Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.713886E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:01:54+0800
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    1 Object 1

    Name USA 120
    AOE ID 23907
    NORAD ID 23907
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54797
    NORAD ID 54797
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter USA 120 STARLINK-5435
    Time of Closest Approach 2026-10-22T11:51:15+0000
    Collision Probability (Pc) 1.713886E-5
    Conjunction Distance (km) 1.096 km
    Relative Speed (km/s) 12.077 km/s
    Conjunction Risk Parameters R (Radial): -0.164 | I (In-track): -0.699 | C (Cross-track): -0.826
    Collision Risk Index (CRI) 0.6
    X Position (km) -2965.482 -2964.602
    Position Y (km) -4874.814 -4875.44
    Position Z (km) 3764.976 3765.156
    Velocity X (km/s) 5.639 3.164
    Velocity Y (km/s) 1.042 -5.357
    Velocity Z (km/s) 5.506 -4.431

    Orbital Parameters 国际轨道数据源

    Parameter USA 120 STARLINK-5435
    Semimajor Axis (a) 7462.335 km 6840.918 km
    Eccentricity (e) 0.085518 0.000129
    Inclination (i) 63.3172° 53.1590°
    RAAN 227.4945° 101.2565°
    Perigee Argument 51.7744° 66.8774°
    Mean Anomaly (M) 315.7176° 293.2365°
    Apogee 1722.365 km 463.665 km
    Perigee 446.031 km 461.897 km
    Orbit Epoch 2026-10-19T08:50:47+0000 2026-10-19T17:36:17+0000

    USA 120 & STARLINK-5435 Collision Probability (Pc) Trend

    USA 120 & STARLINK-5435 Collision Probability (Pc) TrendNot Available

    USA 120 & STARLINK-5435 Miss Distance (Miss Distance) Trend

    USA 120 & STARLINK-5435 Miss Distance (Miss Distance) TrendNot Available

    USA 120Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5435Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    USA 120Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5435Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with USA 120

    No nearby objects data