Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.805068E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:38:51+0800
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    1 Object 1

    AOE ID 53660
    NORAD ID 53660
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68845
    NORAD ID 68845
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4473 STARLINK-37539
    Time of Closest Approach 2026-10-29T00:57:07+0000
    Collision Probability (Pc) 2.805068E-6
    Conjunction Distance (km) 1.995 km
    Relative Speed (km/s) 14.213 km/s
    Conjunction Risk Parameters R (Radial): -1.965 | I (In-track): -0.127 | C (Cross-track): 0.318
    Collision Risk Index (CRI) 0.44
    X Position (km) 2178.261 2177.788
    Position Y (km) -1042.364 -1041.758
    Position Z (km) -6413.485 -6411.644
    Velocity X (km/s) -7.181 4.816
    Velocity Y (km/s) 0.396 -5.344
    Velocity Z (km/s) -2.505 2.504

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4473 STARLINK-37539
    Semimajor Axis (a) 6843.517 km 6843.652 km
    Eccentricity (e) 0.000181 0.000071
    Inclination (i) 97.2863° 97.2851°
    RAAN 172.5295° 312.8490°
    Perigee Argument 98.8067° 180.3842°
    Mean Anomaly (M) 359.6259° 179.7400°
    Apogee 466.620 km 466.003 km
    Perigee 464.140 km 465.027 km
    Orbit Epoch 2026-10-27T06:00:04+0000 2026-10-27T06:58:31+0000

    STARLINK-4473 & STARLINK-37539 Collision Probability (Pc) Trend

    STARLINK-4473 & STARLINK-37539 Collision Probability (Pc) TrendNot Available

    STARLINK-4473 & STARLINK-37539 Miss Distance (Miss Distance) Trend

    STARLINK-4473 & STARLINK-37539 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4473Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37539Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4473Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37539Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4473

    No nearby objects data