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 2026-09-26T20:06:21Z in 1.093 seconds.

info:
category:
ANY
transactionscount:
48
satcount:
137
above:

25 results

  1. satid:
    537
    satname:
    THOR ABLESTAR DEB
    intDesignator:
    1961-015FW
    launchDate:
    1961-06-29
    satlat:
    64.6959
    satlng:
    -0.4239
    satalt:
    1124.8491
  2. satid:
    2933
    satname:
    WESTFORD NEEDLES
    intDesignator:
    1963-014AR
    launchDate:
    1963-05-09
    satlat:
    59.4804
    satlng:
    21.3258
    satalt:
    3472.4433
  3. satid:
    3164
    satname:
    THOR ABLESTAR DEB
    intDesignator:
    1961-015HZ
    launchDate:
    1961-06-29
    satlat:
    61.8505
    satlng:
    15.026
    satalt:
    914.3885
  4. satid:
    3686
    satname:
    COSMOS 252 DEB *
    intDesignator:
    1968-097AD
    launchDate:
    1968-11-01
    satlat:
    61.3829
    satlng:
    0.4509
    satalt:
    1222.8971
  5. satid:
    4155
    satname:
    THORAD AGENA D DEB
    intDesignator:
    1969-082X
    launchDate:
    1969-09-30
    satlat:
    64.6572
    satlng:
    7.123
    satalt:
    752.5961
  6. satid:
    6302
    satname:
    SL-6 R/B(2)
    intDesignator:
    1972-072E
    launchDate:
    1972-09-19
    satlat:
    69.426
    satlng:
    69.8336
    satalt:
    33864.1825
  7. satid:
    7170
    satname:
    DELTA 1 DEB
    intDesignator:
    1973-086EJ
    launchDate:
    1973-11-06
    satlat:
    64.2993
    satlng:
    -1.3137
    satalt:
    1300.8169
  8. satid:
    7373
    satname:
    SL-6 R/B(2)
    intDesignator:
    1974-026E
    launchDate:
    1974-04-26
    satlat:
    63.9801
    satlng:
    67.5669
    satalt:
    37809.9318
  9. satid:
    7376
    satname:
    MOLNIYA 2-10
    intDesignator:
    1974-056A
    launchDate:
    1974-07-23
    satlat:
    65.1225
    satlng:
    67.336
    satalt:
    37836.7158
  10. satid:
    7629
    satname:
    SL-6 R/B(2)
    intDesignator:
    1975-007D
    launchDate:
    1975-01-30
    satlat:
    68.8092
    satlng:
    17.329
    satalt:
    29865.9005
  11. satid:
    7687
    satname:
    OPS 2439
    intDesignator:
    1975-017A
    launchDate:
    1975-03-10
    satlat:
    53.3742
    satlng:
    -23.712
    satalt:
    29483.4912
  12. satid:
    8458
    satname:
    COSMOS 783
    intDesignator:
    1975-112A
    launchDate:
    1975-11-28
    satlat:
    65.3359
    satlng:
    11.9241
    satalt:
    794.4344
  13. satid:
    9896
    satname:
    COSMOS 862 DEB
    intDesignator:
    1976-105N
    launchDate:
    1976-10-22
    satlat:
    67.2676
    satlng:
    -18.622
    satalt:
    33924.689
  14. satid:
    10155
    satname:
    SL-6 R/B(2)
    intDesignator:
    1977-054D
    launchDate:
    1977-06-24
    satlat:
    61.4516
    satlng:
    1.3081
    satalt:
    31110.1979
  15. satid:
    10417
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067L
    launchDate:
    1976-07-08
    satlat:
    64.8802
    satlng:
    1.6251
    satalt:
    1033.2357
  16. satid:
    10439
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067Q
    launchDate:
    1976-07-08
    satlat:
    65.3969
    satlng:
    -2.9211
    satalt:
    1548.24
  17. satid:
    10485
    satname:
    SL-6 R/B(2)
    intDesignator:
    1977-105E
    launchDate:
    1977-10-28
    satlat:
    47.9705
    satlng:
    44.0851
    satalt:
    30930.1647
  18. satid:
    10623
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067AX
    launchDate:
    1976-07-08
    satlat:
    58.4763
    satlng:
    8.9715
    satalt:
    1721.3603
  19. satid:
    10693
    satname:
    SL-8 R/B
    intDesignator:
    1978-022B
    launchDate:
    1978-02-28
    satlat:
    63.023
    satlng:
    5.3518
    satalt:
    995.8693
  20. satid:
    10762
    satname:
    DELTA 1 DEB
    intDesignator:
    1976-077BK
    launchDate:
    1976-07-29
    satlat:
    58.5061
    satlng:
    9.29
    satalt:
    1867.8914
  21. satid:
    10844
    satname:
    DELTA 1 DEB
    intDesignator:
    1976-077CQ
    launchDate:
    1976-07-29
    satlat:
    66.6777
    satlng:
    5.0282
    satalt:
    972.4748
  22. satid:
    11168
    satname:
    COSMOS 1067
    intDesignator:
    1978-122A
    launchDate:
    1978-12-26
    satlat:
    60.7794
    satlng:
    6.5807
    satalt:
    1220.1348
  23. satid:
    11538
    satname:
    COSMOS 1130
    intDesignator:
    1979-084A
    launchDate:
    1979-09-25
    satlat:
    67.2543
    satlng:
    18.515
    satalt:
    1482.2898
  24. satid:
    11783
    satname:
    OPS 5118 (NAVSTAR 6)
    intDesignator:
    1980-032A
    launchDate:
    1980-04-26
    satlat:
    61.758
    satlng:
    32.2493
    satalt:
    18802.3291
  25. satid:
    12112
    satname:
    COSMOS 1233
    intDesignator:
    1980-102F
    launchDate:
    1980-12-23
    satlat:
    59.6253
    satlng:
    -0.5211
    satalt:
    1453.1999
limit:
25
offset:
0
returned:
25
has_more_results:
yes
truncated:
yes
next_offset:
25
Show all fields in HTML
info:
category:
ANY
transactionscount:
48
satcount:
137
above:

25 results

  1. satid:
    537
    satname:
    THOR ABLESTAR DEB
    intDesignator:
    1961-015FW
    launchDate:
    1961-06-29
    satlat:
    64.6959
    satlng:
    -0.4239
    satalt:
    1124.8491
  2. satid:
    2933
    satname:
    WESTFORD NEEDLES
    intDesignator:
    1963-014AR
    launchDate:
    1963-05-09
    satlat:
    59.4804
    satlng:
    21.3258
    satalt:
    3472.4433
  3. satid:
    3164
    satname:
    THOR ABLESTAR DEB
    intDesignator:
    1961-015HZ
    launchDate:
    1961-06-29
    satlat:
    61.8505
    satlng:
    15.026
    satalt:
    914.3885
  4. satid:
    3686
    satname:
    COSMOS 252 DEB *
    intDesignator:
    1968-097AD
    launchDate:
    1968-11-01
    satlat:
    61.3829
    satlng:
    0.4509
    satalt:
    1222.8971
  5. satid:
    4155
    satname:
    THORAD AGENA D DEB
    intDesignator:
    1969-082X
    launchDate:
    1969-09-30
    satlat:
    64.6572
    satlng:
    7.123
    satalt:
    752.5961
  6. satid:
    6302
    satname:
    SL-6 R/B(2)
    intDesignator:
    1972-072E
    launchDate:
    1972-09-19
    satlat:
    69.426
    satlng:
    69.8336
    satalt:
    33864.1825
  7. satid:
    7170
    satname:
    DELTA 1 DEB
    intDesignator:
    1973-086EJ
    launchDate:
    1973-11-06
    satlat:
    64.2993
    satlng:
    -1.3137
    satalt:
    1300.8169
  8. satid:
    7373
    satname:
    SL-6 R/B(2)
    intDesignator:
    1974-026E
    launchDate:
    1974-04-26
    satlat:
    63.9801
    satlng:
    67.5669
    satalt:
    37809.9318
  9. satid:
    7376
    satname:
    MOLNIYA 2-10
    intDesignator:
    1974-056A
    launchDate:
    1974-07-23
    satlat:
    65.1225
    satlng:
    67.336
    satalt:
    37836.7158
  10. satid:
    7629
    satname:
    SL-6 R/B(2)
    intDesignator:
    1975-007D
    launchDate:
    1975-01-30
    satlat:
    68.8092
    satlng:
    17.329
    satalt:
    29865.9005
  11. satid:
    7687
    satname:
    OPS 2439
    intDesignator:
    1975-017A
    launchDate:
    1975-03-10
    satlat:
    53.3742
    satlng:
    -23.712
    satalt:
    29483.4912
  12. satid:
    8458
    satname:
    COSMOS 783
    intDesignator:
    1975-112A
    launchDate:
    1975-11-28
    satlat:
    65.3359
    satlng:
    11.9241
    satalt:
    794.4344
  13. satid:
    9896
    satname:
    COSMOS 862 DEB
    intDesignator:
    1976-105N
    launchDate:
    1976-10-22
    satlat:
    67.2676
    satlng:
    -18.622
    satalt:
    33924.689
  14. satid:
    10155
    satname:
    SL-6 R/B(2)
    intDesignator:
    1977-054D
    launchDate:
    1977-06-24
    satlat:
    61.4516
    satlng:
    1.3081
    satalt:
    31110.1979
  15. satid:
    10417
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067L
    launchDate:
    1976-07-08
    satlat:
    64.8802
    satlng:
    1.6251
    satalt:
    1033.2357
  16. satid:
    10439
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067Q
    launchDate:
    1976-07-08
    satlat:
    65.3969
    satlng:
    -2.9211
    satalt:
    1548.24
  17. satid:
    10485
    satname:
    SL-6 R/B(2)
    intDesignator:
    1977-105E
    launchDate:
    1977-10-28
    satlat:
    47.9705
    satlng:
    44.0851
    satalt:
    30930.1647
  18. satid:
    10623
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067AX
    launchDate:
    1976-07-08
    satlat:
    58.4763
    satlng:
    8.9715
    satalt:
    1721.3603
  19. satid:
    10693
    satname:
    SL-8 R/B
    intDesignator:
    1978-022B
    launchDate:
    1978-02-28
    satlat:
    63.023
    satlng:
    5.3518
    satalt:
    995.8693
  20. satid:
    10762
    satname:
    DELTA 1 DEB
    intDesignator:
    1976-077BK
    launchDate:
    1976-07-29
    satlat:
    58.5061
    satlng:
    9.29
    satalt:
    1867.8914
  21. satid:
    10844
    satname:
    DELTA 1 DEB
    intDesignator:
    1976-077CQ
    launchDate:
    1976-07-29
    satlat:
    66.6777
    satlng:
    5.0282
    satalt:
    972.4748
  22. satid:
    11168
    satname:
    COSMOS 1067
    intDesignator:
    1978-122A
    launchDate:
    1978-12-26
    satlat:
    60.7794
    satlng:
    6.5807
    satalt:
    1220.1348
  23. satid:
    11538
    satname:
    COSMOS 1130
    intDesignator:
    1979-084A
    launchDate:
    1979-09-25
    satlat:
    67.2543
    satlng:
    18.515
    satalt:
    1482.2898
  24. satid:
    11783
    satname:
    OPS 5118 (NAVSTAR 6)
    intDesignator:
    1980-032A
    launchDate:
    1980-04-26
    satlat:
    61.758
    satlng:
    32.2493
    satalt:
    18802.3291
  25. satid:
    12112
    satname:
    COSMOS 1233
    intDesignator:
    1980-102F
    launchDate:
    1980-12-23
    satlat:
    59.6253
    satlng:
    -0.5211
    satalt:
    1453.1999
limit:
25
offset:
0
returned:
25
has_more_results:
yes
truncated:
yes
next_offset:
25
Will you use the result in generated code?

Open the same result as JSON

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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.