Ruling · Aghora Caturdaśī · 2045

Saturday 9 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 121 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 Saturday 9 September

Taken. The only evening Caturdaśī reaches.

18:36 sunsetpradoṣa ends 20:06
18:1218:3619:0019:2419:4820:1220:36

91 of 91 minutes covered

Evening of Sunday 10 September

Caturdaśī is absent from pradoṣa. Not taken.

18:34 sunsetpradoṣa ends 20:05
18:1018:3418:5819:2219:4620:1020:34

0 of 91 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 16:35 on Sat 9 Sep to 13:02 on Sun 10 Sep.

    2045-09-09T08:34:52Z → 2045-09-10T05:01:36Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:36–20:06 on the 9th, 18:34–20:05 on the 10th.

    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 9th and 0 of 91 on the 10th.

    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 7259 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 2045: Saturday 9 September.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 2045 falls on Saturday 9 September. Caturdaśī runs from 16:35 on Sat 9 Sep to 13:02 on Sun 10 Sep and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2045/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 9 Sep
Ahargaṇa, classicalDisc centre, no refractionSat 9 Sep
compat-drikpanchangComparison profileSat 9 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 9thCoveredSunset 10thCoveredRuled
Los Angeles01:35 → 22:0219:0792 min19:050 min9 Sep
Chicago03:35 → 00:0219:0990 min19:080 min9 Sep
Jersey City04:35 → 01:0219:1490 min19:130 min9 Sep
Port of Spain04:35 → 01:0218:1094 min18:090 min9 Sep
London09:35 → 06:0219:2888 min19:250 min9 Sep
Durban10:35 → 07:0217:4598 min17:460 min9 Sep
Dubai12:35 → 09:0218:2993 min18:280 min9 Sep
Delhi14:05 → 10:3218:3392 min18:320 min9 Sep
Kolkata14:05 → 10:3217:4693 min17:450 min9 Sep
Singapore16:35 → 13:0219:0595 min19:050 min9 Sep
Sydney18:35 → 15:0217:4246 min17:430 min9 Sep
Suva20:35 → 17:0218:000 min18:000 min9 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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