Ruling · Ṛṣi Pañcamī · 1987

Saturday 29 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 613 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 29 August

Taken. The only midday Pañcamī reaches.

madhyāhna begins 12:55  13:43 madhyāhna ends
12:0712:3112:5513:1913:4314:0714:31

48 of 48 minutes covered

Midday of Sunday 30 August

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:55  13:43 madhyāhna ends
12:0712:3112:5513:1913:4314:0714:31

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 02:27 on Sat 29 Aug to 02:42 on Sun 30 Aug.

    1987-08-28T17:27:01Z → 1987-08-29T17:41:41Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:55–13:43 on the 29th, 12:55–13:43 on the 30th.

    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 29th and 0 of 48 on the 30th.

    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 36780 s

  5. 05

    Ruling

    Ṛṣi Pañcamī, Baoding, 1987: Saturday 29 August.

    confidence: determinate

Say it like this

In Baoding, Ṛṣi Pañcamī 1987 falls on Saturday 29 August. Pañcamī runs from 02:27 on Sat 29 Aug to 02:42 on Sun 30 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1987/rishi-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 29 Aug
Ahargaṇa, classicalDisc centre, no refractionSat 29 Aug
compat-drikpanchangComparison profileSat 29 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 28thCoveredMadhyāhna 29thCoveredRuled
Los Angeles10:27 → 10:4212:3048 min12:300 min28 Aug
Chicago12:27 → 12:4212:2848 min12:2714 min28 Aug
Jersey City13:27 → 13:4212:330 min12:3348 min29 Aug
Port of Spain13:27 → 13:4211:430 min11:4348 min29 Aug
London18:27 → 18:4212:370 min12:3748 min29 Aug
Durban19:27 → 19:4211:330 min11:3348 min29 Aug
Dubai21:27 → 21:4211:560 min11:5648 min29 Aug
Delhi22:57 → 23:1211:580 min11:5848 min29 Aug
Kolkata22:57 → 23:1211:140 min11:1448 min29 Aug
Singapore01:27 → 01:4212:420 min12:4248 min29 Aug
Sydney03:27 → 03:4211:330 min11:3348 min29 Aug
Suva05:27 → 05:4211:440 min11:4448 min29 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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