Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.730824E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:38:49+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 54205
    NORAD ID 54205
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4473 STARLINK-5249
    Time of Closest Approach 2026-10-30T05:41:26+0000
    Collision Probability (Pc) 9.730824E-6
    Conjunction Distance (km) 1.342 km
    Relative Speed (km/s) 14.721 km/s
    Conjunction Risk Parameters R (Radial): 1.321 | I (In-track): 0.073 | C (Cross-track): -0.222
    Collision Risk Index (CRI) 0.55
    X Position (km) -6586.19 -6587.459
    Position Y (km) 741.554 741.484
    Position Z (km) 1714.877 1715.306
    Velocity X (km/s) 2.006 -2.029
    Velocity Y (km/s) 0.78 -4.527
    Velocity Z (km/s) 7.323 -5.802

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4473 STARLINK-5249
    Semimajor Axis (a) 6843.517 km 6848.852 km
    Eccentricity (e) 0.000181 0.000077
    Inclination (i) 97.2863° 53.1616°
    RAAN 172.5295° 21.6114°
    Perigee Argument 98.8067° 97.0623°
    Mean Anomaly (M) 359.6259° 263.0466°
    Apogee 466.620 km 471.244 km
    Perigee 464.140 km 470.186 km
    Orbit Epoch 2026-10-27T06:00:04+0000 2026-10-26T14:51:28+0000

    STARLINK-4473 & STARLINK-5249 Collision Probability (Pc) Trend

    STARLINK-4473 & STARLINK-5249 Collision Probability (Pc) TrendNot Available

    STARLINK-4473 & STARLINK-5249 Miss Distance (Miss Distance) Trend

    STARLINK-4473 & STARLINK-5249 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4473Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5249Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4473Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5249Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4473

    No nearby objects data