Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.932512E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T16:37:45+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53537
    NORAD ID 53537
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68975
    NORAD ID 68975
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4120 STARLINK-36667
    Time of Closest Approach 2026-09-14T17:47:05+0000
    Collision Probability (Pc) 1.932512E-6
    Conjunction Distance (km) 2.242 km
    Relative Speed (km/s) 12.139 km/s
    Conjunction Risk Parameters R (Radial): 1.845 | I (In-track): -0.781 | C (Cross-track): -1.005
    Collision Risk Index (CRI) 0.41
    X Position (km) -2241.961 -2241.364
    Position Y (km) 6367.772 6369.911
    Position Z (km) 1089.098 1089.402
    Velocity X (km/s) -4.698 -4.05
    Velocity Y (km/s) -0.62 -2.459
    Velocity Z (km/s) -5.991 5.99

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4120 STARLINK-36667
    Semimajor Axis (a) 6838.355 km 6840.835 km
    Eccentricity (e) 0.000172 0.000153
    Inclination (i) 53.1607° 53.1579°
    RAAN 306.5431° 110.6718°
    Perigee Argument 73.8068° 80.7034°
    Mean Anomaly (M) 286.3124° 279.4141°
    Apogee 461.396 km 463.745 km
    Perigee 459.040 km 461.651 km
    Orbit Epoch 2026-09-12T13:29:37+0000 2026-09-12T23:31:40+0000

    STARLINK-4120 & STARLINK-36667 Collision Probability (Pc) Trend

    STARLINK-4120 & STARLINK-36667 Collision Probability (Pc) TrendNot Available

    STARLINK-4120 & STARLINK-36667 Miss Distance (Miss Distance) Trend

    STARLINK-4120 & STARLINK-36667 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4120Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36667Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4120Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36667Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4120

    No nearby objects data