Ruling · Vivasvat Saptamī · 2001

Wednesday 27 June

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 564 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 Wednesday 27 June

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:57  12:45 madhyāhna ends
11:0911:3311:5712:2112:4513:0913:33

48 of 48 minutes covered

Midday of Thursday 28 June

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:57  12:45 madhyāhna ends
11:0911:3311:5712:2112:4513:0913:33

0 of 48 minutes covered

Saptamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Saptamī runs from 02:33 on Wed 27 Jun to 00:18 on Thu 28 Jun.

    2001-06-26T18:32:47Z → 2001-06-27T16:17:48Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:57–12:45 on the 27th, 11:57–12:45 on the 28th.

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

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 27th and 0 of 48 on the 28th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 33858 s

  5. 05

    Ruling

    Vivasvat Saptamī, Baoding, 2001: Wednesday 27 June.

    confidence: determinate

Say it like this

In Baoding, Vivasvat Saptamī 2001 falls on Wednesday 27 June. Saptamī runs from 02:33 on Wed 27 Jun to 00:18 on Thu 28 Jun and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2001/vivasvat-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 27 Jun
Ahargaṇa, classicalDisc centre, no refractionWed 27 Jun
compat-drikpanchangComparison profileWed 27 Jun
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/vivasvat-saptami · ruleset 2026.3-draft

Month
Āṣāḍha, amānta
Pakṣa · aṅga
Śukla · Saptamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 102

“S 7 Vivasvat saptami (purvaviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceSaptamīMadhyāhna 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles11:33 → 09:1812:3248 min12:320 min26 Jun
Chicago13:33 → 11:1812:290 min12:300 min27 Jun
Jersey City14:33 → 12:1812:350 min12:350 min27 Jun
Port of Spain14:33 → 12:1811:450 min11:4533 min27 Jun
London19:33 → 17:1812:390 min12:3948 min27 Jun
Durban20:33 → 18:1811:350 min11:3548 min27 Jun
Dubai22:33 → 20:1811:580 min11:5848 min27 Jun
Delhi00:03 → 21:4812:000 min12:0048 min27 Jun
Kolkata00:03 → 21:4811:150 min11:1648 min27 Jun
Singapore02:33 → 00:1812:430 min12:4448 min27 Jun
Sydney04:33 → 02:1811:340 min11:3448 min27 Jun
Suva06:33 → 04:1811:450 min11:4548 min27 Jun
Profile · tradition
pac-rp@2026.1 · smarta
Rule
vivasvat-saptami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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