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 2026-09-22T12:32:05Z in 0.684 seconds.

info:
category:
ANY
transactionscount:
42
satcount:
123
above:

25 results

  1. satid:
    836
    satname:
    OPS 3662 (VELA 3)
    intDesignator:
    1964-040A
    launchDate:
    1964-07-17
    satlat:
    53.0471
    satlng:
    11.5166
    satalt:
    161638.4009
  2. satid:
    1312
    satname:
    DELTA 1 DEB
    intDesignator:
    1965-004C
    launchDate:
    1965-01-22
    satlat:
    58.1821
    satlng:
    16.6583
    satalt:
    2391.4395
  3. satid:
    2511
    satname:
    PAGEOS 1 DEB
    intDesignator:
    1966-056D
    launchDate:
    1966-06-24
    satlat:
    59.251
    satlng:
    31.9038
    satalt:
    4242.8815
  4. satid:
    7800
    satname:
    SL-6 R/B(2)
    intDesignator:
    1975-036D
    launchDate:
    1975-04-29
    satlat:
    62.7098
    satlng:
    17.2863
    satalt:
    33667.6917
  5. satid:
    8601
    satname:
    MOLNIYA 1-32
    intDesignator:
    1976-006A
    launchDate:
    1976-01-22
    satlat:
    63.7037
    satlng:
    25.4823
    satalt:
    37785.7902
  6. satid:
    10150
    satname:
    COSMOS 931
    intDesignator:
    1977-068A
    launchDate:
    1977-07-20
    satlat:
    63.4679
    satlng:
    -1.3652
    satalt:
    28670.5857
  7. satid:
    10449
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067AA
    launchDate:
    1976-07-08
    satlat:
    62.463
    satlng:
    19.4136
    satalt:
    1844.2808
  8. satid:
    10674
    satname:
    UME 2 (ISS-B)
    intDesignator:
    1978-018A
    launchDate:
    1978-02-16
    satlat:
    58.1765
    satlng:
    8.4536
    satalt:
    1159.4554
  9. satid:
    10684
    satname:
    OPS 5111 (NAVSTAR 1)
    intDesignator:
    1978-020A
    launchDate:
    1978-02-22
    satlat:
    55.0479
    satlng:
    -3.1823
    satalt:
    20464.0005
  10. satid:
    10758
    satname:
    DELTA 1 DEB
    intDesignator:
    1976-077BF
    launchDate:
    1976-07-29
    satlat:
    55.2984
    satlng:
    8.0412
    satalt:
    1529.4883
  11. satid:
    11417
    satname:
    COSMOS 1109
    intDesignator:
    1979-058A
    launchDate:
    1979-06-27
    satlat:
    49.1846
    satlng:
    20.187
    satalt:
    24754.0417
  12. satid:
    12242
    satname:
    DELTA 1 DEB
    intDesignator:
    1978-026CK
    launchDate:
    1978-03-05
    satlat:
    55.3689
    satlng:
    5.4668
    satalt:
    903.8356
  13. satid:
    12999
    satname:
    RADIO 5
    intDesignator:
    1981-120C
    launchDate:
    1981-12-17
    satlat:
    57.2862
    satlng:
    12.0709
    satalt:
    1654.1221
  14. satid:
    13075
    satname:
    SL-6 R/B(2)
    intDesignator:
    1982-015D
    launchDate:
    1982-02-26
    satlat:
    52.5928
    satlng:
    43.7314
    satalt:
    33766.7766
  15. satid:
    13377
    satname:
    COSMOS 1390
    intDesignator:
    1982-073C
    launchDate:
    1982-07-21
    satlat:
    63.1469
    satlng:
    10.3862
    satalt:
    1464.1492
  16. satid:
    13606
    satname:
    COSMOS 1414 (GLONASS)
    intDesignator:
    1982-100D
    launchDate:
    1982-10-12
    satlat:
    63.2574
    satlng:
    -10.1154
    satalt:
    19054.707
  17. satid:
    13875
    satname:
    MOLNIYA 3-20
    intDesignator:
    1983-015A
    launchDate:
    1983-03-11
    satlat:
    61.0438
    satlng:
    50.337
    satalt:
    38624.7962
  18. satid:
    14259
    satname:
    COSMOS 1491 (GLONASS)
    intDesignator:
    1983-084B
    launchDate:
    1983-08-10
    satlat:
    59.2706
    satlng:
    -6.0608
    satalt:
    19001.8719
  19. satid:
    14734
    satname:
    COSMOS 1317 DEB
    intDesignator:
    1981-108E
    launchDate:
    1981-10-31
    satlat:
    71.4807
    satlng:
    -16.6899
    satalt:
    26784.4736
  20. satid:
    14735
    satname:
    COSMOS 1317 DEB
    intDesignator:
    1981-108F
    launchDate:
    1981-10-31
    satlat:
    71.3596
    satlng:
    -3.6961
    satalt:
    24579.1634
  21. satid:
    15226
    satname:
    USA 4
    intDesignator:
    1984-091A
    launchDate:
    1984-08-28
    satlat:
    57.1451
    satlng:
    14.892
    satalt:
    37093.6051
  22. satid:
    16129
    satname:
    NAVSTAR 11 (USA 10)
    intDesignator:
    1985-093A
    launchDate:
    1985-10-09
    satlat:
    63.5771
    satlng:
    -21.4446
    satalt:
    20407.0956
  23. satid:
    16765
    satname:
    COSMOS 1755
    intDesignator:
    1986-042H
    launchDate:
    1986-06-06
    satlat:
    53.9207
    satlng:
    1.5906
    satalt:
    1434.2549
  24. satid:
    16766
    satname:
    SL-8 R/B
    intDesignator:
    1986-042J
    launchDate:
    1986-06-06
    satlat:
    62.715
    satlng:
    5.5036
    satalt:
    1488.0386
  25. satid:
    17081
    satname:
    SL-6 R/B(2)
    intDesignator:
    1986-089D
    launchDate:
    1986-11-15
    satlat:
    60.918
    satlng:
    -9.0164
    satalt:
    39200.218
limit:
25
offset:
0
returned:
25
has_more_results:
yes
truncated:
yes
next_offset:
25
Show all fields in HTML
info:
category:
ANY
transactionscount:
42
satcount:
123
above:

25 results

  1. satid:
    836
    satname:
    OPS 3662 (VELA 3)
    intDesignator:
    1964-040A
    launchDate:
    1964-07-17
    satlat:
    53.0471
    satlng:
    11.5166
    satalt:
    161638.4009
  2. satid:
    1312
    satname:
    DELTA 1 DEB
    intDesignator:
    1965-004C
    launchDate:
    1965-01-22
    satlat:
    58.1821
    satlng:
    16.6583
    satalt:
    2391.4395
  3. satid:
    2511
    satname:
    PAGEOS 1 DEB
    intDesignator:
    1966-056D
    launchDate:
    1966-06-24
    satlat:
    59.251
    satlng:
    31.9038
    satalt:
    4242.8815
  4. satid:
    7800
    satname:
    SL-6 R/B(2)
    intDesignator:
    1975-036D
    launchDate:
    1975-04-29
    satlat:
    62.7098
    satlng:
    17.2863
    satalt:
    33667.6917
  5. satid:
    8601
    satname:
    MOLNIYA 1-32
    intDesignator:
    1976-006A
    launchDate:
    1976-01-22
    satlat:
    63.7037
    satlng:
    25.4823
    satalt:
    37785.7902
  6. satid:
    10150
    satname:
    COSMOS 931
    intDesignator:
    1977-068A
    launchDate:
    1977-07-20
    satlat:
    63.4679
    satlng:
    -1.3652
    satalt:
    28670.5857
  7. satid:
    10449
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067AA
    launchDate:
    1976-07-08
    satlat:
    62.463
    satlng:
    19.4136
    satalt:
    1844.2808
  8. satid:
    10674
    satname:
    UME 2 (ISS-B)
    intDesignator:
    1978-018A
    launchDate:
    1978-02-16
    satlat:
    58.1765
    satlng:
    8.4536
    satalt:
    1159.4554
  9. satid:
    10684
    satname:
    OPS 5111 (NAVSTAR 1)
    intDesignator:
    1978-020A
    launchDate:
    1978-02-22
    satlat:
    55.0479
    satlng:
    -3.1823
    satalt:
    20464.0005
  10. satid:
    10758
    satname:
    DELTA 1 DEB
    intDesignator:
    1976-077BF
    launchDate:
    1976-07-29
    satlat:
    55.2984
    satlng:
    8.0412
    satalt:
    1529.4883
  11. satid:
    11417
    satname:
    COSMOS 1109
    intDesignator:
    1979-058A
    launchDate:
    1979-06-27
    satlat:
    49.1846
    satlng:
    20.187
    satalt:
    24754.0417
  12. satid:
    12242
    satname:
    DELTA 1 DEB
    intDesignator:
    1978-026CK
    launchDate:
    1978-03-05
    satlat:
    55.3689
    satlng:
    5.4668
    satalt:
    903.8356
  13. satid:
    12999
    satname:
    RADIO 5
    intDesignator:
    1981-120C
    launchDate:
    1981-12-17
    satlat:
    57.2862
    satlng:
    12.0709
    satalt:
    1654.1221
  14. satid:
    13075
    satname:
    SL-6 R/B(2)
    intDesignator:
    1982-015D
    launchDate:
    1982-02-26
    satlat:
    52.5928
    satlng:
    43.7314
    satalt:
    33766.7766
  15. satid:
    13377
    satname:
    COSMOS 1390
    intDesignator:
    1982-073C
    launchDate:
    1982-07-21
    satlat:
    63.1469
    satlng:
    10.3862
    satalt:
    1464.1492
  16. satid:
    13606
    satname:
    COSMOS 1414 (GLONASS)
    intDesignator:
    1982-100D
    launchDate:
    1982-10-12
    satlat:
    63.2574
    satlng:
    -10.1154
    satalt:
    19054.707
  17. satid:
    13875
    satname:
    MOLNIYA 3-20
    intDesignator:
    1983-015A
    launchDate:
    1983-03-11
    satlat:
    61.0438
    satlng:
    50.337
    satalt:
    38624.7962
  18. satid:
    14259
    satname:
    COSMOS 1491 (GLONASS)
    intDesignator:
    1983-084B
    launchDate:
    1983-08-10
    satlat:
    59.2706
    satlng:
    -6.0608
    satalt:
    19001.8719
  19. satid:
    14734
    satname:
    COSMOS 1317 DEB
    intDesignator:
    1981-108E
    launchDate:
    1981-10-31
    satlat:
    71.4807
    satlng:
    -16.6899
    satalt:
    26784.4736
  20. satid:
    14735
    satname:
    COSMOS 1317 DEB
    intDesignator:
    1981-108F
    launchDate:
    1981-10-31
    satlat:
    71.3596
    satlng:
    -3.6961
    satalt:
    24579.1634
  21. satid:
    15226
    satname:
    USA 4
    intDesignator:
    1984-091A
    launchDate:
    1984-08-28
    satlat:
    57.1451
    satlng:
    14.892
    satalt:
    37093.6051
  22. satid:
    16129
    satname:
    NAVSTAR 11 (USA 10)
    intDesignator:
    1985-093A
    launchDate:
    1985-10-09
    satlat:
    63.5771
    satlng:
    -21.4446
    satalt:
    20407.0956
  23. satid:
    16765
    satname:
    COSMOS 1755
    intDesignator:
    1986-042H
    launchDate:
    1986-06-06
    satlat:
    53.9207
    satlng:
    1.5906
    satalt:
    1434.2549
  24. satid:
    16766
    satname:
    SL-8 R/B
    intDesignator:
    1986-042J
    launchDate:
    1986-06-06
    satlat:
    62.715
    satlng:
    5.5036
    satalt:
    1488.0386
  25. satid:
    17081
    satname:
    SL-6 R/B(2)
    intDesignator:
    1986-089D
    launchDate:
    1986-11-15
    satlat:
    60.918
    satlng:
    -9.0164
    satalt:
    39200.218
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.