Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.16909E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:59:31+0800
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    1 Object 1

    AOE ID 49771
    NORAD ID 49771
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58978
    NORAD ID 58978
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3201 STARLINK-31355
    Time of Closest Approach 2026-09-11T19:17:27+0000
    Collision Probability (Pc) 1.16909E-6
    Conjunction Distance (km) 2.981 km
    Relative Speed (km/s) 11.502 km/s
    Conjunction Risk Parameters R (Radial): -2.978 | I (In-track): 0.07 | C (Cross-track): -0.098
    Collision Risk Index (CRI) 0.36
    X Position (km) -6133.745 -6136.392
    Position Y (km) 1056.964 1057.541
    Position Z (km) 2823.528 2824.77
    Velocity X (km/s) -3.203 1.495
    Velocity Y (km/s) -4.551 -5.36
    Velocity Z (km/s) -5.235 5.233

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3201 STARLINK-31355
    Semimajor Axis (a) 6837.870 km 6840.867 km
    Eccentricity (e) 0.000110 0.000177
    Inclination (i) 53.1618° 53.1574°
    RAAN 15.7174° 153.4089°
    Perigee Argument 95.7567° 95.3547°
    Mean Anomaly (M) 264.3562° 264.7657°
    Apogee 460.488 km 463.939 km
    Perigee 458.978 km 461.521 km
    Orbit Epoch 2026-09-10T14:31:31+0000 2026-09-11T03:31:24+0000

    STARLINK-3201 & STARLINK-31355 Collision Probability (Pc) Trend

    STARLINK-3201 & STARLINK-31355 Collision Probability (Pc) TrendNot Available

    STARLINK-3201 & STARLINK-31355 Miss Distance (Miss Distance) Trend

    STARLINK-3201 & STARLINK-31355 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3201Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31355Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3201Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31355Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3201

    No nearby objects data