Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.070132E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:57:16+0800
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    1 Object 1

    AOE ID 52548
    NORAD ID 52548
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66228
    NORAD ID 66228
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3931 STARLINK-35731
    Time of Closest Approach 2026-10-22T17:31:23+0000
    Collision Probability (Pc) 1.070132E-6
    Conjunction Distance (km) 2.698 km
    Relative Speed (km/s) 7.814 km/s
    Conjunction Risk Parameters R (Radial): -2.629 | I (In-track): 0.521 | C (Cross-track): 0.298
    Collision Risk Index (CRI) 0.36
    X Position (km) 2457.411 2456.983
    Position Y (km) -4090 -4088.124
    Position Z (km) 4895.764 4893.873
    Velocity X (km/s) 7.069 4.183
    Velocity Y (km/s) 0.979 5.783
    Velocity Z (km/s) -2.723 2.723

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3931 STARLINK-35731
    Semimajor Axis (a) 6843.372 km 6840.805 km
    Eccentricity (e) 0.000143 0.000123
    Inclination (i) 53.1580° 53.1578°
    RAAN 183.5629° 262.0393°
    Perigee Argument 88.1517° 100.5870°
    Mean Anomaly (M) 271.9649° 259.5271°
    Apogee 466.213 km 463.511 km
    Perigee 464.257 km 461.825 km
    Orbit Epoch 2026-10-20T02:27:11+0000 2026-10-20T07:24:37+0000

    STARLINK-3931 & STARLINK-35731 Collision Probability (Pc) Trend

    STARLINK-3931 & STARLINK-35731 Collision Probability (Pc) TrendNot Available

    STARLINK-3931 & STARLINK-35731 Miss Distance (Miss Distance) Trend

    STARLINK-3931 & STARLINK-35731 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3931Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35731Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3931Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35731Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3931

    No nearby objects data