Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.264963E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T08:24:10+0800
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    1 Object 1

    AOE ID 53590
    NORAD ID 53590
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69991
    NORAD ID 69991
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4689 STARLINK-38042
    Time of Closest Approach 2026-10-13T04:54:15+0000
    Collision Probability (Pc) 3.264963E-6
    Conjunction Distance (km) 1.901 km
    Relative Speed (km/s) 14.758 km/s
    Conjunction Risk Parameters R (Radial): -1.827 | I (In-track): -0.123 | C (Cross-track): 0.509
    Collision Risk Index (CRI) 0.45
    X Position (km) 4215.697 4214.188
    Position Y (km) -5391.664 -5390.516
    Position Z (km) 268.936 269.071
    Velocity X (km/s) 3.453 -0.572
    Velocity Y (km/s) 3.014 -0.839
    Velocity Z (km/s) 6.102 -7.563

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4689 STARLINK-38042
    Semimajor Axis (a) 6848.892 km 6843.808 km
    Eccentricity (e) 0.000126 0.000362
    Inclination (i) 53.1617° 97.2855°
    RAAN 310.5898° 126.6684°
    Perigee Argument 84.5588° 68.5417°
    Mean Anomaly (M) 275.5557° 291.6211°
    Apogee 471.621 km 468.148 km
    Perigee 469.889 km 463.194 km
    Orbit Epoch 2026-10-12T06:58:04+0000 2026-10-12T03:04:26+0000

    STARLINK-4689 & STARLINK-38042 Collision Probability (Pc) Trend

    STARLINK-4689 & STARLINK-38042 Collision Probability (Pc) TrendNot Available

    STARLINK-4689 & STARLINK-38042 Miss Distance (Miss Distance) Trend

    STARLINK-4689 & STARLINK-38042 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4689Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-38042Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4689Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-38042Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4689

    No nearby objects data