Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.121535E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T09:47:14+0800
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    1 Object 1

    AOE ID 61945
    NORAD ID 61945
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63664
    NORAD ID 63664
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-11421 STARLINK-11651
    Time of Closest Approach 2026-09-06T13:59:55+0000
    Collision Probability (Pc) 2.121535E-6
    Conjunction Distance (km) 1.84 km
    Relative Speed (km/s) 6.508 km/s
    Conjunction Risk Parameters R (Radial): 1.523 | I (In-track): -0.935 | C (Cross-track): 0.436
    Collision Risk Index (CRI) 0.42
    X Position (km) 4698.211 4697.65
    Position Y (km) -1859.233 -1857.925
    Position Z (km) 4444.837 4443.671
    Velocity X (km/s) 5.112 1.693
    Velocity Y (km/s) 4.59 7.397
    Velocity Z (km/s) -3.473 1.3

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-11421 STARLINK-11651
    Semimajor Axis (a) 6737.859 km 6734.632 km
    Eccentricity (e) 0.000130 0.000132
    Inclination (i) 53.1575° 42.9989°
    RAAN 211.7221° 280.0360°
    Perigee Argument 61.8222° 264.7919°
    Mean Anomaly (M) 298.2927° 95.2798°
    Apogee 360.598 km 357.385 km
    Perigee 358.846 km 355.605 km
    Orbit Epoch 2026-09-04T03:25:17+0000 2026-09-04T12:51:05+0000

    STARLINK-11421 & STARLINK-11651 Collision Probability (Pc) Trend

    STARLINK-11421 & STARLINK-11651 Collision Probability (Pc) TrendNot Available

    STARLINK-11421 & STARLINK-11651 Miss Distance (Miss Distance) Trend

    STARLINK-11421 & STARLINK-11651 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-11421Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11651Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-11421Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11651Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-11421

    No nearby objects data