Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.458667E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:51:26+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 69381
    NORAD ID 69381
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LONGJIANG 3 STARLINK-37427
    Time of Closest Approach 2026-09-13T17:05:26+0000
    Collision Probability (Pc) 1.458667E-6
    Conjunction Distance (km) 2.523 km
    Relative Speed (km/s) 11.112 km/s
    Conjunction Risk Parameters R (Radial): 2.013 | I (In-track): 1.05 | C (Cross-track): -1.099
    Collision Risk Index (CRI) 0.38
    X Position (km) 5615.533 5617.873
    Position Y (km) -2739.857 -2739.308
    Position Z (km) 2770.931 2771.697
    Velocity X (km/s) 0.448 4.304
    Velocity Y (km/s) 5.87 3.475
    Velocity Z (km/s) 4.873 -5.269

    Orbital Parameters 国际轨道数据源

    Parameter LONGJIANG 3 STARLINK-37427
    Semimajor Axis (a) 6842.164 km 6840.857 km
    Eccentricity (e) 0.000642 0.000120
    Inclination (i) 49.1057° 53.1595°
    RAAN 326.7132° 188.1721°
    Perigee Argument 49.9662° 100.2053°
    Mean Anomaly (M) 310.1848° 259.9085°
    Apogee 468.421 km 463.540 km
    Perigee 459.633 km 461.900 km
    Orbit Epoch 2026-09-10T17:02:18+0000 2026-09-10T13:24:34+0000

    LONGJIANG 3 & STARLINK-37427 Collision Probability (Pc) Trend

    LONGJIANG 3 & STARLINK-37427 Collision Probability (Pc) TrendNot Available

    LONGJIANG 3 & STARLINK-37427 Miss Distance (Miss Distance) Trend

    LONGJIANG 3 & STARLINK-37427 Miss Distance (Miss Distance) TrendNot Available

    LONGJIANG 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37427Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LONGJIANG 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37427Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LONGJIANG 3

    No nearby objects data