Ruling · Aghora Caturdaśī · 1918

Tuesday 3 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 106 minutes.

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 3 September

Taken. The only evening Caturdaśī reaches.

18:47 sunsetpradoṣa ends 20:15
18:2318:4719:1119:3519:5920:2320:47

88 of 88 minutes covered

Evening of Wednesday 4 September

Caturdaśī is absent from pradoṣa. Not taken.

18:46 sunsetpradoṣa ends 20:14
18:2218:4619:1019:3419:5820:2220:46

0 of 89 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 15:36 on Tue 3 Sep to 17:00 on Wed 4 Sep.

    1918-09-03T07:35:56Z → 1918-09-04T08:59:44Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:47–20:15 on the 3rd, 18:46–20:14 on the 4th.

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

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 88 of 88 minutes on the 3rd and 0 of 89 on the 4th.

    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 6347 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 1918: Tuesday 3 September.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 1918 falls on Tuesday 3 September. Caturdaśī runs from 15:36 on Tue 3 Sep to 17:00 on Wed 4 Sep and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1918/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 3 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 3 Sep
compat-drikpanchangComparison profileTue 3 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/aghora-chaturdashi · ruleset 2026.3-draft

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

“K 14 Aghora caturdasi (pradosa vyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturdaśīSunset 3rdCoveredSunset 4thCoveredRuled
Los Angeles00:36 → 02:0019:1790 min19:150 min3 Sep
Chicago02:36 → 04:0019:2288 min19:200 min3 Sep
Jersey City03:36 → 05:0019:2688 min19:250 min3 Sep
Port of Spain03:36 → 05:0018:1494 min18:140 min3 Sep
London08:36 → 10:0019:4484 min19:420 min3 Sep
Durban09:36 → 11:0017:41100 min17:420 min3 Sep
Dubai11:17 → 12:4118:1791 min18:160 min3 Sep
Delhi13:06 → 14:3018:4191 min18:400 min3 Sep
Kolkata13:06 → 14:3017:5292 min17:520 min3 Sep
Singapore14:36 → 16:0018:0895 min18:080 min3 Sep
Sydney17:36 → 19:0017:37101 min17:3882 min3 Sep
Suva19:36 → 21:0017:591 min17:5998 min4 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
aghora-chaturdashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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