Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.772102E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:52:52+0800
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    1 Object 1

    AOE ID 53547
    NORAD ID 53547
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65891
    NORAD ID 65891
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4474 STARLINK-34791
    Time of Closest Approach 2026-10-21T22:19:14+0000
    Collision Probability (Pc) 1.772102E-5
    Conjunction Distance (km) 0.966 km
    Relative Speed (km/s) 6.838 km/s
    Conjunction Risk Parameters R (Radial): -0.396 | I (In-track): 0.785 | C (Cross-track): -0.399
    Collision Risk Index (CRI) 0.6
    X Position (km) -4377.174 -4377.185
    Position Y (km) 1358.328 1357.41
    Position Z (km) 5067.985 5067.687
    Velocity X (km/s) 0.4 -4.449
    Velocity Y (km/s) -7.278 -5.773
    Velocity Z (km/s) 2.289 -2.29

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4474 STARLINK-34791
    Semimajor Axis (a) 6840.872 km 6840.793 km
    Eccentricity (e) 0.000251 0.000227
    Inclination (i) 53.1565° 53.1583°
    RAAN 117.7724° 46.4855°
    Perigee Argument 88.9240° 90.4485°
    Mean Anomaly (M) 271.2049° 269.6778°
    Apogee 464.451 km 464.210 km
    Perigee 461.019 km 461.102 km
    Orbit Epoch 2026-10-19T13:44:54+0000 2026-10-20T06:45:20+0000

    STARLINK-4474 & STARLINK-34791 Collision Probability (Pc) Trend

    STARLINK-4474 & STARLINK-34791 Collision Probability (Pc) TrendNot Available

    STARLINK-4474 & STARLINK-34791 Miss Distance (Miss Distance) Trend

    STARLINK-4474 & STARLINK-34791 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4474Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34791Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4474Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34791Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4474

    No nearby objects data