Ruling · Vivasvat Saptamī · 1901

Sunday 23 June

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 119 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 Saturday 22 June

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

0 of 48 minutes covered

Midday of Sunday 23 June

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

48 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 14:43 on Sat 22 Jun to 16:04 on Sun 23 Jun.

    1901-06-22T06:42:45Z → 1901-06-23T08:04:06Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:56–12:44 on the 22nd, 11:56–12:44 on the 23rd.

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

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.

    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 7145 s

  5. 05

    Ruling

    Vivasvat Saptamī, Baoding, 1901: Sunday 23 June.

    confidence: determinate

Say it like this

In Baoding, Vivasvat Saptamī 1901 falls on Sunday 23 June. Saptamī runs from 14:43 on Sat 22 Jun to 16:04 on Sun 23 Jun and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1901/vivasvat-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 23 Jun
Ahargaṇa, classicalDisc centre, no refractionSun 23 Jun
compat-drikpanchangComparison profileSun 23 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 22ndCoveredMadhyāhna 23rdCoveredRuled
Los Angeles22:43 → 00:0411:3148 min11:310 min22 Jun
Chicago00:43 → 02:0411:2848 min11:280 min22 Jun
Jersey City01:43 → 03:0411:3448 min11:340 min22 Jun
Port of Spain02:43 → 04:0411:4448 min11:440 min22 Jun
London06:43 → 08:0411:3848 min11:380 min22 Jun
Durban08:13 → 09:3411:0348 min11:040 min22 Jun
Dubai10:24 → 11:4511:3748 min11:388 min22 Jun
Delhi12:04 → 13:2511:5034 min11:5048 min22 Jun
Kolkata12:04 → 13:2511:050 min11:0548 min23 Jun
Singapore13:38 → 14:5911:370 min11:3748 min23 Jun
Sydney16:43 → 18:0411:330 min11:3348 min23 Jun
Suva18:38 → 19:5911:390 min11:3948 min23 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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