Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.973246E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T07:29:05+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58661
    NORAD ID 58661
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69662
    NORAD ID 69662
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 20 STARLINK-37852
    Time of Closest Approach 2026-10-20T22:36:32+0000
    Collision Probability (Pc) 5.973246E-6
    Conjunction Distance (km) 1.41 km
    Relative Speed (km/s) 9.241 km/s
    Conjunction Risk Parameters R (Radial): 0.762 | I (In-track): -0.949 | C (Cross-track): -0.71
    Collision Risk Index (CRI) 0.51
    X Position (km) 288.677 287.493
    Position Y (km) -1063.412 -1063.577
    Position Z (km) 6746.266 6745.519
    Velocity X (km/s) -4.763 -7.013
    Velocity Y (km/s) -5.918 2.92
    Velocity Z (km/s) -0.731 0.758

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 20 STARLINK-37852
    Semimajor Axis (a) 6840.616 km 6843.652 km
    Eccentricity (e) 0.000583 0.000109
    Inclination (i) 97.4553° 97.2829°
    RAAN 49.5023° 333.8187°
    Perigee Argument 234.1635° 81.2651°
    Mean Anomaly (M) 125.9067° 278.8715°
    Apogee 466.468 km 466.259 km
    Perigee 458.490 km 464.771 km
    Orbit Epoch 2026-10-18T13:51:08+0000 2026-10-18T01:20:19+0000

    TIANMU-1 20 & STARLINK-37852 Collision Probability (Pc) Trend

    TIANMU-1 20 & STARLINK-37852 Collision Probability (Pc) TrendNot Available

    TIANMU-1 20 & STARLINK-37852 Miss Distance (Miss Distance) Trend

    TIANMU-1 20 & STARLINK-37852 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 20Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37852Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 20Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37852Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 20

    No nearby objects data