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 2026-10-20T08:00:18Z in 1.489 seconds.

info:
category:
ANY
transactionscount:
5
satcount:
118
above:

25 results

  1. satid:
    670
    satname:
    TRANSIT 5B-1
    intDesignator:
    1963-038B
    launchDate:
    1963-09-28
    satlat:
    61.9555
    satlng:
    3.5089
    satalt:
    1096.7648
  2. satid:
    1982
    satname:
    ESSA 1 (OT-3)
    intDesignator:
    1966-008A
    launchDate:
    1966-02-03
    satlat:
    57.5911
    satlng:
    -0.6516
    satalt:
    699.2024
  3. satid:
    2949
    satname:
    WESTFORD NEEDLES
    intDesignator:
    1963-014AS
    launchDate:
    1963-05-09
    satlat:
    54.5811
    satlng:
    -0.3746
    satalt:
    5724.9896
  4. satid:
    3255
    satname:
    WESTFORD NEEDLES
    intDesignator:
    1963-014BV
    launchDate:
    1963-05-09
    satlat:
    60.9504
    satlng:
    13.3016
    satalt:
    3441.377
  5. satid:
    7272
    satname:
    COSMOS 648
    intDesignator:
    1974-024H
    launchDate:
    1974-04-23
    satlat:
    61.429
    satlng:
    7.9983
    satalt:
    1465.5468
  6. satid:
    7489
    satname:
    DELTA 1 DEB
    intDesignator:
    1973-086FV
    launchDate:
    1973-11-06
    satlat:
    52.5331
    satlng:
    4.7469
    satalt:
    1511.9621
  7. satid:
    8195
    satname:
    MOLNIYA 2-14
    intDesignator:
    1975-081A
    launchDate:
    1975-09-09
    satlat:
    64.966
    satlng:
    -39.0166
    satalt:
    36281.509
  8. satid:
    10089
    satname:
    SL-6 R/B(2)
    intDesignator:
    1977-047D
    launchDate:
    1977-06-16
    satlat:
    65.8688
    satlng:
    10.5858
    satalt:
    26656.1234
  9. satid:
    10492
    satname:
    SL-8 R/B
    intDesignator:
    1977-109B
    launchDate:
    1977-11-24
    satlat:
    59.0472
    satlng:
    5.1355
    satalt:
    1187.0175
  10. satid:
    10619
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067AT
    launchDate:
    1976-07-08
    satlat:
    53.7079
    satlng:
    -0.4592
    satalt:
    2060.5408
  11. satid:
    11112
    satname:
    SL-8 R/B
    intDesignator:
    1978-105B
    launchDate:
    1978-11-16
    satlat:
    60.7491
    satlng:
    3.8695
    satalt:
    763.0485
  12. satid:
    11142
    satname:
    ATLAS F R/B
    intDesignator:
    1978-112B
    launchDate:
    1978-12-11
    satlat:
    56.806
    satlng:
    -20.0733
    satalt:
    13849.2703
  13. satid:
    11705
    satname:
    ATLAS 35F R/B
    intDesignator:
    1980-011B
    launchDate:
    1980-02-09
    satlat:
    50.9087
    satlng:
    14.141
    satalt:
    14750.452
  14. satid:
    11909
    satname:
    SL-6 R/B(2)
    intDesignator:
    1980-063D
    launchDate:
    1980-07-18
    satlat:
    60.2081
    satlng:
    -25.6519
    satalt:
    39113.2573
  15. satid:
    11971
    satname:
    COSMOS 1176 FUEL CORE
    intDesignator:
    1980-034D
    launchDate:
    1980-04-29
    satlat:
    58.5452
    satlng:
    9.1672
    satalt:
    929.5859
  16. satid:
    12078
    satname:
    COSMOS 1223
    intDesignator:
    1980-095A
    launchDate:
    1980-11-27
    satlat:
    54.3154
    satlng:
    48.3625
    satalt:
    32499.2747
  17. satid:
    12169
    satname:
    DELTA 1 DEB
    intDesignator:
    1978-026J
    launchDate:
    1978-03-05
    satlat:
    54.745
    satlng:
    3.2059
    satalt:
    756.0391
  18. satid:
    12749
    satname:
    COSMOS 1275 DEB
    intDesignator:
    1981-053CS
    launchDate:
    1981-06-04
    satlat:
    56.205
    satlng:
    0.9095
    satalt:
    967.6946
  19. satid:
    12992
    satname:
    COSMOS 1247 DEB
    intDesignator:
    1981-016H
    launchDate:
    1981-02-19
    satlat:
    39.8205
    satlng:
    14.1062
    satalt:
    31847.9022
  20. satid:
    13080
    satname:
    COSMOS 1341
    intDesignator:
    1982-016A
    launchDate:
    1982-03-03
    satlat:
    49.457
    satlng:
    3.5738
    satalt:
    35161.6967
  21. satid:
    13483
    satname:
    COSMOS 1275 DEB
    intDesignator:
    1981-053GF
    launchDate:
    1981-06-04
    satlat:
    60.3917
    satlng:
    3.7324
    satalt:
    819.1824
  22. satid:
    13875
    satname:
    MOLNIYA 3-20
    intDesignator:
    1983-015A
    launchDate:
    1983-03-11
    satlat:
    61.1661
    satlng:
    55.1242
    satalt:
    37436.9553
  23. satid:
    13908
    satname:
    SL-6 DEB
    intDesignator:
    1981-088H
    launchDate:
    1981-09-11
    satlat:
    60.3997
    satlng:
    18.442
    satalt:
    12597.426
  24. satid:
    13959
    satname:
    COSMOS 1030 DEB
    intDesignator:
    1978-083G
    launchDate:
    1978-09-06
    satlat:
    59.4017
    satlng:
    31.3669
    satalt:
    31627.1627
  25. satid:
    14189
    satname:
    OPS 9794 (NAVSTAR 8)
    intDesignator:
    1983-072A
    launchDate:
    1983-07-14
    satlat:
    56.9009
    satlng:
    46.6941
    satalt:
    20626.2881
limit:
25
offset:
0
returned:
25
has_more_results:
yes
next_offset:
25
Show all fields in HTML
info:
category:
ANY
transactionscount:
5
satcount:
118
above:

25 results

  1. satid:
    670
    satname:
    TRANSIT 5B-1
    intDesignator:
    1963-038B
    launchDate:
    1963-09-28
    satlat:
    61.9555
    satlng:
    3.5089
    satalt:
    1096.7648
  2. satid:
    1982
    satname:
    ESSA 1 (OT-3)
    intDesignator:
    1966-008A
    launchDate:
    1966-02-03
    satlat:
    57.5911
    satlng:
    -0.6516
    satalt:
    699.2024
  3. satid:
    2949
    satname:
    WESTFORD NEEDLES
    intDesignator:
    1963-014AS
    launchDate:
    1963-05-09
    satlat:
    54.5811
    satlng:
    -0.3746
    satalt:
    5724.9896
  4. satid:
    3255
    satname:
    WESTFORD NEEDLES
    intDesignator:
    1963-014BV
    launchDate:
    1963-05-09
    satlat:
    60.9504
    satlng:
    13.3016
    satalt:
    3441.377
  5. satid:
    7272
    satname:
    COSMOS 648
    intDesignator:
    1974-024H
    launchDate:
    1974-04-23
    satlat:
    61.429
    satlng:
    7.9983
    satalt:
    1465.5468
  6. satid:
    7489
    satname:
    DELTA 1 DEB
    intDesignator:
    1973-086FV
    launchDate:
    1973-11-06
    satlat:
    52.5331
    satlng:
    4.7469
    satalt:
    1511.9621
  7. satid:
    8195
    satname:
    MOLNIYA 2-14
    intDesignator:
    1975-081A
    launchDate:
    1975-09-09
    satlat:
    64.966
    satlng:
    -39.0166
    satalt:
    36281.509
  8. satid:
    10089
    satname:
    SL-6 R/B(2)
    intDesignator:
    1977-047D
    launchDate:
    1977-06-16
    satlat:
    65.8688
    satlng:
    10.5858
    satalt:
    26656.1234
  9. satid:
    10492
    satname:
    SL-8 R/B
    intDesignator:
    1977-109B
    launchDate:
    1977-11-24
    satlat:
    59.0472
    satlng:
    5.1355
    satalt:
    1187.0175
  10. satid:
    10619
    satname:
    COSMOS 839 DEB
    intDesignator:
    1976-067AT
    launchDate:
    1976-07-08
    satlat:
    53.7079
    satlng:
    -0.4592
    satalt:
    2060.5408
  11. satid:
    11112
    satname:
    SL-8 R/B
    intDesignator:
    1978-105B
    launchDate:
    1978-11-16
    satlat:
    60.7491
    satlng:
    3.8695
    satalt:
    763.0485
  12. satid:
    11142
    satname:
    ATLAS F R/B
    intDesignator:
    1978-112B
    launchDate:
    1978-12-11
    satlat:
    56.806
    satlng:
    -20.0733
    satalt:
    13849.2703
  13. satid:
    11705
    satname:
    ATLAS 35F R/B
    intDesignator:
    1980-011B
    launchDate:
    1980-02-09
    satlat:
    50.9087
    satlng:
    14.141
    satalt:
    14750.452
  14. satid:
    11909
    satname:
    SL-6 R/B(2)
    intDesignator:
    1980-063D
    launchDate:
    1980-07-18
    satlat:
    60.2081
    satlng:
    -25.6519
    satalt:
    39113.2573
  15. satid:
    11971
    satname:
    COSMOS 1176 FUEL CORE
    intDesignator:
    1980-034D
    launchDate:
    1980-04-29
    satlat:
    58.5452
    satlng:
    9.1672
    satalt:
    929.5859
  16. satid:
    12078
    satname:
    COSMOS 1223
    intDesignator:
    1980-095A
    launchDate:
    1980-11-27
    satlat:
    54.3154
    satlng:
    48.3625
    satalt:
    32499.2747
  17. satid:
    12169
    satname:
    DELTA 1 DEB
    intDesignator:
    1978-026J
    launchDate:
    1978-03-05
    satlat:
    54.745
    satlng:
    3.2059
    satalt:
    756.0391
  18. satid:
    12749
    satname:
    COSMOS 1275 DEB
    intDesignator:
    1981-053CS
    launchDate:
    1981-06-04
    satlat:
    56.205
    satlng:
    0.9095
    satalt:
    967.6946
  19. satid:
    12992
    satname:
    COSMOS 1247 DEB
    intDesignator:
    1981-016H
    launchDate:
    1981-02-19
    satlat:
    39.8205
    satlng:
    14.1062
    satalt:
    31847.9022
  20. satid:
    13080
    satname:
    COSMOS 1341
    intDesignator:
    1982-016A
    launchDate:
    1982-03-03
    satlat:
    49.457
    satlng:
    3.5738
    satalt:
    35161.6967
  21. satid:
    13483
    satname:
    COSMOS 1275 DEB
    intDesignator:
    1981-053GF
    launchDate:
    1981-06-04
    satlat:
    60.3917
    satlng:
    3.7324
    satalt:
    819.1824
  22. satid:
    13875
    satname:
    MOLNIYA 3-20
    intDesignator:
    1983-015A
    launchDate:
    1983-03-11
    satlat:
    61.1661
    satlng:
    55.1242
    satalt:
    37436.9553
  23. satid:
    13908
    satname:
    SL-6 DEB
    intDesignator:
    1981-088H
    launchDate:
    1981-09-11
    satlat:
    60.3997
    satlng:
    18.442
    satalt:
    12597.426
  24. satid:
    13959
    satname:
    COSMOS 1030 DEB
    intDesignator:
    1978-083G
    launchDate:
    1978-09-06
    satlat:
    59.4017
    satlng:
    31.3669
    satalt:
    31627.1627
  25. satid:
    14189
    satname:
    OPS 9794 (NAVSTAR 8)
    intDesignator:
    1983-072A
    launchDate:
    1983-07-14
    satlat:
    56.9009
    satlng:
    46.6941
    satalt:
    20626.2881
limit:
25
offset:
0
returned:
25
has_more_results:
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.