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 2026-09-21T06:23:21Z in 0.816 seconds.

info:
category:
ANY
transactionscount:
86
satcount:
135
above:

25 results

  1. satid:
    2403
    satname:
    OPS 0856
    intDesignator:
    1966-077A
    launchDate:
    1966-08-19
    satlat:
    52.6026
    satlng:
    1.9964
    satalt:
    3699.1087
  2. satid:
    3126
    satname:
    DELTA 1 DEB
    intDesignator:
    1968-002C
    launchDate:
    1968-01-11
    satlat:
    60.2173
    satlng:
    8.5748
    satalt:
    1408.727
  3. satid:
    3307
    satname:
    EXPLORER 38 (RAE-A)
    intDesignator:
    1968-055A
    launchDate:
    1968-07-04
    satlat:
    53.361
    satlng:
    -9.3176
    satalt:
    5867.0601
  4. satid:
    3743
    satname:
    SL-8 DEB *
    intDesignator:
    1965-020ES
    launchDate:
    1965-03-15
    satlat:
    56.5028
    satlng:
    6.3585
    satalt:
    1570.6857
  5. satid:
    5054
    satname:
    TITAN 34B AGENA D R/B
    intDesignator:
    1971-021B
    launchDate:
    1971-03-21
    satlat:
    63.5354
    satlng:
    -12.0614
    satalt:
    36748.0307
  6. satid:
    5277
    satname:
    COSMOS 397 DEB
    intDesignator:
    1971-015BE
    launchDate:
    1971-02-25
    satlat:
    64.3306
    satlng:
    22.2879
    satalt:
    1968.6504
  7. satid:
    8018
    satname:
    SL-6 R/B(2)
    intDesignator:
    1975-063D
    launchDate:
    1975-07-08
    satlat:
    54.2336
    satlng:
    -27.0054
    satalt:
    29260.616
  8. satid:
    8435
    satname:
    THORAD DELTA 1 DEB
    intDesignator:
    1974-089CL
    launchDate:
    1974-11-15
    satlat:
    59.278
    satlng:
    5.0254
    satalt:
    1537.2947
  9. satid:
    8820
    satname:
    LAGEOS 1
    intDesignator:
    1976-039A
    launchDate:
    1976-05-04
    satlat:
    67.1034
    satlng:
    -5.4867
    satalt:
    5958.9235
  10. satid:
    8836
    satname:
    SSU 2
    intDesignator:
    1976-038D
    launchDate:
    1976-04-30
    satlat:
    62.19
    satlng:
    13.6584
    satalt:
    918.4984
  11. satid:
    9795
    satname:
    THORAD DELTA 1 DEB
    intDesignator:
    1974-089EA
    launchDate:
    1974-11-15
    satlat:
    62.9456
    satlng:
    -1.5566
    satalt:
    1319.8288
  12. satid:
    10731
    satname:
    COSMOS 994
    intDesignator:
    1978-028A
    launchDate:
    1978-03-15
    satlat:
    62.9939
    satlng:
    13.7506
    satalt:
    1004.8146
  13. satid:
    11042
    satname:
    COSMOS 1034
    intDesignator:
    1978-091A
    launchDate:
    1978-10-04
    satlat:
    60.8555
    satlng:
    6.1653
    satalt:
    1490.5714
  14. satid:
    11909
    satname:
    SL-6 R/B(2)
    intDesignator:
    1980-063D
    launchDate:
    1980-07-18
    satlat:
    63.6318
    satlng:
    -8.511
    satalt:
    37907.5064
  15. satid:
    12078
    satname:
    COSMOS 1223
    intDesignator:
    1980-095A
    launchDate:
    1980-11-27
    satlat:
    59.5824
    satlng:
    -23.1322
    satalt:
    22038.2482
  16. satid:
    12984
    satname:
    COSMOS 1247 DEB
    intDesignator:
    1981-016F
    launchDate:
    1981-02-19
    satlat:
    66.7795
    satlng:
    25.4012
    satalt:
    19444.8331
  17. satid:
    13016
    satname:
    SL-6 R/B(2)
    intDesignator:
    1981-123D
    launchDate:
    1981-12-23
    satlat:
    61.5912
    satlng:
    3.4898
    satalt:
    33175.0084
  18. satid:
    13075
    satname:
    SL-6 R/B(2)
    intDesignator:
    1982-015D
    launchDate:
    1982-02-26
    satlat:
    56.1373
    satlng:
    47.7942
    satalt:
    28643.6548
  19. satid:
    13610
    satname:
    SL-12 R/B(2)
    intDesignator:
    1982-100H
    launchDate:
    1982-10-12
    satlat:
    57.1445
    satlng:
    12.7181
    satalt:
    19080.2406
  20. satid:
    13946
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067BE
    launchDate:
    1976-07-08
    satlat:
    65.8903
    satlng:
    9.5085
    satalt:
    1937.4204
  21. satid:
    14144
    satname:
    GB 2
    intDesignator:
    1983-056D
    launchDate:
    1983-06-09
    satlat:
    61.9328
    satlng:
    7.3836
    satalt:
    530.5543
  22. satid:
    14260
    satname:
    COSMOS 1492 (GLONASS)
    intDesignator:
    1983-084C
    launchDate:
    1983-08-10
    satlat:
    57.7053
    satlng:
    23.1451
    satalt:
    19163.2445
  23. satid:
    14591
    satname:
    COSMOS 1520 (GLONASS)
    intDesignator:
    1983-127B
    launchDate:
    1983-12-29
    satlat:
    58.3438
    satlng:
    4.8166
    satalt:
    19106.3303
  24. satid:
    14632
    satname:
    SL-3 DEB
    intDesignator:
    1977-002E
    launchDate:
    1977-01-06
    satlat:
    60.8457
    satlng:
    10.9117
    satalt:
    873.3467
  25. satid:
    14811
    satname:
    SL-8 DEB
    intDesignator:
    1982-037D
    launchDate:
    1982-04-28
    satlat:
    61.6843
    satlng:
    1.7847
    satalt:
    721.7755
limit:
25
offset:
0
returned:
25
has_more_results:
yes
truncated:
yes
next_offset:
25
Show all fields in HTML
info:
category:
ANY
transactionscount:
86
satcount:
135
above:

25 results

  1. satid:
    2403
    satname:
    OPS 0856
    intDesignator:
    1966-077A
    launchDate:
    1966-08-19
    satlat:
    52.6026
    satlng:
    1.9964
    satalt:
    3699.1087
  2. satid:
    3126
    satname:
    DELTA 1 DEB
    intDesignator:
    1968-002C
    launchDate:
    1968-01-11
    satlat:
    60.2173
    satlng:
    8.5748
    satalt:
    1408.727
  3. satid:
    3307
    satname:
    EXPLORER 38 (RAE-A)
    intDesignator:
    1968-055A
    launchDate:
    1968-07-04
    satlat:
    53.361
    satlng:
    -9.3176
    satalt:
    5867.0601
  4. satid:
    3743
    satname:
    SL-8 DEB *
    intDesignator:
    1965-020ES
    launchDate:
    1965-03-15
    satlat:
    56.5028
    satlng:
    6.3585
    satalt:
    1570.6857
  5. satid:
    5054
    satname:
    TITAN 34B AGENA D R/B
    intDesignator:
    1971-021B
    launchDate:
    1971-03-21
    satlat:
    63.5354
    satlng:
    -12.0614
    satalt:
    36748.0307
  6. satid:
    5277
    satname:
    COSMOS 397 DEB
    intDesignator:
    1971-015BE
    launchDate:
    1971-02-25
    satlat:
    64.3306
    satlng:
    22.2879
    satalt:
    1968.6504
  7. satid:
    8018
    satname:
    SL-6 R/B(2)
    intDesignator:
    1975-063D
    launchDate:
    1975-07-08
    satlat:
    54.2336
    satlng:
    -27.0054
    satalt:
    29260.616
  8. satid:
    8435
    satname:
    THORAD DELTA 1 DEB
    intDesignator:
    1974-089CL
    launchDate:
    1974-11-15
    satlat:
    59.278
    satlng:
    5.0254
    satalt:
    1537.2947
  9. satid:
    8820
    satname:
    LAGEOS 1
    intDesignator:
    1976-039A
    launchDate:
    1976-05-04
    satlat:
    67.1034
    satlng:
    -5.4867
    satalt:
    5958.9235
  10. satid:
    8836
    satname:
    SSU 2
    intDesignator:
    1976-038D
    launchDate:
    1976-04-30
    satlat:
    62.19
    satlng:
    13.6584
    satalt:
    918.4984
  11. satid:
    9795
    satname:
    THORAD DELTA 1 DEB
    intDesignator:
    1974-089EA
    launchDate:
    1974-11-15
    satlat:
    62.9456
    satlng:
    -1.5566
    satalt:
    1319.8288
  12. satid:
    10731
    satname:
    COSMOS 994
    intDesignator:
    1978-028A
    launchDate:
    1978-03-15
    satlat:
    62.9939
    satlng:
    13.7506
    satalt:
    1004.8146
  13. satid:
    11042
    satname:
    COSMOS 1034
    intDesignator:
    1978-091A
    launchDate:
    1978-10-04
    satlat:
    60.8555
    satlng:
    6.1653
    satalt:
    1490.5714
  14. satid:
    11909
    satname:
    SL-6 R/B(2)
    intDesignator:
    1980-063D
    launchDate:
    1980-07-18
    satlat:
    63.6318
    satlng:
    -8.511
    satalt:
    37907.5064
  15. satid:
    12078
    satname:
    COSMOS 1223
    intDesignator:
    1980-095A
    launchDate:
    1980-11-27
    satlat:
    59.5824
    satlng:
    -23.1322
    satalt:
    22038.2482
  16. satid:
    12984
    satname:
    COSMOS 1247 DEB
    intDesignator:
    1981-016F
    launchDate:
    1981-02-19
    satlat:
    66.7795
    satlng:
    25.4012
    satalt:
    19444.8331
  17. satid:
    13016
    satname:
    SL-6 R/B(2)
    intDesignator:
    1981-123D
    launchDate:
    1981-12-23
    satlat:
    61.5912
    satlng:
    3.4898
    satalt:
    33175.0084
  18. satid:
    13075
    satname:
    SL-6 R/B(2)
    intDesignator:
    1982-015D
    launchDate:
    1982-02-26
    satlat:
    56.1373
    satlng:
    47.7942
    satalt:
    28643.6548
  19. satid:
    13610
    satname:
    SL-12 R/B(2)
    intDesignator:
    1982-100H
    launchDate:
    1982-10-12
    satlat:
    57.1445
    satlng:
    12.7181
    satalt:
    19080.2406
  20. satid:
    13946
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067BE
    launchDate:
    1976-07-08
    satlat:
    65.8903
    satlng:
    9.5085
    satalt:
    1937.4204
  21. satid:
    14144
    satname:
    GB 2
    intDesignator:
    1983-056D
    launchDate:
    1983-06-09
    satlat:
    61.9328
    satlng:
    7.3836
    satalt:
    530.5543
  22. satid:
    14260
    satname:
    COSMOS 1492 (GLONASS)
    intDesignator:
    1983-084C
    launchDate:
    1983-08-10
    satlat:
    57.7053
    satlng:
    23.1451
    satalt:
    19163.2445
  23. satid:
    14591
    satname:
    COSMOS 1520 (GLONASS)
    intDesignator:
    1983-127B
    launchDate:
    1983-12-29
    satlat:
    58.3438
    satlng:
    4.8166
    satalt:
    19106.3303
  24. satid:
    14632
    satname:
    SL-3 DEB
    intDesignator:
    1977-002E
    launchDate:
    1977-01-06
    satlat:
    60.8457
    satlng:
    10.9117
    satalt:
    873.3467
  25. satid:
    14811
    satname:
    SL-8 DEB
    intDesignator:
    1982-037D
    launchDate:
    1982-04-28
    satlat:
    61.6843
    satlng:
    1.7847
    satalt:
    721.7755
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.