Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.431006E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:56:34+0800
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    1 Object 1

    AOE ID 58647
    NORAD ID 58647
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59342
    NORAD ID 59342
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 13 STARLINK-31628
    Time of Closest Approach 2026-10-21T17:32:06+0000
    Collision Probability (Pc) 5.431006E-6
    Conjunction Distance (km) 1.408 km
    Relative Speed (km/s) 7.983 km/s
    Conjunction Risk Parameters R (Radial): 1.349 | I (In-track): 0.348 | C (Cross-track): -0.206
    Collision Risk Index (CRI) 0.5
    X Position (km) -4562.175 -4561.045
    Position Y (km) 4096.077 4095.285
    Position Z (km) 3075.259 3074.983
    Velocity X (km/s) -1.794 -5.636
    Velocity Y (km/s) 3.075 -3.326
    Velocity Z (km/s) -6.743 -3.918

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 13 STARLINK-31628
    Semimajor Axis (a) 6860.723 km 6861.234 km
    Eccentricity (e) 0.000449 0.000139
    Inclination (i) 97.3423° 43.0029°
    RAAN 312.4752° 4.8260°
    Perigee Argument 239.1724° 283.0579°
    Mean Anomaly (M) 120.9074° 77.0118°
    Apogee 485.667 km 484.048 km
    Perigee 479.505 km 482.146 km
    Orbit Epoch 2026-10-19T19:16:50+0000 2026-10-19T05:17:53+0000

    TIANMU-1 13 & STARLINK-31628 Collision Probability (Pc) Trend

    TIANMU-1 13 & STARLINK-31628 Collision Probability (Pc) TrendNot Available

    TIANMU-1 13 & STARLINK-31628 Miss Distance (Miss Distance) Trend

    TIANMU-1 13 & STARLINK-31628 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 13Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31628Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 13Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31628Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 13

    No nearby objects data