About HTV-X1
Group: 3 satellites
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Live Position
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Upcoming Passes
Altitude History
Altitude vs Time
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Two-Line Element Set
1 66174U 25241A 26038.50283897 .00012054 00000-0 23050-3 0 9994
2 66174 51.6315 221.5822 0011000 74.6214 285.5989 15.48462076 510
Epoch: Feb 7, 2026 •
Age: 9 hours
Current Status
Altitude 439.6 km
Velocity 7.64 km/s
Sub-Earth Point -36.81°S,
14.08°W
Launch Date Oct 26, 2025
Age 0.2 years
Type other
Technical Details
Classification Payload
Mass 10000.00 kg
Dry Mass 7600.00 kg
Total Mass 16000.00 kg
Length 8.00 m
Diameter 4.40 m
Span 18.20 m
Shape Cyl+2 pan
Manufacturer MHITO
Bus Type HTV-X
Phase Status Grappled
Owner/State JAXA/J
Large Constellations
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