Ruling · Paraśurāma Jayantī · 2037

Saturday 18 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 342 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 Friday 17 April

Tṛtīyā is absent from pradoṣa. Not taken.

18:57 sunsetpradoṣa ends 20:22
18:3318:5719:2119:4520:0920:3320:57

0 of 85 minutes covered

Evening of Saturday 18 April

Taken. The only evening Tṛtīyā reaches.

18:58 sunsetpradoṣa ends 20:23
18:3418:5819:2219:4620:1020:3420:58

85 of 85 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Tṛtīyā runs from 02:04 on Sat 18 Apr to 02:27 on Sun 19 Apr.

    2037-04-17T18:04:18Z → 2037-04-18T18:26:31Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:57–20:22 on the 17th, 18:58–20:23 on the 18th.

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

  3. 03

    Rule

    Tṛtīyā must be present during pradoṣa. It covers 0 of 85 minutes on the 17th and 85 of 85 on the 18th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

    Only one evening qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 20523 s

  5. 05

    Ruling

    Paraśurāma Jayantī, Baoding, 2037: Saturday 18 April.

    confidence: determinate

Say it like this

In Baoding, Paraśurāma Jayantī 2037 falls on Saturday 18 April. Tṛtīyā runs from 02:04 on Sat 18 Apr to 02:27 on Sun 19 Apr and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2037/parashurama-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 18 Apr
Ahargaṇa, classicalDisc centre, no refractionSat 18 Apr
compat-drikpanchangComparison profileSat 18 Apr
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/parashurama-jayanti · ruleset 2026.3-draft

Month
Vaiśākha, amānta
Pakṣa · aṅga
Śukla · Tṛtīyā
Kāla
Pradoṣa
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 102

“S 3 Aksaya trtiya (purvahna vyapini, paraviddha) (Special when combined with Rohini naksatra and Wednesday), Candanayatra, Parasurama jayanti (pradosavyapini — if occurs on two successive days, the second day is to be observed).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceTṛtīyāSunset 17thCoveredSunset 18thCoveredRuled
Los Angeles11:04 → 11:2719:2687 min19:270 min17 Apr
Chicago13:04 → 13:2719:3484 min19:350 min17 Apr
Jersey City14:04 → 14:2719:3885 min19:390 min17 Apr
Port of Spain14:04 → 14:2718:1793 min18:170 min17 Apr
London19:04 → 19:2720:0180 min20:020 min17 Apr
Durban20:04 → 20:2717:340 min17:33102 min18 Apr
Dubai22:04 → 22:2718:420 min18:4389 min18 Apr
Delhi23:34 → 23:5718:480 min18:4988 min18 Apr
Kolkata23:34 → 23:5717:580 min17:5890 min18 Apr
Singapore02:04 → 02:2719:080 min19:0895 min18 Apr
Sydney04:04 → 04:2717:300 min17:28103 min18 Apr
Suva06:04 → 06:2717:550 min17:5499 min18 Apr
Profile · tradition
pac-rp@2026.1 · smarta
Rule
parashurama-jayanti@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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