Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.83303E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:25:17+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55659
    NORAD ID 55659
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68494
    NORAD ID 68494
    Object Type PAYLOAD
    Country
    FI FI

    Conjunction Constraints

    Parameter STARLINK-5477 ICEYE-X71
    Time of Closest Approach 2026-09-12T12:32:25+0000
    Collision Probability (Pc) 2.83303E-6
    Conjunction Distance (km) 2.009 km
    Relative Speed (km/s) 14.831 km/s
    Conjunction Risk Parameters R (Radial): -1.907 | I (In-track): -0.124 | C (Cross-track): -0.614
    Collision Risk Index (CRI) 0.44
    X Position (km) -3639.343 -3638.759
    Position Y (km) -1400.574 -1399.746
    Position Z (km) 5748.038 5746.304
    Velocity X (km/s) -2.983 5.03
    Velocity Y (km/s) -6.094 3.89
    Velocity Z (km/s) -3.367 4.121

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5477 ICEYE-X71
    Semimajor Axis (a) 6950.209 km 6952.001 km
    Eccentricity (e) 0.000280 0.000449
    Inclination (i) 69.9998° 97.7692°
    RAAN 55.4260° 211.9745°
    Perigee Argument 269.2815° 92.3968°
    Mean Anomaly (M) 90.8022° 267.7768°
    Apogee 574.021 km 576.987 km
    Perigee 570.123 km 570.741 km
    Orbit Epoch 2026-09-11T18:23:24+0000 2026-09-11T20:15:16+0000

    STARLINK-5477 & ICEYE-X71 Collision Probability (Pc) Trend

    STARLINK-5477 & ICEYE-X71 Collision Probability (Pc) TrendNot Available

    STARLINK-5477 & ICEYE-X71 Miss Distance (Miss Distance) Trend

    STARLINK-5477 & ICEYE-X71 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5477Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ICEYE-X71Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5477Collision Probability Trend

    Object 1 Probability TrendNot Available

    ICEYE-X71Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5477

    No nearby objects data