Ruling · Rathayātrā · 1917

Thursday 21 June

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 569 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 Wednesday 20 June

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

0 of 48 minutes covered

Midday of Thursday 21 June

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

48 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Dvitīyā runs from 22:12 on Wed 20 Jun to 23:50 on Thu 21 Jun.

    1917-06-20T14:11:53Z → 1917-06-21T15:50:00Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 20th, 11:56–12:44 on the 21st.

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

  3. 03

    Rule

    Dvitīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 20th and 48 of 48 on the 21st.

    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: paraviddha → only-day · margin 34114 s

  5. 05

    Ruling

    Rathayātrā, Baoding, 1917: Thursday 21 June.

    confidence: determinate

Say it like this

In Baoding, Rathayātrā 1917 falls on Thursday 21 June. Dvitīyā runs from 22:12 on Wed 20 Jun to 23:50 on Thu 21 Jun and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1917/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 21 Jun
Ahargaṇa, classicalDisc centre, no refractionThu 21 Jun
compat-drikpanchangComparison profileThu 21 Jun
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/rathayatra · ruleset 2026.3-draft

Month
Āṣāḍha, amānta
Pakṣa · aṅga
Śukla · Dvitīyā
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 102

“S 2 Rathayatra (paraviddha, special when combined with naksatra 'Pusya')” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102. The row calls the day special with Puṣya nakṣatra; the nakṣatra is not tested.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvitīyāMadhyāhna 20thCoveredMadhyāhna 21stCoveredRuled
Los Angeles06:12 → 07:5011:3048 min11:300 min20 Jun
Chicago08:12 → 09:5011:2848 min11:280 min20 Jun
Jersey City09:12 → 10:5011:3448 min11:340 min20 Jun
Port of Spain10:12 → 11:5011:4348 min11:446 min21 Jun
London15:12 → 16:5012:380 min12:3848 min21 Jun
Durban16:12 → 17:5011:330 min11:3348 min21 Jun
Dubai17:53 → 19:3111:370 min11:3748 min21 Jun
Delhi19:42 → 21:2011:580 min11:5848 min21 Jun
Kolkata19:42 → 21:2011:140 min11:1448 min21 Jun
Singapore21:12 → 22:5011:420 min11:4248 min21 Jun
Sydney00:12 → 01:5011:320 min11:3348 min21 Jun
Suva02:12 → 03:5011:430 min11:4448 min21 Jun
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rathayatra@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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