Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.904806E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:34:19+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55112
    NORAD ID 55112
    Object Type PAYLOAD
    Country
    CH CH
    ← VS →

    2 Object 2

    AOE ID 69659
    NORAD ID 69659
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0404 STARLINK-37229
    Time of Closest Approach 2026-10-20T19:01:54+0000
    Collision Probability (Pc) 1.904806E-6
    Conjunction Distance (km) 1.939 km
    Relative Speed (km/s) 6.813 km/s
    Conjunction Risk Parameters R (Radial): -1.819 | I (In-track): -0.595 | C (Cross-track): -0.304
    Collision Risk Index (CRI) 0.41
    X Position (km) -94.354 -94.996
    Position Y (km) 986.953 986.658
    Position Z (km) -6780.782 -6778.977
    Velocity X (km/s) 6.609 6.994
    Velocity Y (km/s) 3.761 -2.969
    Velocity Z (km/s) 0.454 -0.53

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0404 STARLINK-37229
    Semimajor Axis (a) 6849.388 km 6843.649 km
    Eccentricity (e) 0.000553 0.000032
    Inclination (i) 97.5652° 97.2818°
    RAAN 28.5146° 335.2815°
    Perigee Argument 264.5207° 105.7599°
    Mean Anomaly (M) 95.5403° 254.3679°
    Apogee 475.038 km 465.735 km
    Perigee 467.464 km 465.289 km
    Orbit Epoch 2026-10-19T05:46:34+0000 2026-10-19T13:41:09+0000

    ASTROCAST-0404 & STARLINK-37229 Collision Probability (Pc) Trend

    ASTROCAST-0404 & STARLINK-37229 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0404 & STARLINK-37229 Miss Distance (Miss Distance) Trend

    ASTROCAST-0404 & STARLINK-37229 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0404Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37229Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0404Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37229Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0404

    No nearby objects data