Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.029141E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:29:44+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57708
    NORAD ID 57708
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57974
    NORAD ID 57974
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30315 STARLINK-30489
    Time of Closest Approach 2026-10-30T05:42:53+0000
    Collision Probability (Pc) 3.029141E-6
    Conjunction Distance (km) 1.778 km
    Relative Speed (km/s) 9.836 km/s
    Conjunction Risk Parameters R (Radial): 0.883 | I (In-track): -1.177 | C (Cross-track): 0.998
    Collision Risk Index (CRI) 0.45
    X Position (km) -1995.268 -1996.995
    Position Y (km) -6250.51 -6250.844
    Position Z (km) 1996.598 1996.857
    Velocity X (km/s) 5.991 5.115
    Velocity Y (km/s) -0.406 -3.141
    Velocity Z (km/s) 4.704 -4.703

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30315 STARLINK-30489
    Semimajor Axis (a) 6861.232 km 6860.092 km
    Eccentricity (e) 0.000322 0.000489
    Inclination (i) 42.9908° 43.0012°
    RAAN 249.8826° 108.5015°
    Perigee Argument 284.1731° 279.5062°
    Mean Anomaly (M) 75.8763° 80.5237°
    Apogee 485.302 km 485.309 km
    Perigee 480.888 km 478.601 km
    Orbit Epoch 2026-10-27T06:59:11+0000 2026-10-27T04:52:44+0000

    STARLINK-30315 & STARLINK-30489 Collision Probability (Pc) Trend

    STARLINK-30315 & STARLINK-30489 Collision Probability (Pc) TrendNot Available

    STARLINK-30315 & STARLINK-30489 Miss Distance (Miss Distance) Trend

    STARLINK-30315 & STARLINK-30489 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30315Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30489Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30315Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30489Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30315

    No nearby objects data