Ruling · Vivasvat Saptamī · 1903

Wednesday 1 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 284 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 Tuesday 30 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

Midday of Wednesday 1 July

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

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

How it was decided

  1. 01

    Aṅga

    Saptamī runs from 18:56 on Tue 30 Jun to 17:30 on Wed 1 Jul.

    1903-06-30T10:56:13Z → 1903-07-01T09:29:33Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:57–12:45 on the 30th, 11:57–12:45 on the 1st.

    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 30th and 48 of 48 on the 1st.

    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 17049 s

  5. 05

    Ruling

    Vivasvat Saptamī, Baoding, 1903: Wednesday 1 July.

    confidence: determinate

Say it like this

In Baoding, Vivasvat Saptamī 1903 falls on Wednesday 1 July. Saptamī runs from 18:56 on Tue 30 Jun to 17:30 on Wed 1 Jul and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1903/vivasvat-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 1 Jul
Ahargaṇa, classicalDisc centre, no refractionWed 1 Jul
compat-drikpanchangComparison profileWed 1 Jul
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 30thCoveredMadhyāhna 1stCoveredRuled
Los Angeles02:56 → 01:3011:3248 min11:320 min30 Jun
Chicago04:56 → 03:3011:3048 min11:300 min30 Jun
Jersey City05:56 → 04:3011:3548 min11:360 min30 Jun
Port of Spain06:56 → 05:3011:4548 min11:450 min30 Jun
London10:56 → 09:3011:4048 min11:400 min30 Jun
Durban12:56 → 11:3011:350 min11:350 min1 Jul
Dubai14:37 → 13:1111:390 min11:3948 min1 Jul
Delhi16:17 → 14:5111:510 min11:5148 min1 Jul
Kolkata16:17 → 14:5111:070 min11:0748 min1 Jul
Singapore17:51 → 16:2511:390 min11:3948 min1 Jul
Sydney20:56 → 19:3011:340 min11:3548 min1 Jul
Suva22:51 → 21:2511:400 min11:4148 min1 Jul
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

About Ahargaṇa