Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.990924E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:15:20+0800
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    1 Object 1

    AOE ID 53149
    NORAD ID 53149
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63038
    NORAD ID 63038
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4021 STARLINK-32812
    Time of Closest Approach 2026-10-22T08:25:48+0000
    Collision Probability (Pc) 2.990924E-6
    Conjunction Distance (km) 1.689 km
    Relative Speed (km/s) 7.676 km/s
    Conjunction Risk Parameters R (Radial): -0.641 | I (In-track): -1.351 | C (Cross-track): 0.784
    Collision Risk Index (CRI) 0.45
    X Position (km) -4327.734 -4326.681
    Position Y (km) 1963.253 1964.492
    Position Z (km) -4928.383 -4927.923
    Velocity X (km/s) -5.237 -0.209
    Velocity Y (km/s) -4.859 -7.142
    Velocity Z (km/s) 2.665 -2.666

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4021 STARLINK-32812
    Semimajor Axis (a) 6840.880 km 6840.912 km
    Eccentricity (e) 0.000127 0.000110
    Inclination (i) 53.1580° 53.1592°
    RAAN 216.9384° 293.2027°
    Perigee Argument 99.6398° 77.1259°
    Mean Anomaly (M) 260.4748° 14.8971°
    Apogee 463.612 km 463.527 km
    Perigee 461.874 km 462.023 km
    Orbit Epoch 2026-10-20T03:33:29+0000 2026-10-20T12:00:03+0000

    STARLINK-4021 & STARLINK-32812 Collision Probability (Pc) Trend

    STARLINK-4021 & STARLINK-32812 Collision Probability (Pc) TrendNot Available

    STARLINK-4021 & STARLINK-32812 Miss Distance (Miss Distance) Trend

    STARLINK-4021 & STARLINK-32812 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4021Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32812Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4021Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32812Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4021

    No nearby objects data