X Report 19 Jan 2025
SpaceX prepares to launch 27 Starlink satellites in its first mission since the recent Starship explosion, while the FAA investigates debris reports from the failed test flight.
YURI-2B (BS-2B) (16597)
COSPAR: 1986-016A | Alt Name: Yuri 2B
Image
Additional Sources
Launch Details
Launch Date
February 12, 1986
Launch Site
TANSC
Launch Pad
N
Launch Vehicle
N-2
Orbital Elements
NORAD ID
16597
International Designator
1986-016A
Epoch
Sat, 04 Jul 2026 05:14:33 GMT
Apogee
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Perigee
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Inclination
12.25°
Right Ascension
332.19°
Eccentricity
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Argument of Perigee
222.85°
Period
1450.24 min
Mean Motion
0.99 rev/day
Latitude
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Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
YURI-2B (BS-2B)
Alternative Name
Yuri 2B
Type
Payload
Status
Non-operational
Owner
NASDA
Country
Japan
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 16597U 86016A 26185.21844399 -.00000240 00000-0 00000-0 0 9998
2 16597 12.2487 332.1930 0013390 222.8540 147.1729 0.99293961128295
Source: Celestrak
Summary
YURI-2B (BS-2B) is a communication satellite with NORAD catalog ID 16597 and object ID 1986-016A, launched on February 12, 1986, from Tanegashima Space Center using an N-2 launch vehicle. The spacecraft has dimensions of 2.9 meters in length and 1.2 meters in diameter with a span of 9 meters and was manufactured by TOSH/GEVF for NASDA (National Space Development Agency). It carries two Ku-band transponders, each equipped with 100W TWTA and a bandwidth of 27 MHz, capable of delivering an EIRP maximum of 54 dBW. The satellite has a dry mass of 305 kg and a launch mass of 346 kg. Power is provided by two deployable solar arrays and batteries. YURI-2B was designed for a mission lifetime of three years, with its primary purpose being communication services.
Physical Characteristics
Length
2.9
Diameter
1.2
Span
9
Dry Mass
305
Launch Mass
346
Shape
Box + 2 Pan
Radar Cross Section
2.928
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
BS 2b
Purpose
Communication
Mission
Communication
Manufacturer
TOSH/GEVF
Life Expectancy
3 years (#1)
Bus
BS 2
Configuration
AS-3000 ?
Motor
Star 27
Equipment
2 (+1) Ku-band transponders 100W TWTA, 27 MHz bandwidth EIRP max 54 dBW
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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