Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.435701E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:17:07+0800
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    1 Object 1

    AOE ID 52455
    NORAD ID 52455
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66896
    NORAD ID 66896
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3890 STARLINK-35791
    Time of Closest Approach 2026-10-21T21:19:54+0000
    Collision Probability (Pc) 2.435701E-6
    Conjunction Distance (km) 1.789 km
    Relative Speed (km/s) 7.191 km/s
    Conjunction Risk Parameters R (Radial): -0.91 | I (In-track): 1.36 | C (Cross-track): -0.722
    Collision Risk Index (CRI) 0.43
    X Position (km) -4637.486 -4636.957
    Position Y (km) 274.538 272.964
    Position Z (km) 5011.97 5011.305
    Velocity X (km/s) 2.238 -3.032
    Velocity Y (km/s) -6.884 -6.574
    Velocity Z (km/s) 2.441 -2.441

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3890 STARLINK-35791
    Semimajor Axis (a) 6840.899 km 6840.824 km
    Eccentricity (e) 0.000138 0.000173
    Inclination (i) 53.1611° 53.1598°
    RAAN 136.0900° 62.5897°
    Perigee Argument 109.7393° 89.0307°
    Mean Anomaly (M) 250.3759° 271.0894°
    Apogee 463.709 km 463.874 km
    Perigee 461.815 km 461.500 km
    Orbit Epoch 2026-10-19T00:15:39+0000 2026-10-19T07:52:32+0000

    STARLINK-3890 & STARLINK-35791 Collision Probability (Pc) Trend

    STARLINK-3890 & STARLINK-35791 Collision Probability (Pc) TrendNot Available

    STARLINK-3890 & STARLINK-35791 Miss Distance (Miss Distance) Trend

    STARLINK-3890 & STARLINK-35791 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3890Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35791Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3890Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35791Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3890

    No nearby objects data