Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.463086E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T23:28:53+0800
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    1 Object 1

    AOE ID 58375
    NORAD ID 58375
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

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

    Conjunction Constraints

    Parameter STARLINK-30894 TIANMU-1 21
    Time of Closest Approach 2026-09-10T20:02:00+0000
    Collision Probability (Pc) 6.463086E-6
    Conjunction Distance (km) 1.511 km
    Relative Speed (km/s) 14.511 km/s
    Conjunction Risk Parameters R (Radial): -0.36 | I (In-track): -0.465 | C (Cross-track): -1.391
    Collision Risk Index (CRI) 0.51
    X Position (km) -5748.741 -5748.474
    Position Y (km) -997.96 -999.237
    Position Z (km) -3579.653 -3580.414
    Velocity X (km/s) -1.874 3.682
    Velocity Y (km/s) -5.771 1.818
    Velocity Z (km/s) 4.624 -6.425

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30894 TIANMU-1 21
    Semimajor Axis (a) 6840.884 km 6834.698 km
    Eccentricity (e) 0.000086 0.000717
    Inclination (i) 53.1635° 97.4580°
    RAAN 224.1988° 13.9049°
    Perigee Argument 96.4092° 23.4748°
    Mean Anomaly (M) 263.7008° 336.6822°
    Apogee 463.332 km 461.463 km
    Perigee 462.162 km 451.659 km
    Orbit Epoch 2026-09-09T08:15:20+0000 2026-09-10T06:36:38+0000

    STARLINK-30894 & TIANMU-1 21 Collision Probability (Pc) Trend

    STARLINK-30894 & TIANMU-1 21 Collision Probability (Pc) TrendNot Available

    STARLINK-30894 & TIANMU-1 21 Miss Distance (Miss Distance) Trend

    STARLINK-30894 & TIANMU-1 21 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30894Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30894Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30894

    No nearby objects data