Ruling · Rambhā Tṛtīyā · 1969

Monday 19 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 450 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Sunday 18 May

Tṛtīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

0 of 48 minutes covered

Midday of Monday 19 May

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

48 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Tṛtīyā runs from 20:09 on Sun 18 May to 22:25 on Mon 19 May.

    1969-05-18T12:09:11Z → 1969-05-19T14:25:20Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 18th, 11:51–12:39 on the 19th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.

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

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 27027 s

  5. 05

    Ruling

    Rambhā Tṛtīyā, Baoding, 1969: Monday 19 May.

    confidence: determinate

Say it like this

In Baoding, Rambhā Tṛtīyā 1969 falls on Monday 19 May. Tṛtīyā runs from 20:09 on Sun 18 May to 22:25 on Mon 19 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1969/rambha-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 19 May
Ahargaṇa, classicalDisc centre, no refractionMon 19 May
compat-drikpanchangComparison profileMon 19 May
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/rambha-tritiya · ruleset 2026.3-draft

Month
Jyeṣṭha, amānta
Pakṣa · aṅga
Śukla · Tṛtīyā
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 102

“S 3 Rambha trtiya (purvaviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceTṛtīyāMadhyāhna 18thCoveredMadhyāhna 19thCoveredRuled
Los Angeles05:09 → 07:2512:2648 min12:260 min18 May
Chicago07:09 → 09:2512:2348 min12:230 min18 May
Jersey City08:09 → 10:2512:2948 min12:290 min18 May
Port of Spain08:09 → 10:2511:3848 min11:390 min18 May
London13:09 → 15:2512:3312 min12:3348 min18 May
Durban14:09 → 16:2511:280 min11:2848 min19 May
Dubai16:09 → 18:2511:510 min11:5148 min19 May
Delhi17:39 → 19:5511:540 min11:5448 min19 May
Kolkata17:39 → 19:5511:090 min11:0948 min19 May
Singapore19:39 → 21:5512:070 min12:0748 min19 May
Sydney22:09 → 00:2511:270 min11:2748 min19 May
Suva00:09 → 02:2511:390 min11:3948 min19 May
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rambha-tritiya@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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