Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.712512E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-02T01:57:42+0800
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    1 Object 1

    AOE ID 49143
    NORAD ID 49143
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55430
    NORAD ID 55430
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3109 STARLINK-5642
    Time of Closest Approach 2026-11-03T13:47:19+0000
    Collision Probability (Pc) 1.712512E-6
    Conjunction Distance (km) 2.5 km
    Relative Speed (km/s) 14.194 km/s
    Conjunction Risk Parameters R (Radial): -2.432 | I (In-track): 0.2 | C (Cross-track): 0.54
    Collision Risk Index (CRI) 0.4
    X Position (km) -5383.854 -5381.617
    Position Y (km) -4187.27 -4186.261
    Position Z (km) -1365.456 -1364.978
    Velocity X (km/s) 2.717 0.524
    Velocity Y (km/s) -1.231 -2.937
    Velocity Z (km/s) -6.959 6.96

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3109 STARLINK-5642
    Semimajor Axis (a) 6952.695 km 6950.125 km
    Eccentricity (e) 0.000326 0.000320
    Inclination (i) 70.0006° 69.9994°
    RAAN 40.1707° 228.1119°
    Perigee Argument 269.9577° 273.6661°
    Mean Anomaly (M) 90.1208° 86.4132°
    Apogee 576.827 km 574.215 km
    Perigee 572.289 km 569.761 km
    Orbit Epoch 2026-11-01T00:00:59+0000 2026-11-01T04:09:46+0000

    STARLINK-3109 & STARLINK-5642 Collision Probability (Pc) Trend

    STARLINK-3109 & STARLINK-5642 Collision Probability (Pc) TrendNot Available

    STARLINK-3109 & STARLINK-5642 Miss Distance (Miss Distance) Trend

    STARLINK-3109 & STARLINK-5642 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3109Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5642Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3109Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5642Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3109

    No nearby objects data