Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.90807E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T08:22:37+0800
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    1 Object 1

    AOE ID 53570
    NORAD ID 53570
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64948
    NORAD ID 64948
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4550 STARLINK-34630
    Time of Closest Approach 2026-09-14T00:31:18+0000
    Collision Probability (Pc) 2.90807E-6
    Conjunction Distance (km) 1.979 km
    Relative Speed (km/s) 14.557 km/s
    Conjunction Risk Parameters R (Radial): 0.054 | I (In-track): -0.591 | C (Cross-track): 1.888
    Collision Risk Index (CRI) 0.44
    X Position (km) 2928.017 2926.283
    Position Y (km) -5165.686 -5166.223
    Position Z (km) 3393.492 3394.279
    Velocity X (km/s) 3.233 0.883
    Velocity Y (km/s) 4.992 -3.821
    Velocity Z (km/s) 4.792 -6.552

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4550 STARLINK-34630
    Semimajor Axis (a) 6843.381 km 6879.219 km
    Eccentricity (e) 0.000129 0.000170
    Inclination (i) 53.1580° 97.2842°
    RAAN 286.0762° 113.1996°
    Perigee Argument 82.4092° 87.7943°
    Mean Anomaly (M) 277.7056° 275.7653°
    Apogee 466.126 km 502.251 km
    Perigee 464.362 km 499.913 km
    Orbit Epoch 2026-09-11T11:21:19+0000 2026-09-11T20:00:01+0000

    STARLINK-4550 & STARLINK-34630 Collision Probability (Pc) Trend

    STARLINK-4550 & STARLINK-34630 Collision Probability (Pc) TrendNot Available

    STARLINK-4550 & STARLINK-34630 Miss Distance (Miss Distance) Trend

    STARLINK-4550 & STARLINK-34630 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34630Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4550Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34630Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4550

    No nearby objects data