The Day That Changed How We Navigate Forever
Forty-seven years ago, an Atlas rocket carried the first GPS satellite into orbit, launching a revolution in navigation that would transform daily life across the globe
LEMUR-2-RDEATON (41995)
COSPAR: 2017-008AZ | Alt Name: Lemur-2-RDeaton
DECAYED
Image
Additional Sources
Launch Details
Launch Date
February 15, 2017
Launch Site
SRILR
Launch Pad
FLP
Launch Vehicle
PSLV-XL
Orbital Elements
NORAD ID
41995
International Designator
2017-008AZ
Decay Date
11/26/2023
Basic Satellite Info
Name
LEMUR-2-RDEATON
Alternative Name
Lemur-2-RDeaton
Type
Payload
Status
Decayed
Owner
SPIRE
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
LEMUR-2-RDEATON (also known as Lemur-2-RDeaton) is a 3U CubeSat satellite operated by SPIRE and manufactured by SPIREG. It was launched on February 15, 2017, from the Satish Dhawan Space Centre using the PSLV-XL launch vehicle. The satellite has dimensions of 0.3 meters in length and diameter and spans 0.3 meters. It weighs 4.6 kilograms both at launch and dry mass. LEMUR-2-RDEATON is equipped with STRATOS (GPS radio occultation payload), SENSE (AIS-receiver), and AirSafe (ASD-B payload, #78 and later). The satellite's power system consists of solar cells and batteries. It has a reflective surface area of 0.0756 square meters and features a box shape with two panels.
Physical Characteristics
Length
0.3
Diameter
0.1
Span
0.3
Dry Mass
4.6
Launch Mass
4.6
Shape
Box+2 pan
Radar Cross Section
0.0756
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Lemur FM27
Purpose
Unknown
Mission
Unknown
Manufacturer
SPIREG
Life Expectancy
Unknown
Bus
Cubesat 3U
Configuration
CubeSat (3U)
Motor
None
Equipment
STRATOS (GPS radio occultation payload), SENSE (AIS-receiver), AirSafe (ASD-B payload, #78 and later)
Power System
Solar cells, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
X Report 2 Apr 2025
SpaceX's Fram2 mission marks a historic first in polar orbit travel, while DARPA unexpectedly detects Falcon 9 reentry using atmospheric listening.
Starship V3 Flight 12 Four Weeks Out, X Report 11 Mar 2026
Starship V3 timeline: Musk puts Flight 12 about 4 weeks out, early to mid April 2026. SpaceX also hit 30 missions of 2026 with the 15,000-lb EchoStar 25.
Space Brief 15 May 2025
Today's brief highlights a nuclear battery startup's funding boost, advisory board additions in the space sector, and key military updates impacting space operations.
The Korean Optical Wide-field patroL-Network (OWL-Net)
South Korea's sophisticated network of robotic telescopes provides critical space situational awareness while strengthening the nation's position in space security amid regional tensions
Space Force Opens Secret Tracking Data to Commercial Firms | KeepTrack Space Brief
Space Force shares classified tracking data with commercial firms. Falcon 9 reentry linked to upper-atmosphere lithium plume. SpaceX launches 54 Starlink sats in one day.
SpaceX Unveils Space Traffic Management System, Bahamas Landings Resume | KeepTrack X Report
SpaceX unveils new space traffic management system for orbital coordination. Bahamas grants permission for rocket landings after Starship debris pause. Musk proposes lunar satellite catapult.
X Report 13 Jan 2025
SpaceX gears up for a series of launches, including Starlink deployments, lunar missions, and updates on the Starship program.