Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.24356E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T22:08:02+0800
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    1 Object 1

    AOE ID 53794
    NORAD ID 53794
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60461
    NORAD ID 60461
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4730 YAOGAN-43 O1D
    Time of Closest Approach 2026-10-18T22:32:08+0000
    Collision Probability (Pc) 2.24356E-5
    Conjunction Distance (km) 0.947 km
    Relative Speed (km/s) 8.689 km/s
    Conjunction Risk Parameters R (Radial): -0.599 | I (In-track): 0.607 | C (Cross-track): -0.411
    Collision Risk Index (CRI) 0.62
    X Position (km) -3914.014 -3913.764
    Position Y (km) 4614.372 4615.185
    Position Z (km) 3200.529 3200.945
    Velocity X (km/s) -5.65 -4.527
    Velocity Y (km/s) -1.343 -5.6
    Velocity Z (km/s) -4.955 2.535

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4730 YAOGAN-43 O1D
    Semimajor Axis (a) 6848.874 km 6850.113 km
    Eccentricity (e) 0.000130 0.000314
    Inclination (i) 53.1589° 35.0037°
    RAAN 337.4375° 87.9025°
    Perigee Argument 84.2147° 289.4703°
    Mean Anomaly (M) 275.9002° 70.5675°
    Apogee 471.628 km 474.129 km
    Perigee 469.846 km 469.823 km
    Orbit Epoch 2026-10-18T03:07:01+0000 2026-10-17T21:15:47+0000

    STARLINK-4730 & YAOGAN-43 O1D Collision Probability (Pc) Trend

    STARLINK-4730 & YAOGAN-43 O1D Collision Probability (Pc) TrendNot Available

    STARLINK-4730 & YAOGAN-43 O1D Miss Distance (Miss Distance) Trend

    STARLINK-4730 & YAOGAN-43 O1D Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4730Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-43 O1DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4730Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-43 O1DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4730

    No nearby objects data