Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.43673E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:37:00+0800
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    1 Object 1

    AOE ID 53664
    NORAD ID 53664
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58378
    NORAD ID 58378
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4471 STARLINK-30920
    Time of Closest Approach 2026-10-20T12:09:40+0000
    Collision Probability (Pc) 1.43673E-6
    Conjunction Distance (km) 2.797 km
    Relative Speed (km/s) 14.283 km/s
    Conjunction Risk Parameters R (Radial): 2.278 | I (In-track): -0.579 | C (Cross-track): 1.516
    Collision Risk Index (CRI) 0.38
    X Position (km) 5118.382 5116.588
    Position Y (km) -1475.892 -1473.905
    Position Z (km) -4303.47 -4302.66
    Velocity X (km/s) -4.883 4.56
    Velocity Y (km/s) 0.114 4.805
    Velocity Z (km/s) -5.855 3.78

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4471 STARLINK-30920
    Semimajor Axis (a) 6841.093 km 6840.874 km
    Eccentricity (e) 0.000291 0.000106
    Inclination (i) 97.2859° 53.1628°
    RAAN 169.2292° 26.9562°
    Perigee Argument 107.7382° 89.2051°
    Mean Anomaly (M) 252.4179° 270.9073°
    Apogee 464.948 km 463.463 km
    Perigee 460.964 km 462.011 km
    Orbit Epoch 2026-10-19T21:07:21+0000 2026-10-19T06:41:03+0000

    STARLINK-4471 & STARLINK-30920 Collision Probability (Pc) Trend

    STARLINK-4471 & STARLINK-30920 Collision Probability (Pc) TrendNot Available

    STARLINK-4471 & STARLINK-30920 Miss Distance (Miss Distance) Trend

    STARLINK-4471 & STARLINK-30920 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4471Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30920Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4471Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30920Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4471

    No nearby objects data