Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.07264E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T21:33:56+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 53182
    NORAD ID 53182
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ICEYE-X4 STARLINK-4278
    Time of Closest Approach 2026-10-21T20:58:32+0000
    Collision Probability (Pc) 2.07264E-5
    Conjunction Distance (km) 1.076 km
    Relative Speed (km/s) 14.42 km/s
    Conjunction Risk Parameters R (Radial): 0.317 | I (In-track): 0.346 | C (Cross-track): -0.967
    Collision Risk Index (CRI) 0.61
    X Position (km) -4771.739 -4771.307
    Position Y (km) 2798.636 2799.432
    Position Z (km) -4035.002 -4034.423
    Velocity X (km/s) 4.474 -5.46
    Velocity Y (km/s) -1.126 -3.358
    Velocity Z (km/s) -6.078 4.132

    Orbital Parameters 国际轨道数据源

    Parameter ICEYE-X4 STARLINK-4278
    Semimajor Axis (a) 6848.714 km 6841.003 km
    Eccentricity (e) 0.001160 0.000252
    Inclination (i) 97.8642° 53.1655°
    RAAN 334.7986° 186.9600°
    Perigee Argument 214.8939° 112.9824°
    Mean Anomaly (M) 145.1542° 247.1445°
    Apogee 478.522 km 464.592 km
    Perigee 462.632 km 461.140 km
    Orbit Epoch 2026-10-21T07:29:27+0000 2026-10-20T23:17:44+0000

    ICEYE-X4 & STARLINK-4278 Collision Probability (Pc) Trend

    ICEYE-X4 & STARLINK-4278 Collision Probability (Pc) TrendNot Available

    ICEYE-X4 & STARLINK-4278 Miss Distance (Miss Distance) Trend

    ICEYE-X4 & STARLINK-4278 Miss Distance (Miss Distance) TrendNot Available

    ICEYE-X4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4278Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ICEYE-X4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4278Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ICEYE-X4

    No nearby objects data