Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.493913E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T20:55:40+0800
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    1 Object 1

    AOE ID 53823
    NORAD ID 53823
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65335
    NORAD ID 65335
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4748 STARLINK-34874
    Time of Closest Approach 2026-09-14T23:04:10+0000
    Collision Probability (Pc) 2.493913E-4
    Conjunction Distance (km) 0.375 km
    Relative Speed (km/s) 7.139 km/s
    Conjunction Risk Parameters R (Radial): -0.173 | I (In-track): 0.293 | C (Cross-track): 0.157
    Collision Risk Index (CRI) 0.83
    X Position (km) 4595.259 4595.192
    Position Y (km) -689.269 -688.924
    Position Z (km) -5027.883 -5027.754
    Velocity X (km/s) -1.592 3.591
    Velocity Y (km/s) 7.052 6.275
    Velocity Z (km/s) -2.424 2.423

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4748 STARLINK-34874
    Semimajor Axis (a) 6840.890 km 6840.826 km
    Eccentricity (e) 0.000131 0.000142
    Inclination (i) 53.1611° 53.1595°
    RAAN 130.8667° 60.8637°
    Perigee Argument 95.2265° 135.4552°
    Mean Anomaly (M) 264.8887° 224.6565°
    Apogee 463.648 km 463.660 km
    Perigee 461.858 km 461.718 km
    Orbit Epoch 2026-09-12T01:12:57+0000 2026-09-11T17:11:56+0000

    STARLINK-4748 & STARLINK-34874 Collision Probability (Pc) Trend

    STARLINK-4748 & STARLINK-34874 Collision Probability (Pc) TrendNot Available

    STARLINK-4748 & STARLINK-34874 Miss Distance (Miss Distance) Trend

    STARLINK-4748 & STARLINK-34874 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4748Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34874Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4748Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34874Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4748

    No nearby objects data