find_satellites_above

List satellites above an observer within an angular search radius.

Signature: find_satellites_above(observer_lat: decimal number, decimal degrees (WGS84), required; observer_lon: decimal number, decimal degrees (WGS84), required; observer_alt_m: decimal number, metres, optional, default 0; radius_deg: integer, degrees, optional, default 30; category_id: integer, optional, default 0; limit: integer, items, optional, default 25; offset: integer, items, optional, default 0)

Direct GET

For navigating agents: open the HTML page with parameters in the URL. The result is fetched and displayed without screenshots or form filling.

Open this validated HTML GET URL

https://allemannsdata.com/wiki/kilder/n2yo/find_satellites_above/?observer_lat={observer_lat}&observer_lon={observer_lon}&observer_alt_m=0&radius_deg=30&category_id=0&limit=25&offset=0

Replace {observer_lat}, {observer_lon}, {observer_alt_m}, {radius_deg}, {category_id} with values. Remove unused optional parameters from the URL.

For software and dashboards: Read the operation descriptor. The JSON GET template is https://allemannsdata.com/wiki/api/v1/kilder/n2yo/find_satellites_above?observer_lat={observer_lat}&observer_lon={observer_lon}&observer_alt_m=0&radius_deg=30&category_id=0&limit=25&offset=0. Open this exact request as JSON.

ParameterRequirementJSON typeDescription
observer_latrequirednumberObserver latitude in WGS84 decimal degrees. Unit: decimal degrees (WGS84).
observer_lonrequirednumberObserver longitude in WGS84 decimal degrees. Unit: decimal degrees (WGS84).
observer_alt_moptionalnumberObserver altitude above sea level in metres. Unit: metres.
radius_degoptionalintegerSearch radius from 0 to 90 degrees. Unit: degrees.
category_idoptionalintegerN2YO category id; 0 means all categories, 1 brightest.
limitoptionalintegerGateway page size; default 25, maximum 100.
offsetoptionalintegerNumber of list items to skip; default 0.
Generated JavaScript, Python and response structure

Use JSON when the user requests code, machine-readable data, value extraction or further computation. Use the HTML GET page to identify the correct source and verify parameters.

Example for generated JavaScript and Python

https://allemannsdata.com/wiki/api/v1/kilder/n2yo/find_satellites_above?observer_lat={observer_lat}&observer_lon={observer_lon}&observer_alt_m=0&radius_deg=30&category_id=0&limit=25&offset=0

Replace URL placeholders and remove unused optional parameters.

JavaScript in a dashboard

const url = "https://allemannsdata.com/wiki/api/v1/kilder/n2yo/find_satellites_above?observer_lat={observer_lat}&observer_lon={observer_lon}&observer_alt_m=0&radius_deg=30&category_id=0&limit=25&offset=0";
const response = await fetch(url);
if (!response.ok) {
  const failure = await response.json();
  throw new Error(`${failure.error.code}: ${failure.error.message} ${failure.suggestion}`);
}
const result = await response.json();
const data = result.data;

Python without additional packages

import json
from urllib.request import urlopen

url = "https://allemannsdata.com/wiki/api/v1/kilder/n2yo/find_satellites_above?observer_lat={observer_lat}&observer_lon={observer_lon}&observer_alt_m=0&radius_deg=30&category_id=0&limit=25&offset=0"
with urlopen(url) as response:
    result = json.load(response)
data = result["data"]

Response structure

{
  "source": "n2yo",
  "operation": "find_satellites_above",
  "parameters": {},
  "data": {},
  "entities": [],
  "_meta": {"retrieved_at": "...", "sources": [], "cache": {}},
  "_links": {"self": "...", "source": "...", "wiki": "...", "feedback": "..."}
}
Form for manual use

The form is a fallback for people and browser agents that cannot open the GET URL directly.

Type: decimal number. Observer latitude in WGS84 decimal degrees. Unit: decimal degrees (WGS84).
Type: decimal number. Observer longitude in WGS84 decimal degrees. Unit: decimal degrees (WGS84).
Type: decimal number. Observer altitude above sea level in metres. Unit: metres.
Type: integer. Search radius from 0 to 90 degrees. Unit: degrees.
Type: integer. N2YO category id; 0 means all categories, 1 brightest.

Result

Source: N2YO satellite data. Retrieved 2026-09-23T11:05:25Z in 2.601 seconds.

info:
category:
ANY
transactionscount:
98
satcount:
138
above:

25 results

  1. satid:
    409
    satname:
    THOR ABLESTAR DEB
    intDesignator:
    1961-015EJ
    launchDate:
    1961-06-29
    satlat:
    66.7955
    satlng:
    17.3076
    satalt:
    766.1534
  2. satid:
    837
    satname:
    OPS 3674 (VELA 4)
    intDesignator:
    1964-040B
    launchDate:
    1964-07-17
    satlat:
    46.145
    satlng:
    16.8761
    satalt:
    175159.3261
  3. satid:
    2997
    satname:
    WESTFORD NEEDLES
    intDesignator:
    1963-014AU
    launchDate:
    1963-05-09
    satlat:
    71.6595
    satlng:
    -5.9466
    satalt:
    2869.9257
  4. satid:
    3616
    satname:
    DELTA 1 R/B
    intDesignator:
    1968-114B
    launchDate:
    1968-12-15
    satlat:
    66.6384
    satlng:
    13.7415
    satalt:
    1475.8466
  5. satid:
    6122
    satname:
    COSMOS 509
    intDesignator:
    1972-057F
    launchDate:
    1972-07-20
    satlat:
    73.9547
    satlng:
    5.7265
    satalt:
    1501.1518
  6. satid:
    6319
    satname:
    COSMOS 539
    intDesignator:
    1972-102A
    launchDate:
    1972-12-21
    satlat:
    70.1806
    satlng:
    15.6712
    satalt:
    1384.9537
  7. satid:
    7066
    satname:
    DELTA 1 DEB
    intDesignator:
    1973-086BJ
    launchDate:
    1973-11-06
    satlat:
    73.6207
    satlng:
    4.172
    satalt:
    1521.3393
  8. satid:
    7266
    satname:
    COSMOS 642
    intDesignator:
    1974-024B
    launchDate:
    1974-04-23
    satlat:
    68.3418
    satlng:
    13.8709
    satalt:
    1369.8697
  9. satid:
    7800
    satname:
    SL-6 R/B(2)
    intDesignator:
    1975-036D
    launchDate:
    1975-04-29
    satlat:
    49.2269
    satlng:
    0.3228
    satalt:
    22094.63
  10. satid:
    8396
    satname:
    THORAD DELTA 1 DEB
    intDesignator:
    1974-089BY
    launchDate:
    1974-11-15
    satlat:
    69.8208
    satlng:
    29.217
    satalt:
    1551.3097
  11. satid:
    8601
    satname:
    MOLNIYA 1-32
    intDesignator:
    1976-006A
    launchDate:
    1976-01-22
    satlat:
    61.0357
    satlng:
    19.7734
    satalt:
    34047.2051
  12. satid:
    9985
    satname:
    THORAD DELTA 1 DEB
    intDesignator:
    1974-089EC
    launchDate:
    1974-11-15
    satlat:
    67.5025
    satlng:
    31.7423
    satalt:
    1503.8326
  13. satid:
    10150
    satname:
    COSMOS 931
    intDesignator:
    1977-068A
    launchDate:
    1977-07-20
    satlat:
    70.1954
    satlng:
    -45.7211
    satalt:
    20759.544
  14. satid:
    11909
    satname:
    SL-6 R/B(2)
    intDesignator:
    1980-063D
    launchDate:
    1980-07-18
    satlat:
    55.0351
    satlng:
    -27.3911
    satalt:
    35382.283
  15. satid:
    12032
    satname:
    COSMOS 1217
    intDesignator:
    1980-085A
    launchDate:
    1980-10-24
    satlat:
    67.822
    satlng:
    66.0928
    satalt:
    31107.5431
  16. satid:
    12647
    satname:
    DELTA 1 DEB
    intDesignator:
    1976-077EA
    launchDate:
    1976-07-29
    satlat:
    73.9075
    satlng:
    13.8435
    satalt:
    1556.8153
  17. satid:
    13075
    satname:
    SL-6 R/B(2)
    intDesignator:
    1982-015D
    launchDate:
    1982-02-26
    satlat:
    60.1371
    satlng:
    43.8981
    satalt:
    38859.6517
  18. satid:
    13113
    satname:
    METEOR 2-8
    intDesignator:
    1982-025A
    launchDate:
    1982-03-25
    satlat:
    67.3141
    satlng:
    13.0164
    satalt:
    966.2053
  19. satid:
    13606
    satname:
    COSMOS 1414 (GLONASS)
    intDesignator:
    1982-100D
    launchDate:
    1982-10-12
    satlat:
    62.9147
    satlng:
    12.6508
    satalt:
    19057.8281
  20. satid:
    13875
    satname:
    MOLNIYA 3-20
    intDesignator:
    1983-015A
    launchDate:
    1983-03-11
    satlat:
    61.9828
    satlng:
    50.3286
    satalt:
    38799.3151
  21. satid:
    13904
    satname:
    SL-6 DEB
    intDesignator:
    1981-088G
    launchDate:
    1981-09-11
    satlat:
    61.1713
    satlng:
    52.2991
    satalt:
    9096.5143
  22. satid:
    13911
    satname:
    SL-6 DEB
    intDesignator:
    1981-088L
    launchDate:
    1981-09-11
    satlat:
    62.8274
    satlng:
    49.7902
    satalt:
    7841.0575
  23. satid:
    14259
    satname:
    COSMOS 1491 (GLONASS)
    intDesignator:
    1983-084B
    launchDate:
    1983-08-10
    satlat:
    53.6012
    satlng:
    26.9564
    satalt:
    19001.616
  24. satid:
    14736
    satname:
    COSMOS 1317 DEB
    intDesignator:
    1981-108G
    launchDate:
    1981-10-31
    satlat:
    63.41
    satlng:
    82.4632
    satalt:
    28623.6486
  25. satid:
    14790
    satname:
    COSMOS 1541
    intDesignator:
    1984-024A
    launchDate:
    1984-03-06
    satlat:
    63.4072
    satlng:
    17.1597
    satalt:
    13863.3468
limit:
25
offset:
0
returned:
25
has_more_results:
yes
truncated:
yes
next_offset:
25
Show all fields in HTML
info:
category:
ANY
transactionscount:
98
satcount:
138
above:

25 results

  1. satid:
    409
    satname:
    THOR ABLESTAR DEB
    intDesignator:
    1961-015EJ
    launchDate:
    1961-06-29
    satlat:
    66.7955
    satlng:
    17.3076
    satalt:
    766.1534
  2. satid:
    837
    satname:
    OPS 3674 (VELA 4)
    intDesignator:
    1964-040B
    launchDate:
    1964-07-17
    satlat:
    46.145
    satlng:
    16.8761
    satalt:
    175159.3261
  3. satid:
    2997
    satname:
    WESTFORD NEEDLES
    intDesignator:
    1963-014AU
    launchDate:
    1963-05-09
    satlat:
    71.6595
    satlng:
    -5.9466
    satalt:
    2869.9257
  4. satid:
    3616
    satname:
    DELTA 1 R/B
    intDesignator:
    1968-114B
    launchDate:
    1968-12-15
    satlat:
    66.6384
    satlng:
    13.7415
    satalt:
    1475.8466
  5. satid:
    6122
    satname:
    COSMOS 509
    intDesignator:
    1972-057F
    launchDate:
    1972-07-20
    satlat:
    73.9547
    satlng:
    5.7265
    satalt:
    1501.1518
  6. satid:
    6319
    satname:
    COSMOS 539
    intDesignator:
    1972-102A
    launchDate:
    1972-12-21
    satlat:
    70.1806
    satlng:
    15.6712
    satalt:
    1384.9537
  7. satid:
    7066
    satname:
    DELTA 1 DEB
    intDesignator:
    1973-086BJ
    launchDate:
    1973-11-06
    satlat:
    73.6207
    satlng:
    4.172
    satalt:
    1521.3393
  8. satid:
    7266
    satname:
    COSMOS 642
    intDesignator:
    1974-024B
    launchDate:
    1974-04-23
    satlat:
    68.3418
    satlng:
    13.8709
    satalt:
    1369.8697
  9. satid:
    7800
    satname:
    SL-6 R/B(2)
    intDesignator:
    1975-036D
    launchDate:
    1975-04-29
    satlat:
    49.2269
    satlng:
    0.3228
    satalt:
    22094.63
  10. satid:
    8396
    satname:
    THORAD DELTA 1 DEB
    intDesignator:
    1974-089BY
    launchDate:
    1974-11-15
    satlat:
    69.8208
    satlng:
    29.217
    satalt:
    1551.3097
  11. satid:
    8601
    satname:
    MOLNIYA 1-32
    intDesignator:
    1976-006A
    launchDate:
    1976-01-22
    satlat:
    61.0357
    satlng:
    19.7734
    satalt:
    34047.2051
  12. satid:
    9985
    satname:
    THORAD DELTA 1 DEB
    intDesignator:
    1974-089EC
    launchDate:
    1974-11-15
    satlat:
    67.5025
    satlng:
    31.7423
    satalt:
    1503.8326
  13. satid:
    10150
    satname:
    COSMOS 931
    intDesignator:
    1977-068A
    launchDate:
    1977-07-20
    satlat:
    70.1954
    satlng:
    -45.7211
    satalt:
    20759.544
  14. satid:
    11909
    satname:
    SL-6 R/B(2)
    intDesignator:
    1980-063D
    launchDate:
    1980-07-18
    satlat:
    55.0351
    satlng:
    -27.3911
    satalt:
    35382.283
  15. satid:
    12032
    satname:
    COSMOS 1217
    intDesignator:
    1980-085A
    launchDate:
    1980-10-24
    satlat:
    67.822
    satlng:
    66.0928
    satalt:
    31107.5431
  16. satid:
    12647
    satname:
    DELTA 1 DEB
    intDesignator:
    1976-077EA
    launchDate:
    1976-07-29
    satlat:
    73.9075
    satlng:
    13.8435
    satalt:
    1556.8153
  17. satid:
    13075
    satname:
    SL-6 R/B(2)
    intDesignator:
    1982-015D
    launchDate:
    1982-02-26
    satlat:
    60.1371
    satlng:
    43.8981
    satalt:
    38859.6517
  18. satid:
    13113
    satname:
    METEOR 2-8
    intDesignator:
    1982-025A
    launchDate:
    1982-03-25
    satlat:
    67.3141
    satlng:
    13.0164
    satalt:
    966.2053
  19. satid:
    13606
    satname:
    COSMOS 1414 (GLONASS)
    intDesignator:
    1982-100D
    launchDate:
    1982-10-12
    satlat:
    62.9147
    satlng:
    12.6508
    satalt:
    19057.8281
  20. satid:
    13875
    satname:
    MOLNIYA 3-20
    intDesignator:
    1983-015A
    launchDate:
    1983-03-11
    satlat:
    61.9828
    satlng:
    50.3286
    satalt:
    38799.3151
  21. satid:
    13904
    satname:
    SL-6 DEB
    intDesignator:
    1981-088G
    launchDate:
    1981-09-11
    satlat:
    61.1713
    satlng:
    52.2991
    satalt:
    9096.5143
  22. satid:
    13911
    satname:
    SL-6 DEB
    intDesignator:
    1981-088L
    launchDate:
    1981-09-11
    satlat:
    62.8274
    satlng:
    49.7902
    satalt:
    7841.0575
  23. satid:
    14259
    satname:
    COSMOS 1491 (GLONASS)
    intDesignator:
    1983-084B
    launchDate:
    1983-08-10
    satlat:
    53.6012
    satlng:
    26.9564
    satalt:
    19001.616
  24. satid:
    14736
    satname:
    COSMOS 1317 DEB
    intDesignator:
    1981-108G
    launchDate:
    1981-10-31
    satlat:
    63.41
    satlng:
    82.4632
    satalt:
    28623.6486
  25. satid:
    14790
    satname:
    COSMOS 1541
    intDesignator:
    1984-024A
    launchDate:
    1984-03-06
    satlat:
    63.4072
    satlng:
    17.1597
    satalt:
    13863.3468
limit:
25
offset:
0
returned:
25
has_more_results:
yes
truncated:
yes
next_offset:
25
Will you use the result in generated code?

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How an AI agent should use this page

Ground rule: Navigate with HTML GET links to keep explanations and relationships. Use the page's JSON alternative only when concrete values must be extracted, compared or computed.

How to use the find_satellites_above lookup

  1. Replace the placeholders in the HTML GET template; remove optional parameters you do not need.
  2. Check types, units, limits and ID formats in the parameter table.
  3. Follow linked results to canonical pages before combining sources.

Misreading to avoid: An empty list means "no results for this lookup". An error message or unavailable source does not mean the data does not exist.

Source-specific next step

Go to the source page for other operations. Use the JSON template only after the HTML result shows that the parameters and source are correct.