Ruling · Ṛṣi Pañcamī · 1955

Wednesday 21 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 177 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 20 September

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:48  12:36 madhyāhna ends
11:0011:2411:4812:1212:3613:0013:24

0 of 48 minutes covered

Midday of Wednesday 21 September

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:47  12:35 madhyāhna ends
10:5911:2311:4712:1112:3512:5913:23

48 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 15:32 on Tue 20 Sep to 17:25 on Wed 21 Sep.

    1955-09-20T07:32:15Z → 1955-09-21T09:25:30Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:48–12:36 on the 20th, 11:47–12:35 on the 21st.

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

  3. 03

    Rule

    Pañcamī 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. 103

  4. 04

    Tie-break

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

    priority: disputed → only-day · margin 10599 s

  5. 05

    Ruling

    Ṛṣi Pañcamī, Baoding, 1955: Wednesday 21 September.

    confidence: determinate

Say it like this

In Baoding, Ṛṣi Pañcamī 1955 falls on Wednesday 21 September. Pañcamī runs from 15:32 on Tue 20 Sep to 17:25 on Wed 21 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1955/rishi-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 21 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 21 Sep
compat-drikpanchangComparison profileWed 21 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 20thCoveredMadhyāhna 21stCoveredRuled
Los Angeles00:32 → 02:2512:2248 min12:220 min20 Sep
Chicago02:32 → 04:2512:2048 min12:190 min20 Sep
Jersey City03:32 → 05:2512:2648 min12:250 min20 Sep
Port of Spain03:32 → 05:2511:3648 min11:350 min20 Sep
London08:32 → 10:2512:3048 min12:290 min20 Sep
Durban09:32 → 11:2511:2648 min11:250 min20 Sep
Dubai11:32 → 13:2511:4848 min11:4848 min20 Sep
Delhi13:02 → 14:5511:510 min11:5048 min21 Sep
Kolkata13:02 → 14:5511:060 min11:0648 min21 Sep
Singapore15:02 → 16:5512:040 min12:0448 min21 Sep
Sydney17:32 → 19:2511:250 min11:2548 min21 Sep
Suva19:32 → 21:2511:360 min11:3648 min21 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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