Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.008753E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:07:23+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52882
    NORAD ID 52882
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67502
    NORAD ID 67502
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4181 STARLINK-36554
    Time of Closest Approach 2026-09-05T13:58:21+0000
    Collision Probability (Pc) 1.008753E-6
    Conjunction Distance (km) 2.934 km
    Relative Speed (km/s) 8.565 km/s
    Conjunction Risk Parameters R (Radial): -2.33 | I (In-track): 1.474 | C (Cross-track): 1.001
    Collision Risk Index (CRI) 0.35
    X Position (km) 2032.163 2029.885
    Position Y (km) 5190.606 5189.624
    Position Z (km) 3995.887 3994.32
    Velocity X (km/s) -4.144 -7.099
    Velocity Y (km/s) 4.85 0.693
    Velocity Z (km/s) -4.179 2.701

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4181 STARLINK-36554
    Semimajor Axis (a) 6863.433 km 6861.171 km
    Eccentricity (e) 0.000112 0.000166
    Inclination (i) 53.1564° 43.0026°
    RAAN 293.6516° 29.1346°
    Perigee Argument 58.8204° 272.6467°
    Mean Anomaly (M) 301.2905° 87.4194°
    Apogee 486.068 km 484.176 km
    Perigee 484.524 km 481.892 km
    Orbit Epoch 2026-09-02T20:58:52+0000 2026-09-03T16:12:32+0000

    STARLINK-4181 & STARLINK-36554 Collision Probability (Pc) Trend

    STARLINK-4181 & STARLINK-36554 Collision Probability (Pc) TrendNot Available

    STARLINK-4181 & STARLINK-36554 Miss Distance (Miss Distance) Trend

    STARLINK-4181 & STARLINK-36554 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4181Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36554Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4181Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36554Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4181

    No nearby objects data