Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.270586E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T01:23:10+0800
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    1 Object 1

    AOE ID 52849
    NORAD ID 52849
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65370
    NORAD ID 65370
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4197 STARLINK-34870
    Time of Closest Approach 2026-09-15T02:16:44+0000
    Collision Probability (Pc) 1.270586E-6
    Conjunction Distance (km) 2.721 km
    Relative Speed (km/s) 10.786 km/s
    Conjunction Risk Parameters R (Radial): 2.716 | I (In-track): -0.115 | C (Cross-track): -0.12
    Collision Risk Index (CRI) 0.37
    X Position (km) 4733.698 4735.676
    Position Y (km) 3323.647 3324.833
    Position Z (km) 3638.39 3639.833
    Velocity X (km/s) -0.754 -5.464
    Velocity Y (km/s) 6.083 2.775
    Velocity Z (km/s) -4.561 4.56

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4197 STARLINK-34870
    Semimajor Axis (a) 6837.864 km 6840.775 km
    Eccentricity (e) 0.000133 0.000104
    Inclination (i) 53.1585° 53.1609°
    RAAN 256.4395° 22.5043°
    Perigee Argument 88.3632° 80.3607°
    Mean Anomaly (M) 271.7524° 279.7512°
    Apogee 460.637 km 463.348 km
    Perigee 458.817 km 461.928 km
    Orbit Epoch 2026-09-12T06:30:14+0000 2026-09-11T18:22:37+0000

    STARLINK-4197 & STARLINK-34870 Collision Probability (Pc) Trend

    STARLINK-4197 & STARLINK-34870 Collision Probability (Pc) TrendNot Available

    STARLINK-4197 & STARLINK-34870 Miss Distance (Miss Distance) Trend

    STARLINK-4197 & STARLINK-34870 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4197Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34870Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4197Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34870Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4197

    No nearby objects data