Ruling · Ṛṣi Pañcamī · 1945

Tuesday 11 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 226 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 Tuesday 11 September

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

48 of 48 minutes covered

Midday of Wednesday 12 September

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:50  12:38 madhyāhna ends
11:0211:2611:5012:1412:3813:0213:26

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 05:31 on Tue 11 Sep to 08:04 on Wed 12 Sep.

    1945-09-10T21:31:19Z → 1945-09-12T00:03:55Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 11th, 11:50–12:38 on the 12th.

    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 11th and 0 of 48 on the 12th.

    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 13582 s

  5. 05

    Ruling

    Ṛṣi Pañcamī, Baoding, 1945: Tuesday 11 September.

    confidence: determinate

Say it like this

In Baoding, Ṛṣi Pañcamī 1945 falls on Tuesday 11 September. Pañcamī runs from 05:31 on Tue 11 Sep to 08:04 on Wed 12 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1945/rishi-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 11 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 11 Sep
compat-drikpanchangComparison profileTue 11 Sep
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 10thCoveredMadhyāhna 12thCoveredRuled
Los Angeles14:31 → 17:0412:260 min12:250 min11 Sep
Chicago16:31 → 19:0412:230 min12:220 min11 Sep
Jersey City17:31 → 20:0412:290 min12:280 min11 Sep
Port of Spain18:31 → 21:0412:390 min12:380 min11 Sep
London22:31 → 01:0412:330 min12:320 min11 Sep
Durban23:31 → 02:0411:290 min11:280 min11 Sep
Dubai01:31 → 04:0411:520 min11:510 min11 Sep
Delhi04:01 → 06:3412:540 min12:530 min11 Sep
Kolkata04:01 → 06:3412:100 min12:090 min11 Sep
Singapore06:31 → 07:3413:380 min12:070 min11 Sep
Sydney07:31 → 10:0411:290 min11:280 min11 Sep
Suva09:31 → 12:0411:400 min11:3925 min11 Sep
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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