Ruling · Paraśurāma Jayantī · 1977

Thursday 21 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 174 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 Wednesday 20 April

Tṛtīyā is absent from pradoṣa. Not taken.

18:59 sunsetpradoṣa ends 20:24
18:3518:5919:2319:4720:1120:3520:59

0 of 85 minutes covered

Evening of Thursday 21 April

Taken. The only evening Tṛtīyā reaches.

19:00 sunsetpradoṣa ends 20:25
18:3619:0019:2419:4820:1220:3621:00

84 of 84 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 23:18 on Wed 20 Apr to 01:52 on Fri 22 Apr.

    1977-04-20T15:17:32Z → 1977-04-21T17:51:35Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:59–20:24 on the 20th, 19:00–20:25 on the 21st.

    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 20th and 84 of 84 on the 21st.

    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 10421 s

  5. 05

    Ruling

    Paraśurāma Jayantī, Baoding, 1977: Thursday 21 April.

    confidence: determinate

Say it like this

In Baoding, Paraśurāma Jayantī 1977 falls on Thursday 21 April. Tṛtīyā runs from 23:18 on Wed 20 Apr to 01:52 on Fri 22 Apr and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1977/parashurama-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 21 Apr
Ahargaṇa, classicalDisc centre, no refractionThu 21 Apr
compat-drikpanchangComparison profileThu 21 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 20thCoveredSunset 21stCoveredRuled
Los Angeles07:18 → 09:5218:2886 min18:290 min20 Apr
Chicago09:18 → 11:5218:3783 min18:380 min20 Apr
Jersey City10:18 → 12:5218:4184 min18:420 min20 Apr
Port of Spain11:18 → 13:5218:1793 min18:170 min20 Apr
London16:18 → 18:5220:0578 min20:070 min20 Apr
Durban17:18 → 19:5217:31102 min17:30103 min21 Apr
Dubai19:18 → 21:5218:4355 min18:4489 min21 Apr
Delhi20:48 → 23:2218:490 min18:5088 min21 Apr
Kolkata20:48 → 23:2217:580 min17:5990 min21 Apr
Singapore22:48 → 01:2218:380 min18:3895 min21 Apr
Sydney01:18 → 03:5217:270 min17:25104 min21 Apr
Suva03:18 → 05:5217:530 min17:5399 min21 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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