Space Brief 18 Oct 2024
Explore exciting updates on satellite reentries impacting Earth's atmosphere, China's ambitious space exploration plans, and the latest advancements in the search for extraterrestrial life.
LEMUR-2-JEROEN (40934)
COSPAR: 2015-052E | Alt Name: Lemur-2-Jeroen
Image
Additional Sources
Launch Details
Launch Date
September 28, 2015
Launch Site
SRILR
Launch Pad
FLP
Launch Vehicle
PSLV-XL
Orbital Elements
NORAD ID
40934
International Designator
2015-052E
Epoch
Fri, 05 Jan 2024 11:16:05 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
6.01°
Right Ascension
50.30°
Eccentricity
Calculating...
Argument of Perigee
338.42°
Period
97.09 min
Mean Motion
14.83 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
LEMUR-2-JEROEN
Alternative Name
Lemur-2-Jeroen
Type
Payload
Status
Non-operational
Owner
SPIRE
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 40934U 15052E 24004.46951125 .00005017 00000-0 51754-3 0 9994
2 40934 6.0073 50.3046 0009895 338.4222 21.5489 14.83222395447206
Source: Celestrak
Summary
LEMUR-2-JEROEN, also known as Lemur-2-Jeroen, is a 3U CubeSat satellite manufactured by SPIREG and owned by Spire Global (SPIRE). Launched on September 28, 2015, from the Satish Dhawan Space Centre using the PSLV-XL launch vehicle, this small satellite has dimensions of 0.3 meters in length, a diameter of 0.1 meters, and a span of 0.3 meters. Its dry mass is 4 kilograms, which is also its launch mass. Equipped with solar cells and batteries for power generation, the satellite carries various payloads including STRATOS (GPS radio occultation payload), SENSE (AIS-receiver), and AirSafe (ASD-B payload). The satellite has a box shape and an RCS of 0.0714.
Physical Characteristics
Length
0.3
Diameter
0.1
Span
0.3
Dry Mass
4
Launch Mass
4
Shape
Box
Radar Cross Section
0.0714
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Lemur FM04
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
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
SpaceX Absorbs xAI in History's Largest Private Merger | KeepTrack X Report
SpaceX officially merged with Elon Musk's xAI under the SpaceXAI brand, while a Falcon 9 lofted 81 rideshare payloads from Vandenberg on July 7.
The Day America Shot Down Its Own Spy Satellite
Seventeen years ago, a Navy cruiser in the Pacific fired a missile at a tumbling reconnaissance satellite that had failed within hours of reaching orbit - officially to prevent toxic fuel from reaching the ground, unofficially to prove something far more significant to China and the world
X Report 10 Dec 2024
SpaceX gears up for a busy launch schedule with multiple missions, while its Starship program progresses with a successful Super Heavy test. Meanwhile, NASA's Artemis 2 faces delays, highlighting SpaceX's ongoing momentum in the space sector.
Space Brief 28 May 2025
Today's briefing covers SpaceX's ambitious launch and temporary setback with their Super Heavy booster, adjustments in South African telecommunications laws influenced by Starlink, and the U.S. Navy's strategic shifts amidst changes in unmanned combatant acquisitions.
Space Brief 22 Oct 2024
Today's Space Brief highlights SpaceX's 99th operational launch, China's calibration satellite launch, and Space Force's role in a commercial space age. Special spotlight on the satellite YAOGAN 1!
Space Brief 16 Sep 2024
Highlights of the day include the Polaris Dawn mission's splashdown, advances in space traffic management, and intriguing astronomy insights from the cloud's edge.
Starlink Satellite Count Hits 10,191, X Report 14 Apr 2026
Starlink satellite count April 2026: 10,191 working of 10,209 in orbit. SpaceX flew its 1,000th Starlink of 2026 on April 14, adding 29 more sats.