Ruling · Aghora Caturdaśī · 1999

Wednesday 8 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 637 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 7 September

Caturdaśī is absent from pradoṣa. Not taken.

18:40 sunsetpradoṣa ends 20:10
18:1618:4019:0419:2819:5220:1620:40

0 of 90 minutes covered

Evening of Wednesday 8 September

Taken. The only evening Caturdaśī reaches.

18:39 sunsetpradoṣa ends 20:09
18:1518:3919:0319:2719:5120:1520:39

90 of 90 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 07:53 on Wed 8 Sep to 06:46 on Thu 9 Sep.

    1999-09-07T23:52:55Z → 1999-09-08T22:45:47Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:40–20:10 on the 7th, 18:39–20:09 on the 8th.

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

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 0 of 90 minutes on the 7th and 90 of 90 on the 8th.

    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 38225 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 1999: Wednesday 8 September.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 1999 falls on Wednesday 8 September. Caturdaśī runs from 07:53 on Wed 8 Sep to 06:46 on Thu 9 Sep and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1999/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 8 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 8 Sep
compat-drikpanchangComparison profileWed 8 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 7thCoveredSunset 8thCoveredRuled
Los Angeles16:53 → 15:4619:1191 min19:090 min7 Sep
Chicago18:53 → 17:4619:1489 min19:120 min7 Sep
Jersey City19:53 → 18:4619:1956 min19:170 min7 Sep
Port of Spain19:53 → 18:4618:120 min18:1135 min8 Sep
London00:53 → 23:4619:340 min19:3287 min8 Sep
Durban01:53 → 00:4617:440 min17:4498 min8 Sep
Dubai03:53 → 02:4618:320 min18:3192 min8 Sep
Delhi05:23 → 04:1618:360 min18:3592 min8 Sep
Kolkata05:23 → 04:1617:480 min17:4793 min8 Sep
Singapore07:53 → 06:4619:060 min19:0695 min8 Sep
Sydney09:53 → 08:4617:400 min17:4199 min8 Sep
Suva11:53 → 10:4618:000 min18:0097 min8 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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