Ruling · Ṛṣi Pañcamī · 1950

Saturday 16 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 612 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 Friday 15 September

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:49  12:37 madhyāhna ends
11:0111:2511:4912:1312:3713:0113:25

0 of 48 minutes covered

Midday of Saturday 16 September

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:49  12:37 madhyāhna ends
11:0111:2511:4912:1312:3713:0113:25

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 01:29 on Sat 16 Sep to 22:49 on Sat 16 Sep.

    1950-09-15T17:29:13Z → 1950-09-16T14:49:18Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:49–12:37 on the 15th, 11:49–12:37 on the 16th.

    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 15th and 48 of 48 on the 16th.

    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 36741 s

  5. 05

    Ruling

    Ṛṣi Pañcamī, Baoding, 1950: Saturday 16 September.

    confidence: determinate

Say it like this

In Baoding, Ṛṣi Pañcamī 1950 falls on Saturday 16 September. Pañcamī runs from 01:29 on Sat 16 Sep to 22:49 on Sat 16 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1950/rishi-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 16 Sep
Ahargaṇa, classicalDisc centre, no refractionSat 16 Sep
compat-drikpanchangComparison profileSat 16 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 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles10:29 → 07:4912:2448 min12:240 min15 Sep
Chicago12:29 → 09:4912:2240 min12:210 min15 Sep
Jersey City13:29 → 10:4912:270 min12:270 min16 Sep
Port of Spain13:29 → 10:4911:370 min11:370 min16 Sep
London18:29 → 15:4912:310 min12:3148 min16 Sep
Durban19:29 → 16:4911:270 min11:2748 min16 Sep
Dubai21:29 → 18:4911:500 min11:5048 min16 Sep
Delhi22:59 → 20:1911:520 min11:5248 min16 Sep
Kolkata22:59 → 20:1911:080 min11:0748 min16 Sep
Singapore00:59 → 22:1912:060 min12:0648 min16 Sep
Sydney03:29 → 00:4911:270 min11:2748 min16 Sep
Suva05:29 → 02:4911:380 min11:3848 min16 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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