Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.994987E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:48:29+0800
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    1 Object 1

    AOE ID 53017
    NORAD ID 53017
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 56142
    NORAD ID 56142
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4281 STARLINK-5376
    Time of Closest Approach 2026-09-05T17:17:35+0000
    Collision Probability (Pc) 8.994987E-6
    Conjunction Distance (km) 1.247 km
    Relative Speed (km/s) 9.164 km/s
    Conjunction Risk Parameters R (Radial): 0.32 | I (In-track): -0.966 | C (Cross-track): 0.72
    Collision Risk Index (CRI) 0.54
    X Position (km) 5580.237 5580.292
    Position Y (km) -1402.241 -1403.486
    Position Z (km) 3729.31 3729.346
    Velocity X (km/s) -1.498 3.598
    Velocity Y (km/s) 5.989 5.95
    Velocity Z (km/s) 4.48 -3.135

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4281 STARLINK-5376
    Semimajor Axis (a) 6862.072 km 6861.195 km
    Eccentricity (e) 0.000082 0.000145
    Inclination (i) 53.2146° 43.0017°
    RAAN 330.9952° 234.0901°
    Perigee Argument 57.5497° 269.3000°
    Mean Anomaly (M) 103.6462° 90.7685°
    Apogee 484.502 km 484.055 km
    Perigee 483.368 km 482.061 km
    Orbit Epoch 2026-09-02T16:00:02+0000 2026-09-01T10:44:14+0000

    STARLINK-4281 & STARLINK-5376 Collision Probability (Pc) Trend

    STARLINK-4281 & STARLINK-5376 Collision Probability (Pc) TrendNot Available

    STARLINK-4281 & STARLINK-5376 Miss Distance (Miss Distance) Trend

    STARLINK-4281 & STARLINK-5376 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4281Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5376Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4281Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5376Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4281

    No nearby objects data