Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.092959E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:29:21+0800
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    1 Object 1

    AOE ID 47351
    NORAD ID 47351
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53401
    NORAD ID 53401
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2017 STARLINK-4525
    Time of Closest Approach 2026-09-05T08:22:32+0000
    Collision Probability (Pc) 2.092959E-4
    Conjunction Distance (km) 0.462 km
    Relative Speed (km/s) 11.294 km/s
    Conjunction Risk Parameters R (Radial): -0.31 | I (In-track): 0.232 | C (Cross-track): -0.25
    Collision Risk Index (CRI) 0.81
    X Position (km) -3498.192 -3497.754
    Position Y (km) -5003.193 -5003.163
    Position Z (km) -3101.778 -3101.635
    Velocity X (km/s) 2.742 5.668
    Velocity Y (km/s) -5.032 -0.846
    Velocity Z (km/s) 5.036 -5.036

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2017 STARLINK-4525
    Semimajor Axis (a) 6844.456 km 6843.360 km
    Eccentricity (e) 0.000262 0.000099
    Inclination (i) 53.1572° 53.1630°
    RAAN 270.4877° 47.4436°
    Perigee Argument 49.2362° 79.7380°
    Mean Anomaly (M) 310.8867° 280.3734°
    Apogee 468.112 km 465.902 km
    Perigee 464.526 km 464.544 km
    Orbit Epoch 2026-09-02T13:15:22+0000 2026-09-02T04:22:03+0000

    STARLINK-2017 & STARLINK-4525 Collision Probability (Pc) Trend

    STARLINK-2017 & STARLINK-4525 Collision Probability (Pc) TrendNot Available

    STARLINK-2017 & STARLINK-4525 Miss Distance (Miss Distance) Trend

    STARLINK-2017 & STARLINK-4525 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2017Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4525Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2017Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4525Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2017

    No nearby objects data