Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.461282E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:03:46+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53391
    NORAD ID 53391
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68157
    NORAD ID 68157
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4521 STARLINK-37064
    Time of Closest Approach 2026-09-04T20:38:37+0000
    Collision Probability (Pc) 1.461282E-6
    Conjunction Distance (km) 2.688 km
    Relative Speed (km/s) 13.295 km/s
    Conjunction Risk Parameters R (Radial): -2.637 | I (In-track): 0.242 | C (Cross-track): -0.453
    Collision Risk Index (CRI) 0.38
    X Position (km) -530.561 -530.766
    Position Y (km) 4322.522 4321.074
    Position Z (km) 5275.88 5273.625
    Velocity X (km/s) -6.899 0.806
    Velocity Y (km/s) -2.836 5.918
    Velocity Z (km/s) 1.626 -4.756

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4521 STARLINK-37064
    Semimajor Axis (a) 6848.886 km 6843.682 km
    Eccentricity (e) 0.000146 0.000102
    Inclination (i) 53.1621° 97.2863°
    RAAN 41.5286° 266.9054°
    Perigee Argument 67.0918° 102.6394°
    Mean Anomaly (M) 293.0237° 257.4963°
    Apogee 471.749 km 466.247 km
    Perigee 469.749 km 464.843 km
    Orbit Epoch 2026-09-02T18:12:27+0000 2026-09-03T15:53:37+0000

    STARLINK-4521 & STARLINK-37064 Collision Probability (Pc) Trend

    STARLINK-4521 & STARLINK-37064 Collision Probability (Pc) TrendNot Available

    STARLINK-4521 & STARLINK-37064 Miss Distance (Miss Distance) Trend

    STARLINK-4521 & STARLINK-37064 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4521Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37064Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4521Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37064Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4521

    No nearby objects data