Ruling · Jitāṣṭamī (Jitiya) · 2036

Saturday 13 September

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 619 minutes.

Decide it for

DaqingDelhiKolkataSingaporeSydneyJersey City

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

The two evenings

One ghaṭī is 24 minutes. Pradoṣa is 2 muhūrtas after sunset.

Evening of Friday 12 September

Aṣṭamī is absent from pradoṣa. Not taken.

17:57 sunsetpradoṣa ends 19:28
17:3317:5718:2118:4519:0919:3319:57

0 of 90 minutes covered

Evening of Saturday 13 September

Taken. The only evening Aṣṭamī reaches.

17:55 sunsetpradoṣa ends 19:26
17:3117:5518:1918:4319:0719:3119:55

91 of 91 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 07:06 on Sat 13 Sep to 05:45 on Sun 14 Sep.

    2036-09-12T23:06:05Z → 2036-09-13T21:44:35Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:57–19:28 on the 12th, 17:55–19:26 on the 13th.

    pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Aṣṭamī must be present during pradoṣa. It covers 0 of 90 minutes on the 12th and 91 of 91 on the 13th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 37113 s

  5. 05

    Ruling

    Jitāṣṭamī, Daqing, 2036: Saturday 13 September.

    confidence: determinate

Say it like this

In Daqing, Jitāṣṭamī (Jitiya) 2036 falls on Saturday 13 September. Aṣṭamī runs from 07:06 on Sat 13 Sep to 05:45 on Sun 14 Sep and covers all of pradoṣa that evening.

ahargana.org/daqing/festivals/2036/jitashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 13 Sep
Ahargaṇa, classicalDisc centre, no refractionSat 13 Sep
compat-drikpanchangComparison profileSat 13 Sep
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/jitashtami · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Kṛṣṇa · Aṣṭamī
Kāla
Pradoṣa
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 103

“K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīSunset 12thCoveredSunset 13thCoveredRuled
Los Angeles16:06 → 14:4519:0292 min19:010 min12 Sep
Chicago18:06 → 16:4519:0491 min19:020 min12 Sep
Jersey City19:06 → 17:4519:0992 min19:070 min12 Sep
Port of Spain19:06 → 17:4518:0836 min18:070 min12 Sep
London00:06 → 22:4519:200 min19:1890 min13 Sep
Durban01:06 → 23:4517:470 min17:4797 min13 Sep
Dubai03:06 → 01:4518:250 min18:2493 min13 Sep
Delhi04:36 → 03:1518:290 min18:2893 min13 Sep
Kolkata04:36 → 03:1517:420 min17:4194 min13 Sep
Singapore07:06 → 05:4519:040 min19:0495 min13 Sep
Sydney09:06 → 07:4517:450 min17:4597 min13 Sep
Suva11:06 → 09:4518:010 min18:0196 min13 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
jitashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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