Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.584709E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T17:10:01+0800
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    1 Object 1

    AOE ID 56138
    NORAD ID 56138
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67458
    NORAD ID 67458
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4774 STARLINK-36528
    Time of Closest Approach 2026-09-12T18:51:00+0000
    Collision Probability (Pc) 9.584709E-7
    Conjunction Distance (km) 2.468 km
    Relative Speed (km/s) 5.013 km/s
    Conjunction Risk Parameters R (Radial): 0.258 | I (In-track): 2.319 | C (Cross-track): 0.804
    Collision Risk Index (CRI) 0.35
    X Position (km) -1765.89 -1763.511
    Position Y (km) 5015.559 5016.188
    Position Z (km) -4340.385 -4340.219
    Velocity X (km/s) -7.312 -6.262
    Velocity Y (km/s) -0.894 -3.88
    Velocity Z (km/s) 1.943 -1.943

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4774 STARLINK-36528
    Semimajor Axis (a) 6861.212 km 6861.145 km
    Eccentricity (e) 0.000079 0.000110
    Inclination (i) 43.0007° 42.9983°
    RAAN 190.8005° 238.4353°
    Perigee Argument 257.4273° 198.2658°
    Mean Anomaly (M) 102.6490° 161.8154°
    Apogee 483.618 km 483.765 km
    Perigee 482.532 km 482.251 km
    Orbit Epoch 2026-09-09T04:50:12+0000 2026-09-10T23:24:01+0000

    STARLINK-4774 & STARLINK-36528 Collision Probability (Pc) Trend

    STARLINK-4774 & STARLINK-36528 Collision Probability (Pc) TrendNot Available

    STARLINK-4774 & STARLINK-36528 Miss Distance (Miss Distance) Trend

    STARLINK-4774 & STARLINK-36528 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4774Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36528Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4774Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36528Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4774

    No nearby objects data