Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.104845E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:41:06+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 59675
    NORAD ID 59675
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ICEYE-X4 STARLINK-31877
    Time of Closest Approach 2026-09-13T13:39:53+0000
    Collision Probability (Pc) 4.104845E-6
    Conjunction Distance (km) 1.711 km
    Relative Speed (km/s) 13.199 km/s
    Conjunction Risk Parameters R (Radial): 1.66 | I (In-track): -0.218 | C (Cross-track): -0.352
    Collision Risk Index (CRI) 0.47
    X Position (km) -2759.556 -2759.87
    Position Y (km) 4556.543 4557.657
    Position Z (km) 4313.537 4314.797
    Velocity X (km/s) -1.304 -5.3
    Velocity Y (km/s) 4.746 -5.107
    Velocity Z (km/s) -5.821 2

    Orbital Parameters 国际轨道数据源

    Parameter ICEYE-X4 STARLINK-31877
    Semimajor Axis (a) 6851.015 km 6861.206 km
    Eccentricity (e) 0.001266 0.000189
    Inclination (i) 97.8701° 43.0019°
    RAAN 291.9003° 75.7037°
    Perigee Argument 11.4743° 259.6061°
    Mean Anomaly (M) 348.6782° 100.4578°
    Apogee 481.549 km 484.368 km
    Perigee 464.207 km 481.770 km
    Orbit Epoch 2026-09-10T20:44:29+0000 2026-09-10T22:36:01+0000

    ICEYE-X4 & STARLINK-31877 Collision Probability (Pc) Trend

    ICEYE-X4 & STARLINK-31877 Collision Probability (Pc) TrendNot Available

    ICEYE-X4 & STARLINK-31877 Miss Distance (Miss Distance) Trend

    ICEYE-X4 & STARLINK-31877 Miss Distance (Miss Distance) TrendNot Available

    ICEYE-X4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31877Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ICEYE-X4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31877Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ICEYE-X4

    No nearby objects data