Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.330256E-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 59241
    NORAD ID 59241
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 28 STARLINK-31427
    Time of Closest Approach 2026-10-30T15:12:25+0000
    Collision Probability (Pc) 9.330256E-6
    Conjunction Distance (km) 1.351 km
    Relative Speed (km/s) 14.343 km/s
    Conjunction Risk Parameters R (Radial): -1.193 | I (In-track): 0.211 | C (Cross-track): 0.598
    Collision Risk Index (CRI) 0.54
    X Position (km) -1214.445 -1213.68
    Position Y (km) -6746.085 -6745.025
    Position Z (km) 311.967 311.629
    Velocity X (km/s) -1.021 5.536
    Velocity Y (km/s) -0.183 -0.751
    Velocity Z (km/s) -7.552 5.191

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 28 STARLINK-31427
    Semimajor Axis (a) 6856.925 km 6861.216 km
    Eccentricity (e) 0.001162 0.000125
    Inclination (i) 97.3269° 43.0005°
    RAAN 77.8166° 267.6453°
    Perigee Argument 78.6834° 263.4055°
    Mean Anomaly (M) 281.5711° 169.7089°
    Apogee 486.758 km 483.941 km
    Perigee 470.818 km 482.217 km
    Orbit Epoch 2026-10-28T23:10:08+0000 2026-10-28T18:00:02+0000

    YAOGAN 28 & STARLINK-31427 Collision Probability (Pc) Trend

    YAOGAN 28 & STARLINK-31427 Collision Probability (Pc) TrendNot Available

    YAOGAN 28 & STARLINK-31427 Miss Distance (Miss Distance) Trend

    YAOGAN 28 & STARLINK-31427 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 28Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31427Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 28Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31427Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 28

    No nearby objects data