Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.901266E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T13:07:26+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53729
    NORAD ID 53729
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54157
    NORAD ID 54157
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4651 STARLINK-5290
    Time of Closest Approach 2026-10-23T05:09:06+0000
    Collision Probability (Pc) 1.901266E-6
    Conjunction Distance (km) 2.195 km
    Relative Speed (km/s) 10.955 km/s
    Conjunction Risk Parameters R (Radial): 2.193 | I (In-track): -0.065 | C (Cross-track): 0.076
    Collision Risk Index (CRI) 0.41
    X Position (km) 87.038 86.966
    Position Y (km) -5892.55 -5894.442
    Position Z (km) -3478.39 -3479.499
    Velocity X (km/s) 5.353 5.269
    Velocity Y (km/s) -2.702 2.859
    Velocity Z (km/s) 4.719 -4.718

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4651 STARLINK-5290
    Semimajor Axis (a) 6839.570 km 6840.868 km
    Eccentricity (e) 0.000153 0.000112
    Inclination (i) 53.1575° 53.1619°
    RAAN 300.4315° 66.5960°
    Perigee Argument 46.6329° 74.4220°
    Mean Anomaly (M) 313.4801° 285.6906°
    Apogee 462.483 km 463.499 km
    Perigee 460.383 km 461.963 km
    Orbit Epoch 2026-10-22T12:07:57+0000 2026-10-22T18:49:13+0000

    STARLINK-4651 & STARLINK-5290 Collision Probability (Pc) Trend

    STARLINK-4651 & STARLINK-5290 Collision Probability (Pc) TrendNot Available

    STARLINK-4651 & STARLINK-5290 Miss Distance (Miss Distance) Trend

    STARLINK-4651 & STARLINK-5290 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4651Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5290Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4651Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5290Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4651

    No nearby objects data