Ruling · Ṛṣi Pañcamī · 2098

Saturday 30 August

Boundaryin Baoding, under the Rashtriya Panchang method. A threshold is only 0 min 04 s away. Say “contested”.

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 30 August

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:55  12:43 madhyāhna ends
Pañcamī begins 11:54:47
11:0711:3111:5512:1912:4313:0713:31

48 of 48 minutes covered

Midday of Sunday 31 August

Pañcamī 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

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

How it was decided

  1. 01

    Aṅga

    Pañcamī runs from 11:55 on Sat 30 Aug to 10:25 on Sun 31 Aug.

    2098-08-30T03:54:47Z → 2098-08-31T02:25:11Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 30th, 11:55–12:43 on the 31st.

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

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 31st.

    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: disputed → only-day · margin 4 s < 300 s

  5. 05

    Ruling

    Ṛṣi Pañcamī, Baoding, 2098: Saturday 30 August.

    confidence: boundary (margin)

Say it like this

In Baoding, Ṛṣi Pañcamī 2098 falls on Saturday 30 August. Pañcamī runs from 11:55 on Sat 30 Aug to 10:25 on Sun 31 Aug and covers all of madhyāhna that midday. It is 0 min 04 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/2098/rishi-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 30 Aug
Ahargaṇa, classicalDisc centre, no refractionSat 30 Aug
compat-drikpanchangComparison profileSat 30 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-panchami · ruleset 2026.3-draft

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

“S 5 Rsi pancami (madhyahnavyapini) — If occurs on two successive days, it is to be observed according to Madhava on the 1st day and according to Hemadri and Divodasa on the 2nd day” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePañcamīMadhyāhna 30thCoveredMadhyāhna 31stCoveredRuled
Los Angeles20:55 → 19:2512:3048 min12:290 min30 Aug
Chicago22:55 → 21:2512:2748 min12:270 min30 Aug
Jersey City23:55 → 22:2512:3348 min12:330 min30 Aug
Port of Spain23:55 → 22:2511:4348 min11:430 min30 Aug
London04:55 → 03:2512:3748 min12:370 min30 Aug
Durban05:55 → 04:2511:3348 min11:330 min30 Aug
Dubai07:55 → 06:2511:5648 min11:550 min30 Aug
Delhi09:25 → 07:5511:5848 min11:580 min30 Aug
Kolkata09:25 → 07:5511:1348 min11:130 min30 Aug
Singapore11:55 → 10:2512:4248 min12:410 min30 Aug
Sydney13:55 → 12:2511:320 min11:3248 min31 Aug
Suva15:55 → 14:2511:440 min11:4348 min31 Aug
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rishi-panchami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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