Ruling · Ṛṣi Pañcamī · 2026

Tuesday 15 September

Determinatein Ujjain, under the Rashtriya Panchang method. Clear of every threshold by 178 minutes.

Decide it for

UjjainDelhiKolkataSingaporeSydneyJersey City

23°11′ N 75°47′ E · Asia/Kolkata · GeoNames 1253914

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Tuesday 15 September

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:58  12:46 madhyāhna ends
11:1011:3411:5812:2212:4613:1013:34

48 of 48 minutes covered

Midday of Wednesday 16 September

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:58  12:46 madhyāhna ends
11:1011:3411:5812:2212:4613:1013:34

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 07:45 on Tue 15 Sep to 09:00 on Wed 16 Sep.

    2026-09-15T02:14:44Z → 2026-09-16T03:29:54Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:58–12:46 on the 15th, 11:58–12:46 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 48 of 48 minutes on the 15th and 0 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 10666 s

  5. 05

    Ruling

    Ṛṣi Pañcamī, Ujjain, 2026: Tuesday 15 September.

    confidence: determinate

Say it like this

In Ujjain, Ṛṣi Pañcamī 2026 falls on Tuesday 15 September. Pañcamī runs from 07:45 on Tue 15 Sep to 09:00 on Wed 16 Sep and covers all of madhyāhna that midday.

ahargana.org/ujjain/festivals/2026/rishi-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 15 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 15 Sep
compat-drikpanchangComparison profileTue 15 Sep
No institution has a recorded ruling for Ujjain.

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 Angeles19:15 → 20:3012:2448 min12:230 min15 Sep
Chicago21:15 → 22:3012:2148 min12:210 min15 Sep
Jersey City22:15 → 23:3012:2748 min12:270 min15 Sep
Port of Spain22:15 → 23:3011:3748 min11:370 min15 Sep
London03:15 → 04:3012:3148 min12:310 min15 Sep
Durban04:15 → 05:3011:2748 min11:270 min15 Sep
Dubai06:15 → 07:3011:5048 min11:490 min15 Sep
Delhi07:45 → 09:0011:5248 min11:520 min15 Sep
Kolkata07:45 → 09:0011:0848 min11:070 min15 Sep
Singapore10:15 → 11:3012:3648 min12:360 min15 Sep
Sydney12:15 → 13:3011:270 min11:2648 min16 Sep
Suva14:15 → 15:3011:380 min11:3748 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