Ruling · Rambhā Tṛtīyā · 2017

Sunday 28 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 235 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 Saturday 27 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 Sunday 28 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

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

How it was decided

  1. 01

    Aṅga

    Tṛtīyā runs from 20:02 on Sat 27 May to 16:35 on Sun 28 May.

    2017-05-27T12:01:32Z → 2017-05-28T08:34:32Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 27th, 11:52–12:40 on the 28th.

    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 27th and 48 of 48 on the 28th.

    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 14096 s

  5. 05

    Ruling

    Rambhā Tṛtīyā, Baoding, 2017: Sunday 28 May.

    confidence: determinate

Say it like this

In Baoding, Rambhā Tṛtīyā 2017 falls on Sunday 28 May. Tṛtīyā runs from 20:02 on Sat 27 May to 16:35 on Sun 28 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2017/rambha-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 28 May
Ahargaṇa, classicalDisc centre, no refractionSun 28 May
compat-drikpanchangComparison profileSun 28 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 27thCoveredMadhyāhna 28thCoveredRuled
Los Angeles05:02 → 01:3512:2648 min12:260 min27 May
Chicago07:02 → 03:3512:2448 min12:240 min27 May
Jersey City08:02 → 04:3512:3048 min12:300 min27 May
Port of Spain08:02 → 04:3511:3948 min11:390 min27 May
London13:02 → 09:3512:3421 min12:340 min27 May
Durban14:02 → 10:3511:290 min11:290 min28 May
Dubai16:02 → 12:3511:520 min11:5242 min28 May
Delhi17:32 → 14:0511:540 min11:5448 min28 May
Kolkata17:32 → 14:0511:100 min11:1048 min28 May
Singapore20:02 → 16:3512:380 min12:3848 min28 May
Sydney22:02 → 18:3511:280 min11:2848 min28 May
Suva00:02 → 20:3511:390 min11:3948 min28 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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