Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.372293E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:08:27+0800
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    1 Object 1

    AOE ID 48438
    NORAD ID 48438
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61873
    NORAD ID 61873
    Object Type ROCKET BODY
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-2640 CZ-2C R/B
    Time of Closest Approach 2026-10-20T13:03:00+0000
    Collision Probability (Pc) 1.372293E-6
    Conjunction Distance (km) 2.884 km
    Relative Speed (km/s) 14.173 km/s
    Conjunction Risk Parameters R (Radial): 2.784 | I (In-track): -0.3 | C (Cross-track): -0.69
    Collision Risk Index (CRI) 0.38
    X Position (km) -5011.891 -5009.693
    Position Y (km) 921.767 920.723
    Position Z (km) -4557.629 -4556.081
    Velocity X (km/s) -4.081 5.131
    Velocity Y (km/s) -5.493 0.379
    Velocity Z (km/s) 3.38 -5.649

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2640 CZ-2C R/B
    Semimajor Axis (a) 6842.595 km 6843.085 km
    Eccentricity (e) 0.000125 0.007322
    Inclination (i) 53.1596° 97.2883°
    RAAN 216.5755° 354.7683°
    Perigee Argument 65.2785° 155.0740°
    Mean Anomaly (M) 225.2878° 205.4068°
    Apogee 465.312 km 515.056 km
    Perigee 463.604 km 414.840 km
    Orbit Epoch 2026-10-19T12:00:02+0000 2026-10-19T03:12:20+0000

    STARLINK-2640 & CZ-2C R/B Collision Probability (Pc) Trend

    STARLINK-2640 & CZ-2C R/B Collision Probability (Pc) TrendNot Available

    STARLINK-2640 & CZ-2C R/B Miss Distance (Miss Distance) Trend

    STARLINK-2640 & CZ-2C R/B Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2640Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-2C R/BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2640Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-2C R/BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2640

    No nearby objects data