Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.132382E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-31T01:08:49+0800
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    1 Object 1

    AOE ID 56874
    NORAD ID 56874
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 58717
    NORAD ID 58717
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LONGJIANG 3 STARLINK-31093
    Time of Closest Approach 2026-08-30T21:18:39+0000
    Collision Probability (Pc) 1.132382E-6
    Conjunction Distance (km) 2.892 km
    Relative Speed (km/s) 10.188 km/s
    Conjunction Risk Parameters R (Radial): -2.236 | I (In-track): 1.371 | C (Cross-track): 1.216
    Collision Risk Index (CRI) 0.36
    X Position (km) 5652.906 5654.437
    Position Y (km) -1161.83 -1164.013
    Position Z (km) -3677.559 -3678.678
    Velocity X (km/s) 3.72 -1.728
    Velocity Y (km/s) 5.284 5.893
    Velocity Z (km/s) 4.061 -4.526

    Orbital Parameters 国际轨道数据源

    Parameter LONGJIANG 3 STARLINK-31093
    Semimajor Axis (a) 6842.829 km 6840.824 km
    Eccentricity (e) 0.000670 0.000122
    Inclination (i) 49.1058° 53.1599°
    RAAN 23.8615° 143.9775°
    Perigee Argument 359.9844° 78.4899°
    Mean Anomaly (M) 0.1101° 281.6241°
    Apogee 469.277 km 463.525 km
    Perigee 460.107 km 461.849 km
    Orbit Epoch 2026-08-30T12:07:35+0000 2026-08-30T00:01:29+0000

    LONGJIANG 3 & STARLINK-31093 Collision Probability (Pc) Trend

    LONGJIANG 3 & STARLINK-31093 Collision Probability (Pc) TrendNot Available

    LONGJIANG 3 & STARLINK-31093 Miss Distance (Miss Distance) Trend

    LONGJIANG 3 & STARLINK-31093 Miss Distance (Miss Distance) TrendNot Available

    LONGJIANG 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31093Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LONGJIANG 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31093Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LONGJIANG 3

    No nearby objects data