Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.182734E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T21:16:00+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 66058
    NORAD ID 66058
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LONGJIANG 3 STARLINK-35552
    Time of Closest Approach 2026-10-16T04:45:48+0000
    Collision Probability (Pc) 2.182734E-6
    Conjunction Distance (km) 2.09 km
    Relative Speed (km/s) 11.423 km/s
    Conjunction Risk Parameters R (Radial): 1.651 | I (In-track): -0.846 | C (Cross-track): -0.96
    Collision Risk Index (CRI) 0.42
    X Position (km) -4011.867 -4011.894
    Position Y (km) 5082.23 5080.2
    Position Z (km) -2220.277 -2219.786
    Velocity X (km/s) -5.252 -2.612
    Velocity Y (km/s) -1.868 -4.497
    Velocity Z (km/s) 5.211 -5.587

    Orbital Parameters 国际轨道数据源

    Parameter LONGJIANG 3 STARLINK-35552
    Semimajor Axis (a) 6840.147 km 6840.753 km
    Eccentricity (e) 0.000744 0.000106
    Inclination (i) 49.1031° 53.1589°
    RAAN 150.5443° 302.1020°
    Perigee Argument 212.5926° 119.9090°
    Mean Anomaly (M) 147.4563° 240.2018°
    Apogee 467.098 km 463.341 km
    Perigee 456.922 km 461.891 km
    Orbit Epoch 2026-10-15T05:26:05+0000 2026-10-14T08:06:36+0000

    LONGJIANG 3 & STARLINK-35552 Collision Probability (Pc) Trend

    LONGJIANG 3 & STARLINK-35552 Collision Probability (Pc) TrendNot Available

    LONGJIANG 3 & STARLINK-35552 Miss Distance (Miss Distance) Trend

    LONGJIANG 3 & STARLINK-35552 Miss Distance (Miss Distance) TrendNot Available

    LONGJIANG 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35552Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LONGJIANG 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35552Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LONGJIANG 3

    No nearby objects data