Phase Return

POST

/phase-return

• Production

Find dates when a planet returns to its same synodic phase relative to the Sun (e.g. next Venus heliacal rising, next Mars retrograde station).

Authorizations

• ApiKeyAuth

Code Samples

cURL

curl -X POST https://api.astroway.info/v1/phase-return \
  -H "X-Api-Key: aw_live_..." \
  -H "Content-Type: application/json" \
  -d '{ "date": "1990-05-15", "time": "14:30:00", "timezoneOffset": 3, "latitude": 50.45, "longitude": 30.52, "startYear": 2024, "endYear": 2030 }'

Node.js

const res = await fetch('https://api.astroway.info/v1/phase-return', {
  method: 'POST',
  headers: {
    'X-Api-Key': process.env.ASTROWAY_API_KEY,
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
    "date": "1990-05-15",
    "time": "14:30:00",
    "timezoneOffset": 3,
    "latitude": 50.45,
    "longitude": 30.52,
    "startYear": 2024,
    "endYear": 2030
  }),
});
const { ok, data, error } = await res.json();
if (!ok) throw new Error(error.message);
console.log(data);

Python

import os, requests

r = requests.post(
    'https://api.astroway.info/v1/phase-return',
    headers={'X-Api-Key': os.environ['ASTROWAY_API_KEY'], 'Content-Type': 'application/json'},
    json={
      'date': "1990-05-15",
      'time': "14:30:00",
      'timezoneOffset': 3,
      'latitude': 50.45,
      'longitude': 30.52,
      'startYear': 2024,
      'endYear': 2030
    },
)
result = r.json()
if not result['ok']:
    raise RuntimeError(result['error']['message'])
print(result['data'])

PHP

<?php
use GuzzleHttp\Client;

$client = new Client(['base_uri' => 'https://api.astroway.info/v1/']);
$r = $client->post('phase-return', [
    'headers' => ['X-Api-Key' => getenv('ASTROWAY_API_KEY')],
    'json' => [
        'date' => '1990-05-15',
        'time' => '14:30:00',
        'timezoneOffset' => 3,
        'latitude' => 50.45,
        'longitude' => 30.52,
        'startYear' => 2024,
        'endYear' => 2030,
    ],
]);
$result = json_decode($r->getBody(), true);
if (!$result['ok']) throw new \RuntimeException($result['error']['message']);
print_r($result['data']);

Request Body ^required

Birth data for a single natal chart. Required: date (YYYY-MM-DD), time (HH:mm:ss). Defaults to lat/lon/tz=0 if omitted; pass real values for accurate computation.

object

date

required

string

/^\d{4}-\d{2}-\d{2}$/

time

required

string

/^\d{2}:\d{2}:\d{2}$/

timezoneOffset

number

0 nullable

latitude

number

0 nullable

longitude

number

0 nullable

houseSystem

string

default: P

name

string

""

city

string

""

zodiacType

string

Allowed values: tropical sidereal

ayanamsaId

number

nullable

cosmogram

boolean

startYear

required

number

nullable

endYear

required

number

nullable

Example

{
  "date": "1990-05-15",
  "time": "14:30:00",
  "timezoneOffset": 3,
  "latitude": 50.45,
  "longitude": 30.52,
  "startYear": 2024,
  "endYear": 2030
}

Responses

200

Successful calculation

object

ok

boolean

Example

true

data

object

planet

string

phase

string

returns

Array<object>

object

date

string

longitude

number

Example

{
  "ok": true,
  "data": {
    "planet": "Venus",
    "phase": "heliacal-rising",
    "returns": [
      {
        "date": "2024-09-12",
        "longitude": 154.2
      },
      {
        "date": "2026-04-25",
        "longitude": 36.8
      }
    ]
  }
}

400

Validation error

Example

{
  "ok": false,
  "error": {
    "code": "INVALID_INPUT",
    "message": "Validation failed: date: Date must be YYYY-MM-DD",
    "details": [
      {
        "path": "date",
        "message": "Date must be YYYY-MM-DD"
      }
    ]
  }
}

401

Missing or invalid API key

Example

{
  "ok": false,
  "error": {
    "code": "INVALID_API_KEY",
    "message": "Invalid API key"
  }
}