Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.778254E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:36:36+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 60320
    NORAD ID 60320
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-32199
    Time of Closest Approach 2026-09-11T16:00:36+0000
    Collision Probability (Pc) 1.778254E-5
    Conjunction Distance (km) 1.115 km
    Relative Speed (km/s) 13.858 km/s
    Conjunction Risk Parameters R (Radial): 1.095 | I (In-track): -0.084 | C (Cross-track): -0.189
    Collision Risk Index (CRI) 0.6
    X Position (km) -4319.153 -4319.833
    Position Y (km) -1856.308 -1856.414
    Position Z (km) 4958.204 4959.08
    Velocity X (km/s) -5.578 5.128
    Velocity Y (km/s) -0.829 -5.044
    Velocity Z (km/s) -5.15 2.572

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-32199
    Semimajor Axis (a) 6834.670 km 6840.926 km
    Eccentricity (e) 0.000711 0.000161
    Inclination (i) 97.4582° 53.1602°
    RAAN 14.5651° 158.9756°
    Perigee Argument 21.2224° 85.6668°
    Mean Anomaly (M) 338.9314° 274.4518°
    Apogee 461.393 km 463.892 km
    Perigee 451.673 km 461.686 km
    Orbit Epoch 2026-09-10T22:14:27+0000 2026-09-09T23:04:57+0000

    TIANMU-1 21 & STARLINK-32199 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-32199 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-32199 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-32199 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32199Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32199Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data