Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.621628E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T21:59:29+0800
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    1 Object 1

    AOE ID 53985
    NORAD ID 53985
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57648
    NORAD ID 57648
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5147 STARLINK-30243
    Time of Closest Approach 2026-10-20T12:27:14+0000
    Collision Probability (Pc) 1.621628E-6
    Conjunction Distance (km) 1.63 km
    Relative Speed (km/s) 2.374 km/s
    Conjunction Risk Parameters R (Radial): 0.963 | I (In-track): -1.297 | C (Cross-track): 0.207
    Collision Risk Index (CRI) 0.39
    X Position (km) -4038.467 -4038.335
    Position Y (km) 3677.046 3675.422
    Position Z (km) -4158.571 -4158.545
    Velocity X (km/s) -1.624 -3.373
    Velocity Y (km/s) -6.286 -6.402
    Velocity Z (km/s) -3.985 -2.384

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5147 STARLINK-30243
    Semimajor Axis (a) 6861.042 km 6861.195 km
    Eccentricity (e) 0.000052 0.000125
    Inclination (i) 53.1590° 43.0021°
    RAAN 293.3750° 279.0224°
    Perigee Argument 95.2899° 267.9225°
    Mean Anomaly (M) 248.0305° 92.1483°
    Apogee 483.261 km 483.916 km
    Perigee 482.549 km 482.200 km
    Orbit Epoch 2026-10-18T06:00:02+0000 2026-10-17T15:55:04+0000

    STARLINK-5147 & STARLINK-30243 Collision Probability (Pc) Trend

    STARLINK-5147 & STARLINK-30243 Collision Probability (Pc) TrendNot Available

    STARLINK-5147 & STARLINK-30243 Miss Distance (Miss Distance) Trend

    STARLINK-5147 & STARLINK-30243 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5147Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30243Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5147Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30243Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5147

    No nearby objects data