Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    9.342273E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T23:28:53+0800
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    1 Object 1

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

    2 Object 2

    AOE ID 66937
    NORAD ID 66937
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-36165
    Time of Closest Approach 2026-09-12T01:40:55+0000
    Collision Probability (Pc) 9.342273E-6
    Conjunction Distance (km) 1.357 km
    Relative Speed (km/s) 14.676 km/s
    Conjunction Risk Parameters R (Radial): -0.752 | I (In-track): -0.315 | C (Cross-track): -1.083
    Collision Risk Index (CRI) 0.54
    X Position (km) -6250.906 -6250.607
    Position Y (km) -1434.377 -1433.252
    Position Z (km) -2391.766 -2391.069
    Velocity X (km/s) 2.332 -0.902
    Velocity Y (km/s) 1.619 -5.216
    Velocity Z (km/s) -7.08 5.498

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-36165
    Semimajor Axis (a) 6834.698 km 6840.841 km
    Eccentricity (e) 0.000717 0.000117
    Inclination (i) 97.4580° 53.1560°
    RAAN 13.9049° 221.9217°
    Perigee Argument 23.4748° 88.3918°
    Mean Anomaly (M) 336.6822° 271.7219°
    Apogee 461.463 km 463.505 km
    Perigee 451.659 km 461.903 km
    Orbit Epoch 2026-09-10T06:36:38+0000 2026-09-09T08:08:25+0000

    TIANMU-1 21 & STARLINK-36165 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-36165 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-36165 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-36165 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36165Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36165Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data