Church Year

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Western church year: seasons, colors, feasts, Easter and Pascha, and the 1979 BCP Sunday lectionary.

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plan_sermon_series Read-only

Lays out a run of Sundays from a start date: each Sunday's name, season, color, lectionary year and appointed readings from the 1979 Book of Common Prayer lectionary, the seasons the run crosses, feasts that fall on those Sundays, and every book read on three or more consecutive Sundays, with the longest such run named as a possible series spine. Rule-based, no generated text.

weeksinteger, required

Number of Sundays, 1 to 26.

start_datestring, required

First date of the series, YYYY-MM-DD. A weekday starts at the next Sunday.

focusstring

Look for the series spine in one reading only: first, second, gospel or psalm.

Tools (4)

plan_sermon_series

read-only

Argument	Type	Description
focus	string	Look for the series spine in one reading only: first, second, gospel or psalm.
weeks*	integer	Number of Sundays, 1 to 26.
start_date*	string	First date of the series, YYYY-MM-DD. A weekday starts at the next Sunday.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "start_date",
    "weeks"
  ],
  "properties": {
    "focus": {
      "enum": [
        "first",
        "second",
        "gospel",
        "psalm"
      ],
      "type": "string",
      "description": "Look for the series spine in one reading only: first, second, gospel or psalm."
    },
    "weeks": {
      "type": "integer",
      "maximum": 26,
      "minimum": 1,
      "description": "Number of Sundays, 1 to 26."
    },
    "start_date": {
      "type": "string",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
      "description": "First date of the series, YYYY-MM-DD. A weekday starts at the next Sunday."
    }
  }
}

readings_for_sunday

Returns the appointed Bible readings (first reading, psalm, second reading, gospel, with the alternatives) for a Sunday or major feast from the three-year Sunday lectionary of the 1979 Book of Common Prayer, which is public domain. Give a date (a weekday without its own lessons moves to the next Sunday) or an occasion such as "advent-1", "proper-23", "easter-day" or "christmas-day" with a year of A, B or C. With include_text, adds the passage text from the World English Bible or King James Version, both public domain. Citations only, never another translation.

read-only

Argument	Type	Description
date	string	Date in YYYY-MM-DD form. Defaults to the next Sunday, Mountain Time.
year	string	Lectionary year for an occasion. Defaults to the year now in use.
occasion	string	Lectionary occasion instead of a date, for example "advent-1", "lent-3", "proper-12", "trinity", "all-saints".
translation	string	Translation for the text: "web" (World English Bible, default) or "kjv".
include_text	boolean	Also return the text of the first set of readings. Default false.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "date": {
      "type": "string",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
      "description": "Date in YYYY-MM-DD form. Defaults to the next Sunday, Mountain Time."
    },
    "year": {
      "enum": [
        "A",
        "B",
        "C"
      ],
      "type": "string",
      "description": "Lectionary year for an occasion. Defaults to the year now in use."
    },
    "occasion": {
      "enum": [
        "advent-1",
        "advent-2",
        "advent-3",
        "advent-4",
        "christmas-day",
        "christmas-1",
        "holy-name",
        "christmas-2",
        "epiphany",
        "epiphany-1",
        "epiphany-2",
        "epiphany-3",
        "epiphany-4",
        "epiphany-5",
        "epiphany-6",
        "epiphany-7",
        "epiphany-8",
        "epiphany-last",
        "ash-wednesday",
        "lent-1",
        "lent-2",
        "lent-3",
        "lent-4",
        "lent-5",
        "palm-sunday",
        "holy-monday",
        "holy-tuesday",
        "holy-wednesday",
        "maundy-thursday",
        "good-friday",
        "holy-saturday",
        "easter-day",
        "easter-monday",
        "easter-tuesday",
        "easter-wednesday",
        "easter-thursday",
        "easter-friday",
        "easter-saturday",
        "easter-2",
        "easter-3",
        "easter-4",
        "easter-5",
        "easter-6",
        "ascension",
        "easter-7",
        "pentecost",
        "trinity",
        "proper-1",
        "proper-2",
        "proper-3",
        "proper-4",
        "proper-5",
        "proper-6",
        "proper-7",
        "proper-8",
        "proper-9",
        "proper-10",
        "proper-11",
        "proper-12",
        "proper-13",
        "proper-14",
        "proper-15",
        "proper-16",
        "proper-17",
        "proper-18",
        "proper-19",
        "proper-20",
        "proper-21",
        "proper-22",
        "proper-23",
        "proper-24",
        "proper-25",
        "proper-26",
        "proper-27",
        "proper-28",
        "proper-29",
        "st-andrew",
        "st-thomas",
        "st-stephen",
        "st-john",
        "holy-innocents",
        "confession-of-st-peter",
        "conversion-of-st-paul",
        "presentation",
        "st-matthias",
        "st-joseph",
        "annunciation",
        "st-mark",
        "st-philip-and-st-james",
        "visitation",
        "st-barnabas",
        "nativity-of-st-john-the-baptist",
        "st-peter-and-st-paul",
        "independence-day",
        "st-mary-magdalene",
        "st-james",
        "transfiguration",
        "st-mary-the-virgin",
        "st-bartholomew",
        "holy-cross",
        "st-matthew",
        "st-michael-and-all-angels",
        "st-luke",
        "st-james-of-jerusalem",
        "st-simon-and-st-jude",
        "all-saints",
        "thanksgiving"
      ],
      "type": "string",
      "description": "Lectionary occasion instead of a date, for example \"advent-1\", \"lent-3\", \"proper-12\", \"trinity\", \"all-saints\"."
    },
    "translation": {
      "enum": [
        "web",
        "kjv"
      ],
      "type": "string",
      "description": "Translation for the text: \"web\" (World English Bible, default) or \"kjv\"."
    },
    "include_text": {
      "type": "boolean",
      "description": "Also return the text of the first set of readings. Default false."
    }
  }
}

season_for_date

Returns where a date falls in the Western church year: the season (Advent, Christmas, Epiphany, Lent, Holy Week, Easter, or the season after Pentecost, also called Ordinary Time), the week of the season, the day's observance and liturgical color, the church year and its lectionary year (A, B or C), and that year's Western Easter and Orthodox Pascha. Defaults to today in Mountain Time.

read-only

Argument	Type	Description
date	string	Date in YYYY-MM-DD form, years 1583 to 4099. Defaults to today in Mountain Time.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "date": {
      "type": "string",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
      "description": "Date in YYYY-MM-DD form, years 1583 to 4099. Defaults to today in Mountain Time."
    }
  }
}

upcoming_feast_days

Lists the dated feasts, fasts and holy days in a window: Ash Wednesday, Holy Week, Easter, Ascension, Pentecost, Trinity, Christ the King, Advent, Christmas, the Epiphany, the feasts of our Lord, apostles and evangelists, with each day's color. Applies the 1979 Book of Common Prayer rules that move a feast off a Sunday or out of Holy Week and Easter Week. Optionally includes Orthodox Pascha, Julian-calendar Christmas and Reformation Day.

read-only

Argument	Type	Description
days	integer	Length of the window in days, 1 to 400. Default 60.
from	string	First date of the window, YYYY-MM-DD. Defaults to today in Mountain Time.
include_saints_days	boolean	Include apostles', evangelists' and other saints' days. Default true.
include_other_traditions	boolean	Include Orthodox Pascha, Julian-calendar Christmas and Reformation Day. Default true.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "days": {
      "type": "integer",
      "maximum": 400,
      "minimum": 1,
      "description": "Length of the window in days, 1 to 400. Default 60."
    },
    "from": {
      "type": "string",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
      "description": "First date of the window, YYYY-MM-DD. Defaults to today in Mountain Time."
    },
    "include_saints_days": {
      "type": "boolean",
      "description": "Include apostles', evangelists' and other saints' days. Default true."
    },
    "include_other_traditions": {
      "type": "boolean",
      "description": "Include Orthodox Pascha, Julian-calendar Christmas and Reformation Day. Default true."
    }
  }
}