Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.352978E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T16:39:27+0800
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    1 Object 1

    AOE ID 58661
    NORAD ID 58661
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66197
    NORAD ID 66197
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 20 STARLINK-35259
    Time of Closest Approach 2026-10-23T09:02:49+0000
    Collision Probability (Pc) 1.352978E-6
    Conjunction Distance (km) 2.932 km
    Relative Speed (km/s) 14.338 km/s
    Conjunction Risk Parameters R (Radial): -2.627 | I (In-track): -0.447 | C (Cross-track): 1.22
    Collision Risk Index (CRI) 0.38
    X Position (km) -3578.058 -3578.324
    Position Y (km) -4044.481 -4046.493
    Position Z (km) -4202.587 -4204.702
    Velocity X (km/s) 2.122 2.326
    Velocity Y (km/s) 4.292 -6.12
    Velocity Z (km/s) -5.942 3.914

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 20 STARLINK-35259
    Semimajor Axis (a) 6840.385 km 6840.764 km
    Eccentricity (e) 0.000613 0.000080
    Inclination (i) 97.4558° 53.1549°
    RAAN 53.9161° 269.0555°
    Perigee Argument 216.3891° 95.5755°
    Mean Anomaly (M) 143.6936° 264.5339°
    Apogee 466.440 km 463.177 km
    Perigee 458.056 km 462.077 km
    Orbit Epoch 2026-10-22T22:42:33+0000 2026-10-22T08:15:14+0000

    TIANMU-1 20 & STARLINK-35259 Collision Probability (Pc) Trend

    TIANMU-1 20 & STARLINK-35259 Collision Probability (Pc) TrendNot Available

    TIANMU-1 20 & STARLINK-35259 Miss Distance (Miss Distance) Trend

    TIANMU-1 20 & STARLINK-35259 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 20Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35259Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 20Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35259Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 20

    No nearby objects data