Ruling · Rambhā Tṛtīyā · 2077

Monday 24 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 244 minutes.

Decide it for

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 Monday 24 May

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

48 of 48 minutes covered

Midday of Tuesday 25 May

Tṛtīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

0 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 07:48 on Mon 24 May to 07:16 on Tue 25 May.

    2077-05-23T23:47:30Z → 2077-05-24T23:16:03Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 on the 24th, 11:52–12:40 on the 25th.

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

  3. 03

    Rule

    Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.

    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 14642 s

  5. 05

    Ruling

    Rambhā Tṛtīyā, Baoding, 2077: Monday 24 May.

    confidence: determinate

Say it like this

In Baoding, Rambhā Tṛtīyā 2077 falls on Monday 24 May. Tṛtīyā runs from 07:48 on Mon 24 May to 07:16 on Tue 25 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2077/rambha-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 24 May
Ahargaṇa, classicalDisc centre, no refractionMon 24 May
compat-drikpanchangComparison profileMon 24 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 23rdCoveredMadhyāhna 24thCoveredRuled
Los Angeles16:48 → 16:1612:260 min12:2648 min24 May
Chicago18:48 → 18:1612:240 min12:2448 min24 May
Jersey City19:48 → 19:1612:300 min12:3048 min24 May
Port of Spain19:48 → 19:1611:390 min11:3948 min24 May
London00:48 → 00:1612:340 min12:3448 min24 May
Durban01:48 → 01:1611:290 min11:2948 min24 May
Dubai03:48 → 03:1611:520 min11:5248 min24 May
Delhi05:18 → 04:4611:540 min11:5448 min24 May
Kolkata05:18 → 04:4611:100 min11:1048 min24 May
Singapore07:48 → 07:1612:380 min12:3848 min24 May
Sydney09:48 → 09:1611:280 min11:2848 min24 May
Suva11:48 → 11:1611:390 min11:3940 min24 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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