Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.924647E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T09:23:16+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 64942
    NORAD ID 64942
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-34742
    Time of Closest Approach 2026-10-25T17:51:48+0000
    Collision Probability (Pc) 1.924647E-6
    Conjunction Distance (km) 2.341 km
    Relative Speed (km/s) 13.989 km/s
    Conjunction Risk Parameters R (Radial): -2.298 | I (In-track): 0.192 | C (Cross-track): -0.397
    Collision Risk Index (CRI) 0.41
    X Position (km) -1617.857 -1617.008
    Position Y (km) 1601.498 1601.278
    Position Z (km) 6447.713 6445.543
    Velocity X (km/s) -2.401 6.778
    Velocity Y (km/s) 6.875 -2.618
    Velocity Z (km/s) -2.273 2.345

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-34742
    Semimajor Axis (a) 6836.646 km 6843.648 km
    Eccentricity (e) 0.004169 0.000196
    Inclination (i) 98.0147° 97.2831°
    RAAN 290.1191° 155.0901°
    Perigee Argument 6.4949° 104.9418°
    Mean Anomaly (M) 353.6824° 255.2042°
    Apogee 487.013 km 466.856 km
    Perigee 430.005 km 464.166 km
    Orbit Epoch 2026-10-24T05:26:01+0000 2026-10-24T07:05:50+0000

    CZ-4C R/B & STARLINK-34742 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-34742 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-34742 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-34742 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-34742Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34742Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data