Ruling · Aghora Caturdaśī · 2005

Friday 2 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 108 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 Thursday 1 September

Caturdaśī is absent from pradoṣa. Not taken.

18:49 sunsetpradoṣa ends 20:17
18:2518:4919:1319:3720:0120:2520:49

0 of 88 minutes covered

Evening of Friday 2 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

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

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 22:05 on Thu 1 Sep to 00:30 on Sat 3 Sep.

    2005-09-01T14:05:06Z → 2005-09-02T16:29:49Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:49–20:17 on the 1st, 18:47–20:15 on the 2nd.

    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 88 minutes on the 1st and 88 of 88 on the 2nd.

    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 6508 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 2005: Friday 2 September.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 2005 falls on Friday 2 September. Caturdaśī runs from 22:05 on Thu 1 Sep to 00:30 on Sat 3 Sep and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2005/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 2 Sep
Ahargaṇa, classicalDisc centre, no refractionFri 2 Sep
compat-drikpanchangComparison profileFri 2 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 1stCoveredSunset 2ndCoveredRuled
Los Angeles07:05 → 09:3019:1889 min19:170 min1 Sep
Chicago09:05 → 11:3019:2387 min19:220 min1 Sep
Jersey City10:05 → 12:3019:2888 min19:260 min1 Sep
Port of Spain10:05 → 12:3018:1594 min18:150 min1 Sep
London15:05 → 17:3019:4684 min19:440 min1 Sep
Durban16:05 → 18:3017:41100 min17:4149 min1 Sep
Dubai18:05 → 20:3018:3791 min18:3691 min2 Sep
Delhi19:35 → 22:0018:4338 min18:4191 min2 Sep
Kolkata19:35 → 22:0017:540 min17:5392 min2 Sep
Singapore22:05 → 00:3019:080 min19:0895 min2 Sep
Sydney00:05 → 02:3017:370 min17:37101 min2 Sep
Suva02:05 → 04:3017:590 min17:5998 min2 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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