Ruling · Ṛṣi Tarpaṇa · 2002

Thursday 22 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 327 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 Thursday 22 August

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 11:57  12:45 madhyāhna ends
11:0911:3311:5712:2112:4513:0913:33

48 of 48 minutes covered

Midday of Friday 23 August

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 11:57  12:45 madhyāhna ends
11:0911:3311:5712:2112:4513:0913:33

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 05:09 on Thu 22 Aug to 06:29 on Fri 23 Aug.

    2002-08-21T21:09:05Z → 2002-08-22T22:29:15Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:57–12:45 on the 22nd, 11:57–12:45 on the 23rd.

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

  3. 03

    Rule

    Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 22nd and 0 of 48 on the 23rd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 19639 s

  5. 05

    Ruling

    Ṛṣi Tarpaṇa, Baoding, 2002: Thursday 22 August.

    confidence: determinate

Say it like this

In Baoding, Ṛṣi Tarpaṇa 2002 falls on Thursday 22 August. Pūrṇimā runs from 05:09 on Thu 22 Aug to 06:29 on Fri 23 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2002/rishi-tarpana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 22 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 22 Aug
compat-drikpanchangComparison profileThu 22 Aug
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/rishi-tarpana · ruleset 2026.3-draft

Month
Śrāvaṇa, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 103

“S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāMadhyāhna 21stCoveredMadhyāhna 22ndCoveredRuled
Los Angeles14:09 → 15:2912:320 min12:3248 min22 Aug
Chicago16:09 → 17:2912:290 min12:2948 min22 Aug
Jersey City17:09 → 18:2912:350 min12:3548 min22 Aug
Port of Spain17:09 → 18:2911:450 min11:4548 min22 Aug
London22:09 → 23:2912:390 min12:3948 min22 Aug
Durban23:09 → 00:2911:350 min11:3548 min22 Aug
Dubai01:09 → 02:2911:580 min11:5848 min22 Aug
Delhi02:39 → 03:5912:000 min12:0048 min22 Aug
Kolkata02:39 → 03:5911:160 min11:1548 min22 Aug
Singapore05:09 → 06:2912:440 min12:4448 min22 Aug
Sydney07:09 → 08:2911:350 min11:3448 min22 Aug
Suva09:09 → 10:2911:460 min11:4548 min22 Aug
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rishi-tarpana@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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