Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.40647E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T02:54:11+0800
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    1 Object 1

    AOE ID 52873
    NORAD ID 52873
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64923
    NORAD ID 64923
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4211 STARLINK-34643
    Time of Closest Approach 2026-09-13T19:58:25+0000
    Collision Probability (Pc) 4.40647E-6
    Conjunction Distance (km) 1.35 km
    Relative Speed (km/s) 4.753 km/s
    Conjunction Risk Parameters R (Radial): 0.728 | I (In-track): -1.078 | C (Cross-track): 0.359
    Collision Risk Index (CRI) 0.48
    X Position (km) -2268.75 -2269.474
    Position Y (km) 3678.952 3677.961
    Position Z (km) -5309.712 -5309.15
    Velocity X (km/s) -5.198 -7.133
    Velocity Y (km/s) -5.371 -2.236
    Velocity Z (km/s) -1.501 1.501

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4211 STARLINK-34643
    Semimajor Axis (a) 6840.878 km 6840.801 km
    Eccentricity (e) 0.000130 0.000081
    Inclination (i) 53.1589° 53.1576°
    RAAN 251.2483° 200.8804°
    Perigee Argument 72.9727° 116.0838°
    Mean Anomaly (M) 287.1418° 244.0248°
    Apogee 463.633 km 463.219 km
    Perigee 461.849 km 462.109 km
    Orbit Epoch 2026-09-10T06:26:51+0000 2026-09-11T05:46:32+0000

    STARLINK-4211 & STARLINK-34643 Collision Probability (Pc) Trend

    STARLINK-4211 & STARLINK-34643 Collision Probability (Pc) TrendNot Available

    STARLINK-4211 & STARLINK-34643 Miss Distance (Miss Distance) Trend

    STARLINK-4211 & STARLINK-34643 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4211Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34643Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4211Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34643Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4211

    No nearby objects data