Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.255277E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:05:29+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53249
    NORAD ID 53249
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68026
    NORAD ID 68026
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4128 STARLINK-36884
    Time of Closest Approach 2026-09-05T09:10:59+0000
    Collision Probability (Pc) 1.255277E-6
    Conjunction Distance (km) 2.86 km
    Relative Speed (km/s) 11.903 km/s
    Conjunction Risk Parameters R (Radial): -2.715 | I (In-track): 0.554 | C (Cross-track): -0.702
    Collision Risk Index (CRI) 0.37
    X Position (km) 4088.667 4086.433
    Position Y (km) 435.897 436.222
    Position Z (km) -5484.418 -5482.663
    Velocity X (km/s) -0.754 -5.752
    Velocity Y (km/s) 7.582 -2.234
    Velocity Z (km/s) 0.04 -4.469

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4128 STARLINK-36884
    Semimajor Axis (a) 6848.871 km 6843.650 km
    Eccentricity (e) 0.000141 0.000272
    Inclination (i) 53.1610° 97.2831°
    RAAN 103.5828° 194.3964°
    Perigee Argument 98.8021° 99.2396°
    Mean Anomaly (M) 261.3141° 260.9154°
    Apogee 471.704 km 467.375 km
    Perigee 469.764 km 463.651 km
    Orbit Epoch 2026-09-03T15:17:29+0000 2026-09-03T20:08:51+0000

    STARLINK-4128 & STARLINK-36884 Collision Probability (Pc) Trend

    STARLINK-4128 & STARLINK-36884 Collision Probability (Pc) TrendNot Available

    STARLINK-4128 & STARLINK-36884 Miss Distance (Miss Distance) Trend

    STARLINK-4128 & STARLINK-36884 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4128Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36884Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4128Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36884Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4128

    No nearby objects data