Ruling · Sūrya Ṣaṣṭhī (Bhādrapada) · 1920

Saturday 18 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 425 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 Friday 17 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

Midday of Saturday 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

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

How it was decided

  1. 01

    Aṅga

    Ṣaṣṭhī runs from 19:41 on Fri 17 Sep to 21:28 on Sat 18 Sep.

    1920-09-17T11:41:09Z → 1920-09-18T13:28:20Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:48–12:36 on the 17th, 11:48–12:36 on the 18th.

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

  3. 03

    Rule

    Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 17th and 48 of 48 on the 18th.

    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 25481 s

  5. 05

    Ruling

    Sūrya Ṣaṣṭhī (Bhādrapada), Baoding, 1920: Saturday 18 September.

    confidence: determinate

Say it like this

In Baoding, Sūrya Ṣaṣṭhī (Bhādrapada) 1920 falls on Saturday 18 September. Ṣaṣṭhī runs from 19:41 on Fri 17 Sep to 21:28 on Sat 18 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1920/surya-shashthi-bhadrapada · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 18 Sep
Ahargaṇa, classicalDisc centre, no refractionSat 18 Sep
compat-drikpanchangComparison profileSat 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 Angeles03:41 → 05:2811:2348 min11:230 min17 Sep
Chicago06:41 → 08:2812:2148 min12:200 min17 Sep
Jersey City07:41 → 09:2812:2648 min12:260 min17 Sep
Port of Spain07:41 → 09:2811:3648 min11:360 min17 Sep
London12:41 → 14:2812:3137 min12:3048 min18 Sep
Durban13:41 → 15:2811:270 min11:2648 min18 Sep
Dubai15:41 → 17:2811:490 min11:4948 min18 Sep
Delhi17:11 → 18:5811:510 min11:5148 min18 Sep
Kolkata17:11 → 18:5811:070 min11:0748 min18 Sep
Singapore18:41 → 20:2811:350 min11:3548 min18 Sep
Sydney21:41 → 23:2811:260 min11:2648 min18 Sep
Suva23:41 → 01:2811:370 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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