X Report 12 Apr 2025
Key developments include the launch of Starshield satellites for the NRO and updates on Starlink launches and NASA access concerns involving Elon Musk's team.
HYLAS 2 (38741)
COSPAR: 2012-043B | Alt Name: Hylas 2
Image
Additional Sources
Launch Details
Launch Date
August 2, 2012
Launch Site
FRGUI
Launch Pad
ELA3
Launch Vehicle
Ariane 5ECA
Orbital Elements
NORAD ID
38741
International Designator
2012-043B
Epoch
Sat, 04 Jul 2026 04:59:20 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
2.47°
Right Ascension
80.87°
Eccentricity
Calculating...
Argument of Perigee
42.06°
Period
1436.09 min
Mean Motion
1.00 rev/day
Latitude
Calculating...
Longitude
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Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
HYLAS 2
Alternative Name
Hylas 2
Type
Payload
Status
Operational
Owner
AVANTI
Country
United Kingdom
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 38741U 12043B 26185.20787060 -.00000246 00000-0 00000-0 0 9998
2 38741 2.4684 80.8728 0002623 42.0637 161.5457 1.00272139 50949
Source: Celestrak
Summary
Hylas 2 is a communication satellite operated by AVANTI and manufactured by OSCD (Orbital Sciences Corporation). Launched on August 2, 2012, from the ELA3 launch pad at Kourou, French Guiana using an Ariane 5ECA launch vehicle, it has a designed lifetime of 15 years. The satellite is based on the Star-2.4 Bus and equipped with 2 deployable solar arrays for power generation alongside batteries. Its payload consists of 24 active Ka-band transponders. Hylas 2 measures approximately 4.8 meters in length, has a diameter of 2.5 meters, and a span of 23.6 meters when its panels are deployed. The dry mass is recorded as 1532 kilograms, while the launch mass was 3311 kilograms. Its shape can be described as a box with two panel extensions.
Physical Characteristics
Length
4.8
Diameter
2.5
Span
23.6
Dry Mass
1532
Launch Mass
3311
Shape
Box + 2 Pan
Radar Cross Section
5.0119
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Hylas 2
Purpose
Communication
Mission
Communication
Manufacturer
OSCD
Life Expectancy
15 years
Bus
Star-2.4E
Configuration
Star-2.4 Bus
Motor
IHI
Equipment
24 active Ka-band transponders
Power System
2 deployable solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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