Type: Package
Title: Vedic Calendar System
Version: 0.1.9
Description: Provides platform for Vedic calendar system having several functionalities to facilitate conversion between Gregorian and Vedic calendar systems, and helpful in examining its impact in the time series analysis domain.
URL: https://www.neerajbokde.in/viggnette/2022-09-05-VedicDateTime
BugReports: https://github.com/prajwalkpatil/VedicDateTime/issues
License: GPL (≥ 3)
Encoding: UTF-8
RoxygenNote: 7.2.3
Depends: R (≥ 3.1.0)
Suggests: knitr, rmarkdown, testthat (≥ 3.0.0), qpdf, formatR, spelling, tinytex
VignetteBuilder: knitr
Imports: swephR
Config/testthat/edition: 3
Language: en-US
NeedsCompilation: no
Packaged: 2023-09-20 04:32:40 UTC; Prajwal Patil
Author: Neeraj Dhanraj Bokde [aut, cre, cph], Prajwal Kailasnath Patil [aut], Saradindu Sengupta [aut], Andrés Elías Feijóo Lorenzo [aut]
Maintainer: Neeraj Dhanraj Bokde <neerajdhanraj@gmail.com>
Repository: CRAN
Date/Publication: 2023-09-20 05:20:02 UTC

ahargana

Description

ahargana

Usage

ahargana(jd)

Arguments

jd

Julian day number

Value

Ahargana

Examples

ahargana(2459778)
ahargana(swephR::swe_julday(2022,7,14,0,swephR::SE$GREG_CAL))

day_duration

Description

Duration of the day for a given place and time

Usage

day_duration(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Vector containing the length of the day & in dms

Examples

day_duration(2459778,c(15.34, 75.13, +5.5))
day_duration(swephR::swe_julday(2022,7,14,0,swephR::SE$GREG_CAL),c(15.34, 75.13, +5.5))

elapsed_year

Description

elapsed_year

Usage

elapsed_year(jd, maasa_num)

Arguments

jd

Julian Day number

maasa_num

Number indicating the Maasa

Value

A vector containing Kali, Saka, and Vikram Samvat

Examples

elapsed_year(2459778,2)

from_dms

Description

Convert degrees, minutes, and seconds to decimal degrees

Usage

from_dms(degs, mins, secs)

Arguments

degs

Degrees

mins

Minutes

secs

Seconds

Value

Degrees as a decimal number

Examples

from_dms(30,15,50)

get_karana_name

Description

Get name(s) of the Karana for given Julian day number and place.

Usage

get_karana_name(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Name(s) of the Karana.

Examples

get_karana_name(2459778,c(15.34, 75.13, +5.5))
get_karana_name(swephR::swe_julday(2022,7,14,0,swephR::SE$GREG_CAL),c(15.34, 75.13, +5.5))

get_lagna_name

Description

Get name of the Lagna for given Julian day number.

Usage

get_lagna_name(jd)

Arguments

jd

Julian day number

Value

Name of the lagna.

Examples

get_lagna_name(2459778)
get_lagna_name(gregorian_to_jd(30,8,2022))

get_masa_name

Description

Get name of the Masa for given Julian day number and place.

Usage

get_masa_name(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Name of the Masa

Examples

get_masa_name(2459778,c(15.34, 75.13, +5.5))
get_masa_name(swephR::swe_julday(2022,7,14,0,swephR::SE$GREG_CAL),c(15.34, 75.13, +5.5))

get_nakshatra_name

Description

Get name(s) of the Nakshatra for given Julian day number and place.

Usage

get_nakshatra_name(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Name(s) of the Nakshatra and its ending time.

Examples

get_nakshatra_name(2459778,c(15.34, 75.13, +5.5))
get_nakshatra_name(swephR::swe_julday(2022,7,14,0,swephR::SE$GREG_CAL),c(15.34, 75.13, +5.5))

get_rashi_name

Description

Get name of the Rashi for given Julian day number.

Usage

get_rashi_name(jd)

Arguments

jd

Julian day number

Value

Name of the Rashi.

Examples

get_rashi_name(2459778)
get_rashi_name(gregorian_to_jd(30,8,2022))

get_ritu_name

Description

get_ritu_name

Usage

get_ritu_name(masa_num)

Arguments

masa_num

Number associated with a Masa

Value

Ritu's name

Examples

ritu(2)

get_samvatsara_name

Description

Name of the Shaka Samvatsar for a given Julian day number and maasa number.

Usage

get_samvatsara_name(jd, maasa_num)

Arguments

jd

Julian day number

maasa_num

Maasa number

Value

Shaka Samvatsar

Examples

get_samvatsara_name(2459778,2)

get_tithi_name

Description

Get name(s) of the Tithi for given Julian day number and place.

Usage

get_tithi_name(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Name(s) of the Tithi and its ending time.

Examples

get_tithi_name(2459778,c(15.34, 75.13, +5.5))
get_tithi_name(swephR::swe_julday(2022,7,14,0,swephR::SE$GREG_CAL),c(15.34, 75.13, +5.5))

get_vaara_name

Description

Get name of the Vaara for given Julian day number.

Usage

get_vaara_name(jd)

Arguments

jd

Julian day number

Value

Name of the Vaara.

Examples

get_vaara_name(2459778)
get_vaara_name(swephR::swe_julday(2022,7,14,0,swephR::SE$GREG_CAL))

get_yoga_name

Description

Get name(s) of the Yoga for given Julian day number and place.

Usage

get_yoga_name(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Name(s) of the Yoga and its ending time.

Examples

get_yoga_name(2459778,c(15.34, 75.13, +5.5))
get_yoga_name(swephR::swe_julday(2022,7,14,0,swephR::SE$GREG_CAL),c(15.34, 75.13, +5.5))

gregorian_to_jd

Description

Convert Gregorian date to Julian day number at 00:00 UTC

Usage

gregorian_to_jd(day, month, year)

Arguments

day

Day number

month

Month number

year

Year number

Value

Julian day number

Examples

gregorian_to_jd(18,7,2022)

inverse_lagrange

Description

Given two vectors x and y, find the value of x = xa when y = ya, i.e., f(xa) = ya

Usage

inverse_lagrange(x, y, ya)

Arguments

x

Vector x

y

Vector y

ya

Double ya

Value

Value of xa

jd_to_gregorian

Description

Convert Julian day number to Gregorian date

Usage

jd_to_gregorian(jd)

Arguments

jd

Julian day number

Value

Gregorian date

Examples

jd_to_gregorian(2459778)

karana

Description

Karana for a given place and time

Usage

karana(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Two karanas

Examples

karana(2459778,c(15.34, 75.13, +5.5))
karana(gregorian_to_jd(17,6,2022),c(15.34, 75.13, +5.5))

karanas

Description

Name of 60 Karanas which is when moon traverses 6° in longitude relative to the sun

Usage

karanas

Format

An object of class character of length 60.

Lagna

Description

Lagna for a given Julian day number

Usage

lagna(jd)

Arguments

jd

Julian day number

Value

Lagna as an integer

Examples

lagna(2459778)
lagna(gregorian_to_jd(30,8,2022))

lunar_phase

Description

Lunar phase for a given Julian day number

Usage

lunar_phase(jd)

Arguments

jd

Julian day number

Value

Lunar phase

Examples

lunar_phase(2459778)

masa

Description

Masa for a given place and time

Usage

masa(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Masa number and whether it is adhika masa or not

Examples

masa(2459778,c(15.34, 75.13, +5.5))
masa(swephR::swe_julday(2022,7,14,0,swephR::SE$GREG_CAL),c(15.34, 75.13, +5.5))

masas

Description

Lunar month in the Vedic calendar system

Usage

masas

Format

An object of class character of length 12.

moon_longitude

Description

Get Lunar longitude for a given Julian day number.

Usage

moon_longitude(jd)

Arguments

jd

Julian day

Value

Lunar longitude for jd

Examples

moon_longitude(2459778)
moon_longitude(2459500)

moonrise

Description

Moonrise for a given date and place

Usage

moonrise(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Moonrise as Julian day number

Examples

moonrise(2459778,c(15.34, 75.13, +5.5))

moonset

Description

Moonset for a given date and place

Usage

moonset(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Moonset as Julian day number

Examples

moonset(2459778,c(15.34, 75.13, +5.5))

nakshatra

Description

Nakshatra for a given place and time

Usage

nakshatra(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Nakshatra and it's ending time

Examples

nakshatra(2459778,c(15.34, 75.13, +5.5))
nakshatra(gregorian_to_jd(17,6,2022),c(15.34, 75.13, +5.5))

nakshatras

Description

Name of the 27 Nakshatras in Vedic calendar system

Usage

nakshatras

Format

An object of class character of length 27.

new_moon

Description

Julian day representing the new moon day for a given Julian day number and tithi

Usage

new_moon(jd, tithi_, opt = -1)

Arguments

jd

Julian day number

tithi_

Number associated with the tithi

opt

Option to select next new moon day(opt = 1) or previous new moon day (opt = -1), Default opt = -1 .

Value

New moon day as a Julian day number

Examples

new_moon(2459778,2)
new_moon(2459778,tithi(2459778,c(15.34, 75.13, +5.5)))

Rashi

Description

Rashi for a given Julian day number

Usage

rashi(jd)

Arguments

jd

Julian day number

Value

Rashi as an integer

Examples

rashi(2459778)
rashi(gregorian_to_jd(30,8,2022))

rashis

Description

The name of 12 Rashis which represents the position of the moon on the zodiac at a given time

Usage

rashis

Format

An object of class character of length 12.

ritu

Description

ritu

Usage

ritu(masa_num)

Arguments

masa_num

Number associated with a Masa

Value

Number associated with the Ritu

Examples

ritu(2)

ritus

Description

Name of the 6 seasons in Vedic calendar system

Usage

ritus

Format

An object of class character of length 6.

samvatsara

Description

Shaka Samvatsar for a given Julian day number and maasa number.

Usage

samvatsara(jd, maasa_num)

Arguments

jd

Julian day number

maasa_num

Maasa number

Value

Number associated with the Shaka Samvatsar

Examples

samvatsara(2459778,2)

samvatsars

Description

Name of the Year in Hindu Panchang

Usage

samvatsars

Format

An object of class character of length 60.

sun_longitude

Description

Get Solar longitude for a given Julian day number.

Usage

sun_longitude(jd)

Arguments

jd

Julian day

Value

Solar longitude for jd

Examples

sun_longitude(2459778)
sun_longitude(2459500)

sunrise

Description

Sunrise for a given date and place

Usage

sunrise(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Sunrise as Julian day number

Examples

sunrise(2459778,c(15.34, 75.13, +5.5))

sunset

Description

Sunset for a given date and place

Usage

sunset(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Sunset as Julian day number

Examples

sunset(2459778,c(15.34, 75.13, +5.5))

tithi

Description

Tithi for a given place and time

Usage

tithi(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Tithi and it's ending time

Examples

tithi(2459778,c(15.34, 75.13, +5.5))
tithi(gregorian_to_jd(17,6,2022),c(15.34, 75.13, +5.5))

tithis

Description

lunar day in the Vedic calendar system

Usage

tithis

Format

An object of class character of length 30.

to_dms

Description

Convert decimal degrees to degrees, minutes, and seconds

Usage

to_dms(deg)

Arguments

deg

Degrees as a decimal number

Value

A vector containing degrees, minutes and seconds

Examples

to_dms(30.263888889)

unwrap_angles

Description

Add 360 degs an element in the input vector if elements are not sorted in ascending order.

Usage

unwrap_angles(angles)

Arguments

angles

Vector containing angles

Value

angles in ascending order

vaara

Description

Vaara for a given Julian day number

Usage

vaara(jd)

Arguments

jd

Julian day number

Value

Vaara as an integer

Examples

vaara(2459778)

vaaras

Description

Name of the day of the week

Usage

vaaras

Format

An object of class character of length 7.

yoga

Description

Yoga for a given place and time

Usage

yoga(jd, place)

Arguments

jd

Julian day number

place

Vector containing latitude, longitude and timezone

Value

Yoga and it's ending time

Examples

yoga(2459778,c(15.34, 75.13, +5.5))
yoga(gregorian_to_jd(17,6,2022),c(15.34, 75.13, +5.5))

yogas

Description

Name of the 27 yogas which is sum of sidereal longitudes of sun and moon in the multiples of 13 degrees 20 minutes

Usage

yogas

Format

An object of class character of length 27.