Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.351005E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:40:24+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52472
    NORAD ID 52472
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68840
    NORAD ID 68840
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3881 STARLINK-37452
    Time of Closest Approach 2026-10-21T15:42:20+0000
    Collision Probability (Pc) 1.351005E-6
    Conjunction Distance (km) 2.96 km
    Relative Speed (km/s) 14.599 km/s
    Conjunction Risk Parameters R (Radial): -1.738 | I (In-track): -0.696 | C (Cross-track): -2.29
    Collision Risk Index (CRI) 0.38
    X Position (km) -3993.774 -3996.73
    Position Y (km) 4595.377 4595.471
    Position Z (km) 3116.906 3116.794
    Velocity X (km/s) -2.19 -1.446
    Velocity Y (km/s) -5.322 3.318
    Velocity Z (km/s) 5.021 -6.723

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3881 STARLINK-37452
    Semimajor Axis (a) 6843.372 km 6843.567 km
    Eccentricity (e) 0.000140 0.000085
    Inclination (i) 53.1575° 97.2803°
    RAAN 120.9296° 305.1138°
    Perigee Argument 88.7183° 99.0488°
    Mean Anomaly (M) 271.3980° 261.0851°
    Apogee 466.194 km 466.010 km
    Perigee 464.276 km 464.850 km
    Orbit Epoch 2026-10-18T23:25:32+0000 2026-10-19T11:21:59+0000

    STARLINK-3881 & STARLINK-37452 Collision Probability (Pc) Trend

    STARLINK-3881 & STARLINK-37452 Collision Probability (Pc) TrendNot Available

    STARLINK-3881 & STARLINK-37452 Miss Distance (Miss Distance) Trend

    STARLINK-3881 & STARLINK-37452 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3881Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37452Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3881Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37452Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3881

    No nearby objects data