Ruling · Ṛṣi Pañcamī · 2027

Saturday 4 September

Determinatein Ujjain, under the Rashtriya Panchang method. Clear of every threshold by 24 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 Saturday 4 September

Taken. The only midday Pañcamī reaches.

madhyāhna begins 12:02  12:50 madhyāhna ends
Pañcamī begins 12:26:21
11:1411:3812:0212:2612:5013:1413:38

24 of 48 minutes covered, the last 24

Midday of Sunday 5 September

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:02  12:50 madhyāhna ends
Pañcamī ends 11:17:55
11:1411:3812:0212:2612:5013:1413:38

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 12:26 on Sat 4 Sep to 11:18 on Sun 5 Sep.

    2027-09-04T06:56:22Z → 2027-09-05T05:47:55Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:02–12:50 on the 4th, 12:02–12:50 on the 5th.

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

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 24 of 48 minutes on the 4th and 0 of 48 on the 5th.

    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 1413 s

  5. 05

    Ruling

    Ṛṣi Pañcamī, Ujjain, 2027: Saturday 4 September.

    confidence: determinate

Say it like this

In Ujjain, Ṛṣi Pañcamī 2027 falls on Saturday 4 September. Pañcamī runs from 12:26 on Sat 4 Sep to 11:18 on Sun 5 Sep and covers 24 of 48 minutes of madhyāhna that midday.

ahargana.org/ujjain/festivals/2027/rishi-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 4 Sep
Ahargaṇa, classicalDisc centre, no refractionSat 4 Sep
compat-drikpanchangComparison profileSat 4 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 4thCoveredMadhyāhna 5thCoveredRuled
Los Angeles23:56 → 22:4812:2848 min12:270 min4 Sep
Chicago01:56 → 00:4812:2548 min12:250 min4 Sep
Jersey City02:56 → 01:4812:3148 min12:310 min4 Sep
Port of Spain02:56 → 01:4811:4148 min11:410 min4 Sep
London07:56 → 06:4812:3548 min12:350 min4 Sep
Durban08:56 → 07:4811:3148 min11:310 min4 Sep
Dubai10:56 → 09:4811:5448 min11:530 min4 Sep
Delhi12:26 → 11:1811:5618 min11:560 min4 Sep
Kolkata12:26 → 11:1811:120 min11:117 min5 Sep
Singapore14:56 → 13:4812:400 min12:3948 min5 Sep
Sydney16:56 → 15:4811:310 min11:3048 min5 Sep
Suva18:56 → 17:4811:420 min11:4148 min5 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