Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.973044E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T06:13:36+0800
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    1 Object 1

    AOE ID 55426
    NORAD ID 55426
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57511
    NORAD ID 57511
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5638 STARLINK-30147
    Time of Closest Approach 2026-10-28T03:51:23+0000
    Collision Probability (Pc) 1.973044E-6
    Conjunction Distance (km) 1.987 km
    Relative Speed (km/s) 7.972 km/s
    Conjunction Risk Parameters R (Radial): -1.25 | I (In-track): -1.311 | C (Cross-track): 0.814
    Collision Risk Index (CRI) 0.41
    X Position (km) 2926.357 2925.499
    Position Y (km) 4076.585 4077.662
    Position Z (km) -4673.335 -4674.767
    Velocity X (km/s) -5.57 -6.145
    Velocity Y (km/s) -1.652 4.511
    Velocity Z (km/s) -4.93 0.093

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5638 STARLINK-30147
    Semimajor Axis (a) 6852.715 km 6861.193 km
    Eccentricity (e) 0.000290 0.000938
    Inclination (i) 69.9994° 42.9970°
    RAAN 217.7229° 149.5311°
    Perigee Argument 269.1244° 283.3646°
    Mean Anomaly (M) 90.9600° 76.6160°
    Apogee 476.565 km 489.491 km
    Perigee 472.591 km 476.621 km
    Orbit Epoch 2026-10-26T22:38:03+0000 2026-10-26T23:59:50+0000

    STARLINK-5638 & STARLINK-30147 Collision Probability (Pc) Trend

    STARLINK-5638 & STARLINK-30147 Collision Probability (Pc) TrendNot Available

    STARLINK-5638 & STARLINK-30147 Miss Distance (Miss Distance) Trend

    STARLINK-5638 & STARLINK-30147 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5638Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30147Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5638Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30147Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5638

    No nearby objects data