Ruling · Jitāṣṭamī (Jitiya) · 1953

Tuesday 29 September

Boundaryin Baoding, under the Rashtriya Panchang method. Both evenings qualify and the rule does not say which to take. Say “contested”.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two evenings

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

Evening of Tuesday 29 September

Taken. Both evenings qualify; the rule is silent, and this one is covered longer.

18:05 sunsetpradoṣa ends 19:42
Aṣṭamī begins 17:51:23
17:4118:0518:2918:5319:1719:4120:05

97 of 97 minutes covered

Evening of Wednesday 30 September

Qualifies with 0 of 97 minutes. Not taken.

18:03 sunsetpradoṣa ends 19:41
Aṣṭamī ends 18:03:34
17:3918:0318:2718:5119:1519:3920:03

0 of 97 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 17:51 on Tue 29 Sep to 18:04 on Wed 30 Sep.

    1953-09-29T09:51:23Z → 1953-09-30T10:03:35Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:05–19:42 on the 29th, 18:03–19:41 on the 30th.

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

  3. 03

    Rule

    Aṣṭamī must be present during pradoṣa. It covers 97 of 97 minutes on the 29th and 0 of 97 on the 30th.

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

  4. 04

    Tie-break

    Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.

    priority: unstated → greater-coverage · margin 14 s < 300 s

  5. 05

    Ruling

    Jitāṣṭamī, Baoding, 1953: Tuesday 29 September.

    confidence: boundary (margin, tie-break-unstated)

Say it like this

In Baoding, Jitāṣṭamī (Jitiya) 1953 falls on Tuesday 29 September. Aṣṭamī runs from 17:51 on Tue 29 Sep to 18:04 on Wed 30 Sep and covers all of pradoṣa that evening. It also reaches the next evening for 0 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 0 min 14 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/1953/jitashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 29 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 29 Sep
compat-drikpanchangComparison profileTue 29 Sep
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/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 29thCoveredSunset 30thCoveredRuled
Los Angeles01:51 → 02:0417:4097 min17:380 min29 Sep
Chicago03:51 → 04:0417:3697 min17:340 min29 Sep
Jersey City04:51 → 05:0417:4297 min17:400 min29 Sep
Port of Spain05:51 → 06:0417:5896 min17:570 min29 Sep
London10:51 → 11:0418:4398 min18:410 min29 Sep
Durban11:51 → 12:0417:5593 min17:560 min29 Sep
Dubai13:51 → 14:0418:0896 min18:070 min29 Sep
Delhi15:21 → 15:3418:1096 min18:090 min29 Sep
Kolkata15:21 → 15:3417:2696 min17:250 min29 Sep
Singapore17:21 → 17:3418:2895 min18:280 min29 Sep
Sydney19:51 → 20:0417:560 min17:5693 min30 Sep
Suva21:51 → 22:0418:030 min18:0394 min30 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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