Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.39403E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T11:48:30+0800
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    1 Object 1

    AOE ID 53672
    NORAD ID 53672
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67646
    NORAD ID 67646
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4428 OBJECT A
    Time of Closest Approach 2026-10-19T12:18:45+0000
    Collision Probability (Pc) 2.39403E-6
    Conjunction Distance (km) 2.154 km
    Relative Speed (km/s) 14.878 km/s
    Conjunction Risk Parameters R (Radial): 2.154 | I (In-track): 0.008 | C (Cross-track): 0.028
    Collision Risk Index (CRI) 0.43
    X Position (km) 4026.708 4025.448
    Position Y (km) -347 -346.863
    Position Z (km) 5548.98 5547.239
    Velocity X (km/s) 5.856 -6.142
    Velocity Y (km/s) -2.152 -1.156
    Velocity Z (km/s) -4.374 4.367

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4428 OBJECT A
    Semimajor Axis (a) 6870.302 km 6873.861 km
    Eccentricity (e) 0.000097 0.001195
    Inclination (i) 97.2849° 97.4475°
    RAAN 164.2982° 4.1082°
    Perigee Argument 67.5390° 101.5072°
    Mean Anomaly (M) 289.8792° 258.7508°
    Apogee 492.830 km 503.940 km
    Perigee 491.500 km 487.508 km
    Orbit Epoch 2026-10-18T20:00:02+0000 2026-10-18T04:32:41+0000

    STARLINK-4428 & OBJECT A Collision Probability (Pc) Trend

    STARLINK-4428 & OBJECT A Collision Probability (Pc) TrendNot Available

    STARLINK-4428 & OBJECT A Miss Distance (Miss Distance) Trend

    STARLINK-4428 & OBJECT A Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4428Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4428Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4428

    No nearby objects data