Ruling · Aghora Caturdaśī · 1928

Wednesday 12 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 504 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 Wednesday 12 September

Taken. The only evening Caturdaśī reaches.

18:32 sunsetpradoṣa ends 20:03
18:0818:3218:5619:2019:4420:0820:32

91 of 91 minutes covered

Evening of Thursday 13 September

Caturdaśī is absent from pradoṣa. Not taken.

18:30 sunsetpradoṣa ends 20:02
18:0618:3018:5419:1819:4220:0620:30

0 of 92 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 10:09 on Wed 12 Sep to 09:31 on Thu 13 Sep.

    1928-09-12T02:08:32Z → 1928-09-13T01:30:56Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:32–20:03 on the 12th, 18:30–20:02 on the 13th.

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

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 91 of 91 minutes on the 12th and 0 of 92 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 30211 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 1928: Wednesday 12 September.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 1928 falls on Wednesday 12 September. Caturdaśī runs from 10:09 on Wed 12 Sep to 09:31 on Thu 13 Sep and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1928/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 12 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 12 Sep
compat-drikpanchangComparison profileWed 12 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 12thCoveredSunset 13thCoveredRuled
Los Angeles18:09 → 17:3118:040 min18:020 min11 Sep
Chicago21:09 → 20:3119:0586 min19:030 min12 Sep
Jersey City22:09 → 21:3119:1091 min19:090 min12 Sep
Port of Spain22:09 → 21:3118:0894 min18:080 min12 Sep
London03:09 → 02:3119:2289 min19:200 min12 Sep
Durban04:09 → 03:3117:4697 min17:470 min12 Sep
Dubai06:09 → 05:3118:2693 min18:250 min12 Sep
Delhi07:39 → 07:0118:3093 min18:290 min12 Sep
Kolkata07:39 → 07:0117:4393 min17:420 min12 Sep
Singapore09:09 → 08:3118:0495 min18:040 min12 Sep
Sydney12:09 → 11:3117:4498 min17:450 min12 Sep
Suva14:09 → 13:3118:0097 min18:000 min12 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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