Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.094403E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T16:26:04+0800
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    1 Object 1

    AOE ID 54173
    NORAD ID 54173
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64611
    NORAD ID 64611
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5242 STARLINK-34494
    Time of Closest Approach 2026-09-07T18:59:29+0000
    Collision Probability (Pc) 8.094403E-7
    Conjunction Distance (km) 2.718 km
    Relative Speed (km/s) 4.814 km/s
    Conjunction Risk Parameters R (Radial): 1.044 | I (In-track): -2.38 | C (Cross-track): 0.794
    Collision Risk Index (CRI) 0.33
    X Position (km) -3317.317 -3318.421
    Position Y (km) 2780.405 2778.057
    Position Z (km) -5304.445 -5303.637
    Velocity X (km/s) -3.217 -6.074
    Velocity Y (km/s) -6.743 -4.35
    Velocity Z (km/s) -1.524 1.523

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5242 STARLINK-34494
    Semimajor Axis (a) 6840.870 km 6840.811 km
    Eccentricity (e) 0.000112 0.000071
    Inclination (i) 53.1586° 53.1565°
    RAAN 269.3332° 220.1683°
    Perigee Argument 85.1243° 15.9113°
    Mean Anomaly (M) 274.9887° 344.1912°
    Apogee 463.500 km 463.162 km
    Perigee 461.966 km 462.186 km
    Orbit Epoch 2026-09-04T08:35:35+0000 2026-09-04T22:32:24+0000

    STARLINK-5242 & STARLINK-34494 Collision Probability (Pc) Trend

    STARLINK-5242 & STARLINK-34494 Collision Probability (Pc) TrendNot Available

    STARLINK-5242 & STARLINK-34494 Miss Distance (Miss Distance) Trend

    STARLINK-5242 & STARLINK-34494 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5242Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34494Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5242Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34494Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5242

    No nearby objects data