Ishta Devta — Personal Deity

Computes Ishta Devta (personal deity) from the 12th house lord of the Navamsa (D9) chart per Jaimini-tradition rules. Returns the ruling planet, associated deity, and D9 positions. Request JSON follows BirthInput: name (optional, default Chart), date (YYYY-MM-DD), time (HH:MM, required), either location or latitude/longitude/timezone, optional ayanamsa (lahiri|raman|kp|tropical).

Endpoint

POST /v1/astro/ishta-devta

Request parameters

Field	Type	Required	Description
location	string \| null	No	City name to resolve to lat/lon/tz automatically. Example: 'Mumbai' or 'New Delhi, India'. If provided, latitude, longitude and timezone are not required.
name	string	No	Person name associated with the birth record
date	string	Yes	Birth date in YYYY-MM-DD format
time	string \| null	No	Birth time in HH:MM 24-hour format. If omitted, sunrise chart is used as fallback.
latitude	number \| null	No	Latitude. Required if location not provided.
longitude	number \| null	No	Longitude. Required if location not provided.
timezone	string \| null	No	IANA timezone. Required if location not provided.
ayanamsa	string	No	Sidereal ayanamsa mode used in calculations

Example request

curl
Python
TypeScript

curl -X POST "https://api.asterwise.com/v1/astro/ishta-devta" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"date":"1985-11-12","time":"06:45","latitude":19.076,"longitude":72.8777,"timezone":"Asia/Kolkata"}'

import asterwise
from asterwise.api.astrology_api import AstrologyApi
from asterwise.models.ishta_devta_request import IshtaDevtaRequest

configuration = asterwise.Configuration(
    host="https://api.asterwise.com",
    access_token="YOUR_API_KEY",
)

request = IshtaDevtaRequest(
    date="1985-11-12",
    time="06:45",
    latitude=19.076,
    longitude=72.8777,
    timezone="Asia/Kolkata",
)

with asterwise.ApiClient(configuration) as client:
    api = AstrologyApi(client)
    result = api.ishta_devata(ishta_devta_request=request)
    print(result)

import { createClient, createConfig, ishtaDevata } from 'asterwise';

const client = createClient(createConfig({
  baseUrl: 'https://api.asterwise.com',
  headers: { Authorization: 'Bearer YOUR_API_KEY' },
}));

const result = await ishtaDevata({
  client,
  body: {
      "date": "1985-11-12",
      "time": "06:45",
      "latitude": 19.076,
      "longitude": 72.8777,
      "timezone": "Asia/Kolkata"
  },
});

console.log(result.data);

Example response

{
  "success": true,
  "message": "success",
  "data": {
    "atmakaraka": "Sun",
    "karakamsha_lagna": "Vrishabha",
    "karakamsha_lagna_index": 1,
    "jivanmuktamsa_planet": null,
    "navamsa_lagna": "Vrishabha",
    "navamsa_lagna_index": 1,
    "twelfth_house_sign": "Mesha",
    "twelfth_house_index": 0,
    "planets_in_12th": [],
    "ishta_devta_planet": "Mars",
    "deity": "Lord Skanda (Kartikeya)",
    "description": "Lord Skanda (Kartikeya) — courage, strength, discipline",
    "method": "strongest_in_karakamsha_d9",
    "d9_positions": {
      "Sun": {
        "sign": "Vrishabha",
        "sign_num": 1
      },
      "Moon": {
        "sign": "Meena",
        "sign_num": 11
      },
      "Mars": {
        "sign": "Vrishabha",
        "sign_num": 1
      },
      "Mercury": {
        "sign": "Dhanu",
        "sign_num": 8
      },
      "Jupiter": {
        "sign": "Vrishabha",
        "sign_num": 1
      },
      "Venus": {
        "sign": "Dhanu",
        "sign_num": 8
      },
      "Saturn": {
        "sign": "Simha",
        "sign_num": 4
      },
      "Rahu": {
        "sign": "Simha",
        "sign_num": 4
      },
      "Ketu": {
        "sign": "Kumbha",
        "sign_num": 10
      }
    }
  }
}

Response fields

Field	Type	Description
success	boolean	True if the request succeeded
message	string	Human-readable status message
data	object
data.atmakaraka	string
data.karakamsha_lagna	string
data.karakamsha_lagna_index	integer
data.jivanmuktamsa_planet	string \| null
data.navamsa_lagna	string
data.navamsa_lagna_index	integer
data.twelfth_house_sign	string
data.twelfth_house_index	integer
data.planets_in_12th	array[string]
data.ishta_devta_planet	string
data.deity	string
data.description	string
data.method	string
data.d9_positions	object

Errors

Code	Description	Reference
authentication_failed	Missing or invalid API key.	authentication_failed
ephemeris_unavailable	Upstream ephemeris service error.	ephemeris_unavailable
insufficient_tier	API key tier does not include this endpoint.	insufficient_tier
internal_error	Unexpected server error.	internal_error
ip_rate_limit_exceeded	Too many requests in a short window.	ip_rate_limit_exceeded
payload_too_large	Request body exceeds the size limit.	payload_too_large
resource_not_found	Referenced resource was not found.	resource_not_found
validation_error	Request body failed schema validation.	validation_error

Endpoint​

Request parameters​

Example request​

Example response​

Response fields​

Errors​

Related endpoints​