Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.877076E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T03:42:32+0800
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    1 Object 1

    AOE ID 41026
    NORAD ID 41026
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59025
    NORAD ID 59025
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 28 STARLINK-31178
    Time of Closest Approach 2026-10-31T23:16:03+0000
    Collision Probability (Pc) 7.877076E-6
    Conjunction Distance (km) 1.288 km
    Relative Speed (km/s) 8.863 km/s
    Conjunction Risk Parameters R (Radial): -1.245 | I (In-track): 0.267 | C (Cross-track): -0.187
    Collision Risk Index (CRI) 0.53
    X Position (km) 414.835 414.628
    Position Y (km) 5657.295 5656.443
    Position Z (km) -3866.429 -3865.486
    Velocity X (km/s) 1.481 -6.58
    Velocity Y (km/s) 4.131 2.484
    Velocity Z (km/s) 6.224 2.931

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 28 STARLINK-31178
    Semimajor Axis (a) 6856.925 km 6861.167 km
    Eccentricity (e) 0.001162 0.000133
    Inclination (i) 97.3269° 43.0025°
    RAAN 77.8166° 150.9926°
    Perigee Argument 78.6834° 266.8493°
    Mean Anomaly (M) 281.5711° 312.5658°
    Apogee 486.758 km 483.942 km
    Perigee 470.818 km 482.118 km
    Orbit Epoch 2026-10-28T23:10:08+0000 2026-10-28T18:00:02+0000

    YAOGAN 28 & STARLINK-31178 Collision Probability (Pc) Trend

    YAOGAN 28 & STARLINK-31178 Collision Probability (Pc) TrendNot Available

    YAOGAN 28 & STARLINK-31178 Miss Distance (Miss Distance) Trend

    YAOGAN 28 & STARLINK-31178 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 28Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31178Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 28Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31178Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 28

    No nearby objects data