Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.777848E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:21:56+0800
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    1 Object 1

    AOE ID 58489
    NORAD ID 58489
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63843
    NORAD ID 63843
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30993 STARLINK-33777
    Time of Closest Approach 2026-10-20T23:36:24+0000
    Collision Probability (Pc) 4.777848E-6
    Conjunction Distance (km) 1.04 km
    Relative Speed (km/s) 1.261 km/s
    Conjunction Risk Parameters R (Radial): 0.655 | I (In-track): -0.805 | C (Cross-track): -0.066
    Collision Risk Index (CRI) 0.49
    X Position (km) -4287.66 -4287.675
    Position Y (km) 2646.611 2645.672
    Position Z (km) -4660.893 -4660.449
    Velocity X (km/s) -4.351 -3.622
    Velocity Y (km/s) -6.236 -6.686
    Velocity Z (km/s) 0.462 -0.463

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30993 STARLINK-33777
    Semimajor Axis (a) 6861.196 km 6861.127 km
    Eccentricity (e) 0.000108 0.000158
    Inclination (i) 43.0002° 43.0016°
    RAAN 237.5561° 254.8060°
    Perigee Argument 252.1723° 262.2583°
    Mean Anomaly (M) 107.9011° 97.8090°
    Apogee 483.800 km 484.071 km
    Perigee 482.318 km 481.909 km
    Orbit Epoch 2026-10-19T21:17:58+0000 2026-10-19T07:13:20+0000

    STARLINK-30993 & STARLINK-33777 Collision Probability (Pc) Trend

    STARLINK-30993 & STARLINK-33777 Collision Probability (Pc) TrendNot Available

    STARLINK-30993 & STARLINK-33777 Miss Distance (Miss Distance) Trend

    STARLINK-30993 & STARLINK-33777 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30993Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33777Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30993Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33777Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30993

    No nearby objects data