Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.515766E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:48:00+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 57202
    NORAD ID 57202
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-4473 OBJECT AN
    Time of Closest Approach 2026-10-20T07:45:29+0000
    Collision Probability (Pc) 3.515766E-6
    Conjunction Distance (km) 1.86 km
    Relative Speed (km/s) 15.09 km/s
    Conjunction Risk Parameters R (Radial): -0.905 | I (In-track): -0.214 | C (Cross-track): 1.611
    Collision Risk Index (CRI) 0.46
    X Position (km) 6302.031 6301.527
    Position Y (km) -1278.56 -1276.8
    Position Z (km) 2440.681 2440.354
    Velocity X (km/s) 2.428 -2.847
    Velocity Y (km/s) -1.546 -0.508
    Velocity Z (km/s) -7.05 7.049

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4473 OBJECT AN
    Semimajor Axis (a) 6879.227 km 6883.730 km
    Eccentricity (e) 0.000126 0.001022
    Inclination (i) 97.2840° 97.4969°
    RAAN 164.5749° 350.3605°
    Perigee Argument 117.9867° 44.8921°
    Mean Anomaly (M) 242.1497° 315.3139°
    Apogee 501.959 km 512.631 km
    Perigee 500.221 km 498.555 km
    Orbit Epoch 2026-10-19T02:39:14+0000 2026-10-19T06:23:18+0000

    STARLINK-4473 & OBJECT AN Collision Probability (Pc) Trend

    STARLINK-4473 & OBJECT AN Collision Probability (Pc) TrendNot Available

    STARLINK-4473 & OBJECT AN Miss Distance (Miss Distance) Trend

    STARLINK-4473 & OBJECT AN Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4473Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT ANMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4473Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ANCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4473

    No nearby objects data