Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.566156E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T14:26:41+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58701
    NORAD ID 58701
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59246
    NORAD ID 59246
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 16 STARLINK-31284
    Time of Closest Approach 2026-10-20T21:59:39+0000
    Collision Probability (Pc) 1.566156E-6
    Conjunction Distance (km) 2.642 km
    Relative Speed (km/s) 14.288 km/s
    Conjunction Risk Parameters R (Radial): 2.601 | I (In-track): 0.166 | C (Cross-track): -0.431
    Collision Risk Index (CRI) 0.39
    X Position (km) 3113.986 3112.465
    Position Y (km) -5934.205 -5932.189
    Position Z (km) -1485.687 -1484.916
    Velocity X (km/s) -1.655 5.562
    Velocity Y (km/s) 0.974 1.687
    Velocity Z (km/s) -7.375 4.934

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 16 STARLINK-31284
    Semimajor Axis (a) 6860.600 km 6861.211 km
    Eccentricity (e) 0.000404 0.000165
    Inclination (i) 97.4605° 43.0062°
    RAAN 118.4005° 320.2889°
    Perigee Argument 268.9383° 279.7617°
    Mean Anomaly (M) 91.1394° 80.3048°
    Apogee 485.232 km 484.209 km
    Perigee 479.694 km 481.939 km
    Orbit Epoch 2026-10-19T23:08:50+0000 2026-10-19T08:24:45+0000

    TIANMU-1 16 & STARLINK-31284 Collision Probability (Pc) Trend

    TIANMU-1 16 & STARLINK-31284 Collision Probability (Pc) TrendNot Available

    TIANMU-1 16 & STARLINK-31284 Miss Distance (Miss Distance) Trend

    TIANMU-1 16 & STARLINK-31284 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 16Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31284Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 16Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31284Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 16

    No nearby objects data