Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.686924E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T20:01:39+0800
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    1 Object 1

    Name USA 25
    AOE ID 18025
    NORAD ID 18025
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name SSOT
    AOE ID 38011
    NORAD ID 38011
    Object Type PAYLOAD
    Country
    CL CL

    Conjunction Constraints

    Parameter USA 25 SSOT
    Time of Closest Approach 2026-10-30T12:41:08+0000
    Collision Probability (Pc) 4.686924E-6
    Conjunction Distance (km) 1.383 km
    Relative Speed (km/s) 5.874 km/s
    Conjunction Risk Parameters R (Radial): -0.006 | I (In-track): 1.264 | C (Cross-track): 0.56
    Collision Risk Index (CRI) 0.48
    X Position (km) 5432 5431.178
    Position Y (km) -542.129 -541.776
    Position Z (km) 4374.031 4375.084
    Velocity X (km/s) -3.864 -4.766
    Velocity Y (km/s) 4.834 -0.843
    Velocity Z (km/s) 4.586 5.795

    Orbital Parameters 国际轨道数据源

    Parameter USA 25 SSOT
    Semimajor Axis (a) 7296.246 km 6998.872 km
    Eccentricity (e) 0.076549 0.000166
    Inclination (i) 63.2916° 97.7906°
    RAAN 333.3773° 0.0927°
    Perigee Argument 106.1557° 86.7558°
    Mean Anomaly (M) 262.5075° 33.6364°
    Apogee 1476.629 km 621.894 km
    Perigee 359.589 km 619.576 km
    Orbit Epoch 2026-10-29T12:21:28+0000 2026-10-30T00:05:37+0000

    USA 25 & SSOT Collision Probability (Pc) Trend

    USA 25 & SSOT Collision Probability (Pc) TrendNot Available

    USA 25 & SSOT Miss Distance (Miss Distance) Trend

    USA 25 & SSOT Miss Distance (Miss Distance) TrendNot Available

    USA 25Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SSOTMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    USA 25Collision Probability Trend

    Object 1 Probability TrendNot Available

    SSOTCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with USA 25

    No nearby objects data