Ruling · Sūrya Ṣaṣṭhī (Bhādrapada) · 1939

Monday 18 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 320 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 Monday 18 September

Taken. The only midday Ṣaṣṭhī reaches.

madhyāhna begins 11:48  12:36 madhyāhna ends
11:0011:2411:4812:1212:3613:0013:24

48 of 48 minutes covered

Midday of Tuesday 19 September

Ṣaṣṭhī is absent from madhyāhna. Not taken.

madhyāhna begins 11:48  12:36 madhyāhna ends
11:0011:2411:4812:1212:3613:0013:24

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Ṣaṣṭhī runs from 06:28 on Mon 18 Sep to 05:56 on Tue 19 Sep.

    1939-09-17T22:28:27Z → 1939-09-18T21:55:46Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:48–12:36 on the 18th, 11:48–12:36 on the 19th.

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

  3. 03

    Rule

    Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 18th and 0 of 48 on the 19th.

    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: paraviddha → only-day · margin 19193 s

  5. 05

    Ruling

    Sūrya Ṣaṣṭhī (Bhādrapada), Baoding, 1939: Monday 18 September.

    confidence: determinate

Say it like this

In Baoding, Sūrya Ṣaṣṭhī (Bhādrapada) 1939 falls on Monday 18 September. Ṣaṣṭhī runs from 06:28 on Mon 18 Sep to 05:56 on Tue 19 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1939/surya-shashthi-bhadrapada · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 18 Sep
Ahargaṇa, classicalDisc centre, no refractionMon 18 Sep
compat-drikpanchangComparison profileMon 18 Sep
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/surya-shashthi-bhadrapada · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Śukla · Ṣaṣṭhī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 103

“S 6 Surya sasthi (paraviddha), Lolarka sasthi” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceṢaṣṭhīMadhyāhna 17thCoveredMadhyāhna 18thCoveredRuled
Los Angeles14:28 → 13:5611:230 min11:2348 min18 Sep
Chicago17:28 → 16:5612:210 min12:2148 min18 Sep
Jersey City18:28 → 17:5612:270 min12:2648 min18 Sep
Port of Spain18:28 → 17:5611:370 min11:3648 min18 Sep
London23:28 → 22:5612:310 min12:3048 min18 Sep
Durban00:28 → 23:5611:270 min11:2748 min18 Sep
Dubai02:28 → 01:5611:490 min11:4948 min18 Sep
Delhi03:58 → 03:2611:520 min11:5148 min18 Sep
Kolkata03:58 → 03:2611:070 min11:0748 min18 Sep
Singapore05:48 → 05:1611:550 min11:5548 min18 Sep
Sydney08:28 → 07:5611:260 min11:2648 min18 Sep
Suva10:28 → 09:5611:370 min11:3748 min18 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
surya-shashthi-bhadrapada@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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