Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.280346E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:40:53+0800
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    1 Object 1

    AOE ID 44390
    NORAD ID 44390
    Object Type PAYLOAD
    Country
    FI FI
    VS

    2 Object 2

    AOE ID 59854
    NORAD ID 59854
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ICEYE-X4 STARLINK-31891
    Time of Closest Approach 2026-09-12T11:08:54+0000
    Collision Probability (Pc) 4.280346E-6
    Conjunction Distance (km) 1.477 km
    Relative Speed (km/s) 7.054 km/s
    Conjunction Risk Parameters R (Radial): -1.026 | I (In-track): -0.94 | C (Cross-track): -0.49
    Collision Risk Index (CRI) 0.48
    X Position (km) -2813.208 -2812.425
    Position Y (km) 6228.705 6227.839
    Position Z (km) 611.477 612.38
    Velocity X (km/s) 0.673 -5.294
    Velocity Y (km/s) 1.053 -1.878
    Velocity Z (km/s) -7.516 -5.158

    Orbital Parameters 国际轨道数据源

    Parameter ICEYE-X4 STARLINK-31891
    Semimajor Axis (a) 6851.015 km 6861.177 km
    Eccentricity (e) 0.001266 0.000149
    Inclination (i) 97.8701° 43.0023°
    RAAN 291.9003° 311.0810°
    Perigee Argument 11.4743° 281.7590°
    Mean Anomaly (M) 348.6782° 78.3094°
    Apogee 481.549 km 484.064 km
    Perigee 464.207 km 482.016 km
    Orbit Epoch 2026-09-10T20:44:29+0000 2026-09-10T11:19:09+0000

    ICEYE-X4 & STARLINK-31891 Collision Probability (Pc) Trend

    ICEYE-X4 & STARLINK-31891 Collision Probability (Pc) TrendNot Available

    ICEYE-X4 & STARLINK-31891 Miss Distance (Miss Distance) Trend

    ICEYE-X4 & STARLINK-31891 Miss Distance (Miss Distance) TrendNot Available

    ICEYE-X4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31891Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ICEYE-X4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31891Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ICEYE-X4

    No nearby objects data