4148 min30 Mar
Durban23:14 → 21:3811:360 min11:3648 min30 Mar
Dubai01:14 → 23:3812:000 min11:5948 min30 Mar
Delhi02:44 → 01:0812:020 min12:0248 min30 Mar
Kolkata02:44 → 01:0811:180 min11:1748 min30 Mar
Singapore05:14 → 03:3812:450 min12:4548 min30 Mar
Sydney08:14 → 06:3812:360 min12:3548 min30 Mar
Suva09:14 → 07:3811:470 min11:4748 min30 Mar
This ruling as JSON · ICS
Profile · tradition
pac-rp@2026.1 · smarta
Rule
shitalashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s