MAST Gadget

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Link to this page

https://orbinauts.com/satellites/31126

  • MAST
  • NORAD 31126
  • 2007-012K
  • Low Earth orbit

Current orbit

Where MAST Gadget is on the world map, with the orbit it is flying
View on live map

Orbit began over the Atlantic Ocean

Orbit ends over the Atlantic Ocean

Sunlit since

Enters the Earth’s shadow

Past trackNext orbits

In view from you

Nobody watches MAST Gadget go over, but a receiver still asks whether it is above the horizon. Say where you are and this card answers.

Your position is rounded to about a kilometre and sent only to the Orbinauts API, to find the pass.

No brightness has been published for MAST Gadget, so it is not a naked-eye satellite and no city page carries pass times for it. Nothing here estimates one.

Seeing it

There is nothing to go outside for: it is too faint to see with the naked eye from anywhere on Earth.

Timeline

  1. Launch

    Launched, on the day GCAT records. Source

  2. Close approach

    On Tuesday, Oct 20 at 12:46 AM UTC, a fragment of Fengyun 1C (NORAD 30879) was to pass within 798 m of MAST (NORAD 31126). The chance was about 1 in 8,000.

  3. Close approach

    On Saturday, Nov 7 at 2:24 PM UTC, SACI 1 (NORAD 25941) was to pass within 252 m of MAST (NORAD 31126). The chance was about 1 in 300.

Summary

Over the Arctic Ocean LIVE

Where is MAST Gadget?

At 6:25:00 PM UTC MAST Gadget was over the Arctic Ocean (72.9° N, 168.3° E), 743 km up, moving at 7.47 km/s and in sunlight.

What is MAST Gadget?

A satellite in low Earth orbit, in space since Apr 17, 2007.

Can I see MAST Gadget?

No, not with the naked eye: no brightness has been published for MAST Gadget, and nothing here estimates one.

General

Operator
Tethers Unlimited Inc (TUI)
State
United States of America
Built by
Tethers Unlimited Inc (TUI)
Launched
Mass
2 kg
Operating
Orbit class
Low Earth orbit

From GCAT, Jonathan McDowell’s general catalogue, licensed CC BY 4.0: the operator, the state, the manufacturer, the launch day, the mass, and whether it is operating. The orbit class is read from its current elements.

Latest orbital data

Position received
6:25 PM UTC
Station time (UTC)
6:25 PM UTC
Latitude / longitude
72.9° N, 168.3° E
Altitude
743 km
Speed
7.47 km/s (26,874 km/h)
Course
south-west
Light
In sunlight until 6:32 PM UTC
Inclination
98.5°
Orbital period
98.4 minutes
Orbits per day
14.63
This orbit
624 to 738 km
In shadow
16 minutes of each orbit
In view from
Within 2,020 km of the point below it
Elements epoch
Nov 8, 2026, 4:48 AM, 12 hours old
Source
Position from Space-Track orbital elements of Nov 8, 2026, 4:48 AM, 13 hours old.

No operator publishes an ephemeris for MAST Gadget, so every position here comes from its orbital elements.

In orbit

Close approaches
2 reported. No close approach to MAST Gadget is reported for the next three days.

From Space-Track’s public conjunction messages; the latest report was issued Nov 8, 2026, 1:11 PM, 3 hours old. Only approaches serious enough to be reported publicly are listed: within three days and, for two bodies near the Earth, closer than a kilometre with a chance of a collision above 1 in 10,000, the level at which NASA moves the ISS.

See every close approach reported in orbit.

Launched with

MAST Gadget shares its launch, 2007-012, with 15 other bodies the catalogue lists in orbit.

BodyWhat it is
EGYPTSAT 1Earth-watching satellite
SAUDISAT 3Earth-watching satellite
SAUDICOMSAT 7Communications satellite
SL-24 DEBDebris
SAUDICOMSAT 6Communications satellite
CSTB 1Satellite
SL-24 R/BRocket body
SAUDICOMSAT 5Communications satellite
SAUDICOMSAT 3Communications satellite
SAUDICOMSAT 4Communications satellite
LIBERTAD 1Satellite
CP3Satellite
CAPE 1Satellite
CP4Satellite
AEROCUBE 2Satellite

Read from the international designators of the US catalogue: the year and the launch number every piece of one launch shares. A body that has come down is no longer listed.

Data and API

The current elements from Space-Track as an OMM object, epoch Nov 8, 2026, 4:48 AM, 12 hours old.

{
  "OBJECT_NAME": "MAST",
  "OBJECT_ID": "2007-012K",
  "EPOCH": "2026-11-08T04:48:18.905184",
  "MEAN_MOTION": 14.62867151,
  "ECCENTRICITY": 0.00806992,
  "INCLINATION": 98.4504,
  "RA_OF_ASC_NODE": 283.3313,
  "ARG_OF_PERICENTER": 321.0203,
  "MEAN_ANOMALY": 38.5197,
  "EPHEMERIS_TYPE": 0,
  "CLASSIFICATION_TYPE": "U",
  "NORAD_CAT_ID": 31126,
  "ELEMENT_SET_NO": 999,
  "REV_AT_EPOCH": 3989,
  "BSTAR": 0.00025379325,
  "MEAN_MOTION_DOT": 0.00001304,
  "MEAN_MOTION_DDOT": 0
}