Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.60613E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-10T22:01:58+0800
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    1 Object 1

    AOE ID 52913
    NORAD ID 52913
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66598
    NORAD ID 66598
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-35981
    Time of Closest Approach 2026-11-12T11:19:29+0000
    Collision Probability (Pc) 6.60613E-6
    Conjunction Distance (km) 1.487 km
    Relative Speed (km/s) 13.878 km/s
    Conjunction Risk Parameters R (Radial): -1.198 | I (In-track): -0.361 | C (Cross-track): -0.802
    Collision Risk Index (CRI) 0.51
    X Position (km) -4235.152 -4233.723
    Position Y (km) 4113.534 4113.169
    Position Z (km) 3487.757 3487.567
    Velocity X (km/s) -1.879 -3.044
    Velocity Y (km/s) 3.543 -6.077
    Velocity Z (km/s) -6.471 3.463

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-35981
    Semimajor Axis (a) 6835.810 km 6861.284 km
    Eccentricity (e) 0.003973 0.000152
    Inclination (i) 98.0150° 43.0015°
    RAAN 308.3364° 111.3908°
    Perigee Argument 306.4836° 274.7822°
    Mean Anomaly (M) 53.2747° 5.5251°
    Apogee 484.836 km 484.188 km
    Perigee 430.510 km 482.106 km
    Orbit Epoch 2026-11-09T23:16:03+0000 2026-11-09T20:00:02+0000

    CZ-4C R/B & STARLINK-35981 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-35981 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-35981 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-35981 Miss Distance (Miss Distance) TrendNot Available

    CZ-4C R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35981Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35981Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data