Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.634723E-5
    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 59542
    NORAD ID 59542
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 28 STARLINK-31540
    Time of Closest Approach 2026-10-31T02:09:46+0000
    Collision Probability (Pc) 4.634723E-5
    Conjunction Distance (km) 0.728 km
    Relative Speed (km/s) 7.126 km/s
    Conjunction Risk Parameters R (Radial): 0.425 | I (In-track): -0.523 | C (Cross-track): -0.274
    Collision Risk Index (CRI) 0.68
    X Position (km) -1006.011 -1006.259
    Position Y (km) -6648.354 -6648.627
    Position Z (km) 1355.8 1356.428
    Velocity X (km/s) -1.206 5.473
    Velocity Y (km/s) -1.347 -1.85
    Velocity Z (km/s) -7.407 -4.979

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 28 STARLINK-31540
    Semimajor Axis (a) 6856.925 km 6861.217 km
    Eccentricity (e) 0.001162 0.000125
    Inclination (i) 97.3269° 43.0019°
    RAAN 77.8166° 107.1157°
    Perigee Argument 78.6834° 270.0250°
    Mean Anomaly (M) 281.5711° 329.0949°
    Apogee 486.758 km 483.935 km
    Perigee 470.818 km 482.225 km
    Orbit Epoch 2026-10-28T23:10:08+0000 2026-10-28T18:00:02+0000

    YAOGAN 28 & STARLINK-31540 Collision Probability (Pc) Trend

    YAOGAN 28 & STARLINK-31540 Collision Probability (Pc) TrendNot Available

    YAOGAN 28 & STARLINK-31540 Miss Distance (Miss Distance) Trend

    YAOGAN 28 & STARLINK-31540 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 28Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31540Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 28Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31540Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 28

    No nearby objects data