Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.309162E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:04:36+0800
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    1 Object 1

    AOE ID 55416
    NORAD ID 55416
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67228
    NORAD ID 67228
    Object Type PAYLOAD
    Country
    JP JP

    Conjunction Constraints

    Parameter STARLINK-5624 QPS-SAR-15 SUKUNAMI-1
    Time of Closest Approach 2026-09-13T04:22:51+0000
    Collision Probability (Pc) 5.309162E-6
    Conjunction Distance (km) 1.532 km
    Relative Speed (km/s) 11.602 km/s
    Conjunction Risk Parameters R (Radial): 0.065 | I (In-track): -0.989 | C (Cross-track): -1.167
    Collision Risk Index (CRI) 0.5
    X Position (km) -4741.217 -4740.167
    Position Y (km) 3901.351 3902.377
    Position Z (km) 3255.127 3255.564
    Velocity X (km/s) -4.394 -2.562
    Velocity Y (km/s) -0.181 -6.141
    Velocity Z (km/s) -6.168 3.616

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5624 QPS-SAR-15 SUKUNAMI-1
    Semimajor Axis (a) 6950.177 km 6946.329 km
    Eccentricity (e) 0.000335 0.001133
    Inclination (i) 69.9999° 42.0054°
    RAAN 334.1093° 109.2444°
    Perigee Argument 269.7336° 210.2874°
    Mean Anomaly (M) 90.3440° 149.7298°
    Apogee 574.367 km 576.061 km
    Perigee 569.713 km 560.323 km
    Orbit Epoch 2026-09-12T05:16:56+0000 2026-09-12T07:24:10+0000

    STARLINK-5624 & QPS-SAR-15 SUKUNAMI-1 Collision Probability (Pc) Trend

    STARLINK-5624 & QPS-SAR-15 SUKUNAMI-1 Collision Probability (Pc) TrendNot Available

    STARLINK-5624 & QPS-SAR-15 SUKUNAMI-1 Miss Distance (Miss Distance) Trend

    STARLINK-5624 & QPS-SAR-15 SUKUNAMI-1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5624Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QPS-SAR-15 SUKUNAMI-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5624Collision Probability Trend

    Object 1 Probability TrendNot Available

    QPS-SAR-15 SUKUNAMI-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5624

    No nearby objects data