Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.307547E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T08:35:37+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58662
    NORAD ID 58662
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66231
    NORAD ID 66231
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-35735
    Time of Closest Approach 2026-10-23T23:13:00+0000
    Collision Probability (Pc) 3.307547E-6
    Conjunction Distance (km) 1.892 km
    Relative Speed (km/s) 14.75 km/s
    Conjunction Risk Parameters R (Radial): -1.781 | I (In-track): 0.17 | C (Cross-track): 0.612
    Collision Risk Index (CRI) 0.45
    X Position (km) 3678.833 3680.309
    Position Y (km) 5601.885 5603.062
    Position Z (km) 1357.651 1357.769
    Velocity X (km/s) 0.016 -3.241
    Velocity Y (km/s) -1.818 3.574
    Velocity Z (km/s) 7.415 -5.921

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-35735
    Semimajor Axis (a) 6832.488 km 6840.758 km
    Eccentricity (e) 0.000613 0.000139
    Inclination (i) 97.4624° 53.1578°
    RAAN 57.1024° 253.1915°
    Perigee Argument 208.9836° 76.2961°
    Mean Anomaly (M) 151.1069° 283.8196°
    Apogee 458.542 km 463.572 km
    Perigee 450.160 km 461.670 km
    Orbit Epoch 2026-10-22T20:36:29+0000 2026-10-22T07:25:07+0000

    TIANMU-1 21 & STARLINK-35735 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-35735 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-35735 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-35735 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35735Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35735Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data