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 2026-10-21T07:08:28Z in 0.830 seconds.

info:
category:
ANY
transactionscount:
81
satcount:
118
above:

25 results

  1. satid:
    836
    satname:
    OPS 3662 (VELA 3)
    intDesignator:
    1964-040A
    launchDate:
    1964-07-17
    satlat:
    49.3192
    satlng:
    39.1716
    satalt:
    150619.7502
  2. satid:
    3126
    satname:
    DELTA 1 DEB
    intDesignator:
    1968-002C
    launchDate:
    1968-01-11
    satlat:
    58.1984
    satlng:
    7.9023
    satalt:
    1569.4359
  3. satid:
    5000
    satname:
    THORAD AGENA D DEB
    intDesignator:
    1970-025HW
    launchDate:
    1970-04-08
    satlat:
    57.7869
    satlng:
    12.6905
    satalt:
    1015.309
  4. satid:
    5054
    satname:
    TITAN 34B AGENA D R/B
    intDesignator:
    1971-021B
    launchDate:
    1971-03-21
    satlat:
    59.6956
    satlng:
    -25.6497
    satalt:
    31824.1883
  5. satid:
    5118
    satname:
    SL-3 R/B
    intDesignator:
    1971-028B
    launchDate:
    1971-04-07
    satlat:
    58.8172
    satlng:
    6.6787
    satalt:
    325.3205
  6. satid:
    5548
    satname:
    COSMOS 445
    intDesignator:
    1971-086B
    launchDate:
    1971-10-13
    satlat:
    57.6804
    satlng:
    7.8432
    satalt:
    1361.5323
  7. satid:
    6916
    satname:
    COSMOS 606
    intDesignator:
    1973-084A
    launchDate:
    1973-11-02
    satlat:
    70.0753
    satlng:
    -13.8745
    satalt:
    7645.7136
  8. satid:
    7369
    satname:
    OPS 7518 (NTS 1)
    intDesignator:
    1974-054A
    launchDate:
    1974-07-14
    satlat:
    52.0816
    satlng:
    1.5363
    satalt:
    13497.6793
  9. satid:
    8195
    satname:
    MOLNIYA 2-14
    intDesignator:
    1975-081A
    launchDate:
    1975-09-09
    satlat:
    64.4425
    satlng:
    -39.9092
    satalt:
    34275.4471
  10. satid:
    8437
    satname:
    THORAD DELTA 1 DEB
    intDesignator:
    1974-089CN
    launchDate:
    1974-11-15
    satlat:
    57.6138
    satlng:
    0.935
    satalt:
    1456.4122
  11. satid:
    9895
    satname:
    COSMOS 862 DEB
    intDesignator:
    1976-105M
    launchDate:
    1976-10-22
    satlat:
    67.5926
    satlng:
    -35.1503
    satalt:
    21386.7437
  12. satid:
    10089
    satname:
    SL-6 R/B(2)
    intDesignator:
    1977-047D
    launchDate:
    1977-06-16
    satlat:
    55.6662
    satlng:
    -10.0571
    satalt:
    20166.0981
  13. satid:
    10446
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067X
    launchDate:
    1976-07-08
    satlat:
    63.5152
    satlng:
    4.3539
    satalt:
    1311.0151
  14. satid:
    10578
    satname:
    COSMOS 970 DEB
    intDesignator:
    1977-121V
    launchDate:
    1977-12-21
    satlat:
    61.9174
    satlng:
    6.7164
    satalt:
    1077.1524
  15. satid:
    10684
    satname:
    OPS 5111 (NAVSTAR 1)
    intDesignator:
    1978-020A
    launchDate:
    1978-02-22
    satlat:
    56.0945
    satlng:
    46.4268
    satalt:
    20470.9482
  16. satid:
    11142
    satname:
    ATLAS F R/B
    intDesignator:
    1978-112B
    launchDate:
    1978-12-11
    satlat:
    64.16
    satlng:
    40.4927
    satalt:
    11983.4858
  17. satid:
    11909
    satname:
    SL-6 R/B(2)
    intDesignator:
    1980-063D
    launchDate:
    1980-07-18
    satlat:
    63.1757
    satlng:
    -30.5553
    satalt:
    40207.8582
  18. satid:
    12078
    satname:
    COSMOS 1223
    intDesignator:
    1980-095A
    launchDate:
    1980-11-27
    satlat:
    62.4687
    satlng:
    50.1068
    satalt:
    32453.2366
  19. satid:
    12333
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067AZ
    launchDate:
    1976-07-08
    satlat:
    58.7243
    satlng:
    -4.3341
    satalt:
    1829.7213
  20. satid:
    12933
    satname:
    COSMOS 1317
    intDesignator:
    1981-108A
    launchDate:
    1981-10-31
    satlat:
    71.1457
    satlng:
    47.7426
    satalt:
    23231.2114
  21. satid:
    12992
    satname:
    COSMOS 1247 DEB
    intDesignator:
    1981-016H
    launchDate:
    1981-02-19
    satlat:
    45.9248
    satlng:
    21.5247
    satalt:
    29249.734
  22. satid:
    13016
    satname:
    SL-6 R/B(2)
    intDesignator:
    1981-123D
    launchDate:
    1981-12-23
    satlat:
    50.2709
    satlng:
    -11.1346
    satalt:
    31249.0369
  23. satid:
    13080
    satname:
    COSMOS 1341
    intDesignator:
    1982-016A
    launchDate:
    1982-03-03
    satlat:
    56.1583
    satlng:
    8.92
    satalt:
    35219.1381
  24. satid:
    13792
    satname:
    SSD
    intDesignator:
    1983-008B
    launchDate:
    1983-02-09
    satlat:
    56.4845
    satlng:
    1.0339
    satalt:
    945.7578
  25. satid:
    13875
    satname:
    MOLNIYA 3-20
    intDesignator:
    1983-015A
    launchDate:
    1983-03-11
    satlat:
    59.1142
    satlng:
    54.9954
    satalt:
    34913.9921
limit:
25
offset:
0
returned:
25
has_more_results:
yes
next_offset:
25
Show all fields in HTML
info:
category:
ANY
transactionscount:
81
satcount:
118
above:

25 results

  1. satid:
    836
    satname:
    OPS 3662 (VELA 3)
    intDesignator:
    1964-040A
    launchDate:
    1964-07-17
    satlat:
    49.3192
    satlng:
    39.1716
    satalt:
    150619.7502
  2. satid:
    3126
    satname:
    DELTA 1 DEB
    intDesignator:
    1968-002C
    launchDate:
    1968-01-11
    satlat:
    58.1984
    satlng:
    7.9023
    satalt:
    1569.4359
  3. satid:
    5000
    satname:
    THORAD AGENA D DEB
    intDesignator:
    1970-025HW
    launchDate:
    1970-04-08
    satlat:
    57.7869
    satlng:
    12.6905
    satalt:
    1015.309
  4. satid:
    5054
    satname:
    TITAN 34B AGENA D R/B
    intDesignator:
    1971-021B
    launchDate:
    1971-03-21
    satlat:
    59.6956
    satlng:
    -25.6497
    satalt:
    31824.1883
  5. satid:
    5118
    satname:
    SL-3 R/B
    intDesignator:
    1971-028B
    launchDate:
    1971-04-07
    satlat:
    58.8172
    satlng:
    6.6787
    satalt:
    325.3205
  6. satid:
    5548
    satname:
    COSMOS 445
    intDesignator:
    1971-086B
    launchDate:
    1971-10-13
    satlat:
    57.6804
    satlng:
    7.8432
    satalt:
    1361.5323
  7. satid:
    6916
    satname:
    COSMOS 606
    intDesignator:
    1973-084A
    launchDate:
    1973-11-02
    satlat:
    70.0753
    satlng:
    -13.8745
    satalt:
    7645.7136
  8. satid:
    7369
    satname:
    OPS 7518 (NTS 1)
    intDesignator:
    1974-054A
    launchDate:
    1974-07-14
    satlat:
    52.0816
    satlng:
    1.5363
    satalt:
    13497.6793
  9. satid:
    8195
    satname:
    MOLNIYA 2-14
    intDesignator:
    1975-081A
    launchDate:
    1975-09-09
    satlat:
    64.4425
    satlng:
    -39.9092
    satalt:
    34275.4471
  10. satid:
    8437
    satname:
    THORAD DELTA 1 DEB
    intDesignator:
    1974-089CN
    launchDate:
    1974-11-15
    satlat:
    57.6138
    satlng:
    0.935
    satalt:
    1456.4122
  11. satid:
    9895
    satname:
    COSMOS 862 DEB
    intDesignator:
    1976-105M
    launchDate:
    1976-10-22
    satlat:
    67.5926
    satlng:
    -35.1503
    satalt:
    21386.7437
  12. satid:
    10089
    satname:
    SL-6 R/B(2)
    intDesignator:
    1977-047D
    launchDate:
    1977-06-16
    satlat:
    55.6662
    satlng:
    -10.0571
    satalt:
    20166.0981
  13. satid:
    10446
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067X
    launchDate:
    1976-07-08
    satlat:
    63.5152
    satlng:
    4.3539
    satalt:
    1311.0151
  14. satid:
    10578
    satname:
    COSMOS 970 DEB
    intDesignator:
    1977-121V
    launchDate:
    1977-12-21
    satlat:
    61.9174
    satlng:
    6.7164
    satalt:
    1077.1524
  15. satid:
    10684
    satname:
    OPS 5111 (NAVSTAR 1)
    intDesignator:
    1978-020A
    launchDate:
    1978-02-22
    satlat:
    56.0945
    satlng:
    46.4268
    satalt:
    20470.9482
  16. satid:
    11142
    satname:
    ATLAS F R/B
    intDesignator:
    1978-112B
    launchDate:
    1978-12-11
    satlat:
    64.16
    satlng:
    40.4927
    satalt:
    11983.4858
  17. satid:
    11909
    satname:
    SL-6 R/B(2)
    intDesignator:
    1980-063D
    launchDate:
    1980-07-18
    satlat:
    63.1757
    satlng:
    -30.5553
    satalt:
    40207.8582
  18. satid:
    12078
    satname:
    COSMOS 1223
    intDesignator:
    1980-095A
    launchDate:
    1980-11-27
    satlat:
    62.4687
    satlng:
    50.1068
    satalt:
    32453.2366
  19. satid:
    12333
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067AZ
    launchDate:
    1976-07-08
    satlat:
    58.7243
    satlng:
    -4.3341
    satalt:
    1829.7213
  20. satid:
    12933
    satname:
    COSMOS 1317
    intDesignator:
    1981-108A
    launchDate:
    1981-10-31
    satlat:
    71.1457
    satlng:
    47.7426
    satalt:
    23231.2114
  21. satid:
    12992
    satname:
    COSMOS 1247 DEB
    intDesignator:
    1981-016H
    launchDate:
    1981-02-19
    satlat:
    45.9248
    satlng:
    21.5247
    satalt:
    29249.734
  22. satid:
    13016
    satname:
    SL-6 R/B(2)
    intDesignator:
    1981-123D
    launchDate:
    1981-12-23
    satlat:
    50.2709
    satlng:
    -11.1346
    satalt:
    31249.0369
  23. satid:
    13080
    satname:
    COSMOS 1341
    intDesignator:
    1982-016A
    launchDate:
    1982-03-03
    satlat:
    56.1583
    satlng:
    8.92
    satalt:
    35219.1381
  24. satid:
    13792
    satname:
    SSD
    intDesignator:
    1983-008B
    launchDate:
    1983-02-09
    satlat:
    56.4845
    satlng:
    1.0339
    satalt:
    945.7578
  25. satid:
    13875
    satname:
    MOLNIYA 3-20
    intDesignator:
    1983-015A
    launchDate:
    1983-03-11
    satlat:
    59.1142
    satlng:
    54.9954
    satalt:
    34913.9921
limit:
25
offset:
0
returned:
25
has_more_results:
yes
next_offset:
25
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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.