Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.420442E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:49:53+0800
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    1 Object 1

    AOE ID 58660
    NORAD ID 58660
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69650
    NORAD ID 69650
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 19 STARLINK-37646
    Time of Closest Approach 2026-10-22T06:35:16+0000
    Collision Probability (Pc) 5.420442E-6
    Conjunction Distance (km) 1.449 km
    Relative Speed (km/s) 9.142 km/s
    Conjunction Risk Parameters R (Radial): -1.349 | I (In-track): -0.416 | C (Cross-track): 0.322
    Collision Risk Index (CRI) 0.5
    X Position (km) -305.839 -305.393
    Position Y (km) 1056.284 1056.637
    Position Z (km) -6761.476 -6762.808
    Velocity X (km/s) 4.694 7.062
    Velocity Y (km/s) 5.957 -2.751
    Velocity Z (km/s) 0.716 -0.749

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 19 STARLINK-37646
    Semimajor Axis (a) 6844.092 km 6843.682 km
    Eccentricity (e) 0.000387 0.000121
    Inclination (i) 97.4605° 97.2856°
    RAAN 50.4401° 335.6949°
    Perigee Argument 215.6459° 86.9839°
    Mean Anomaly (M) 144.4525° 273.1541°
    Apogee 468.606 km 466.372 km
    Perigee 463.304 km 464.718 km
    Orbit Epoch 2026-10-20T06:24:11+0000 2026-10-19T22:37:34+0000

    TIANMU-1 19 & STARLINK-37646 Collision Probability (Pc) Trend

    TIANMU-1 19 & STARLINK-37646 Collision Probability (Pc) TrendNot Available

    TIANMU-1 19 & STARLINK-37646 Miss Distance (Miss Distance) Trend

    TIANMU-1 19 & STARLINK-37646 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 19Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37646Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 19Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37646Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 19

    No nearby objects data