Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.472344E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T08:12:35+0800
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    1 Object 1

    AOE ID 52637
    NORAD ID 52637
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64879
    NORAD ID 64879
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-3961 OBJECT D
    Time of Closest Approach 2026-09-13T01:41:14+0000
    Collision Probability (Pc) 1.472344E-6
    Conjunction Distance (km) 2.565 km
    Relative Speed (km/s) 11.851 km/s
    Conjunction Risk Parameters R (Radial): -2.359 | I (In-track): 0.636 | C (Cross-track): -0.78
    Collision Risk Index (CRI) 0.38
    X Position (km) 3367.196 3365.161
    Position Y (km) 2360.012 2359.355
    Position Z (km) -5484.237 -5482.821
    Velocity X (km/s) -4.412 -3.925
    Velocity Y (km/s) 6.211 -4.769
    Velocity Z (km/s) -0.036 -4.466

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3961 OBJECT D
    Semimajor Axis (a) 6848.890 km 6849.002 km
    Eccentricity (e) 0.000120 0.000596
    Inclination (i) 53.1594° 97.4655°
    RAAN 133.4167° 223.6195°
    Perigee Argument 88.9862° 217.2423°
    Mean Anomaly (M) 271.1277° 142.8406°
    Apogee 471.577 km 474.950 km
    Perigee 469.929 km 466.780 km
    Orbit Epoch 2026-09-11T09:21:53+0000 2026-09-11T14:10:32+0000

    STARLINK-3961 & OBJECT D Collision Probability (Pc) Trend

    STARLINK-3961 & OBJECT D Collision Probability (Pc) TrendNot Available

    STARLINK-3961 & OBJECT D Miss Distance (Miss Distance) Trend

    STARLINK-3961 & OBJECT D Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3961Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3961Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3961

    No nearby objects data