Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.222766E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T15:32:34+0800
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    1 Object 1

    AOE ID 53528
    NORAD ID 53528
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58391
    NORAD ID 58391
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4503 STARLINK-30916
    Time of Closest Approach 2026-10-19T04:54:31+0000
    Collision Probability (Pc) 2.222766E-6
    Conjunction Distance (km) 2.003 km
    Relative Speed (km/s) 9.972 km/s
    Conjunction Risk Parameters R (Radial): 1.922 | I (In-track): -0.425 | C (Cross-track): 0.371
    Collision Risk Index (CRI) 0.42
    X Position (km) 5421.192 5419.644
    Position Y (km) 243.185 243.68
    Position Z (km) -4177.064 -4175.893
    Velocity X (km/s) -3.295 2.777
    Velocity Y (km/s) 5.629 5.902
    Velocity Z (km/s) -3.952 3.953

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4503 STARLINK-30916
    Semimajor Axis (a) 6843.387 km 6840.887 km
    Eccentricity (e) 0.000106 0.000168
    Inclination (i) 53.1590° 53.1590°
    RAAN 153.3361° 46.6121°
    Perigee Argument 93.8275° 96.2747°
    Mean Anomaly (M) 221.8585° 263.8446°
    Apogee 465.978 km 463.900 km
    Perigee 464.522 km 461.600 km
    Orbit Epoch 2026-10-17T22:00:02+0000 2026-10-17T07:47:24+0000

    STARLINK-4503 & STARLINK-30916 Collision Probability (Pc) Trend

    STARLINK-4503 & STARLINK-30916 Collision Probability (Pc) TrendNot Available

    STARLINK-4503 & STARLINK-30916 Miss Distance (Miss Distance) Trend

    STARLINK-4503 & STARLINK-30916 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4503Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30916Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4503Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30916Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4503

    No nearby objects data