Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.34537E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:37:31+0800
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    1 Object 1

    AOE ID 53020
    NORAD ID 53020
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53651
    NORAD ID 53651
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4287 STARLINK-4388
    Time of Closest Approach 2026-09-04T22:01:28+0000
    Collision Probability (Pc) 1.34537E-6
    Conjunction Distance (km) 2.923 km
    Relative Speed (km/s) 14.108 km/s
    Conjunction Risk Parameters R (Radial): 2.546 | I (In-track): 0.551 | C (Cross-track): -1.325
    Collision Risk Index (CRI) 0.38
    X Position (km) -3183.143 -3181.378
    Position Y (km) 3808.499 3808.263
    Position Z (km) 4693.816 4691.499
    Velocity X (km/s) -6.742 4.376
    Velocity Y (km/s) -1.766 -3.081
    Velocity Z (km/s) -3.131 5.453

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4287 STARLINK-4388
    Semimajor Axis (a) 6837.858 km 6833.282 km
    Eccentricity (e) 0.000102 0.000172
    Inclination (i) 53.1628° 97.5560°
    RAAN 9.4631° 134.3333°
    Perigee Argument 83.4099° 104.0995°
    Mean Anomaly (M) 276.7020° 256.0439°
    Apogee 460.417 km 456.319 km
    Perigee 459.025 km 453.971 km
    Orbit Epoch 2026-09-01T20:04:35+0000 2026-09-02T05:46:14+0000

    STARLINK-4287 & STARLINK-4388 Collision Probability (Pc) Trend

    STARLINK-4287 & STARLINK-4388 Collision Probability (Pc) TrendNot Available

    STARLINK-4287 & STARLINK-4388 Miss Distance (Miss Distance) Trend

    STARLINK-4287 & STARLINK-4388 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4287Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4388Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4287Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4388Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4287

    No nearby objects data