Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.01611E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T14:36:11+0800
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    1 Object 1

    AOE ID 53286
    NORAD ID 53286
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58661
    NORAD ID 58661
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4165 TIANMU-1 20
    Time of Closest Approach 2026-10-16T21:18:32+0000
    Collision Probability (Pc) 3.01611E-6
    Conjunction Distance (km) 1.949 km
    Relative Speed (km/s) 14.467 km/s
    Conjunction Risk Parameters R (Radial): -1.797 | I (In-track): -0.237 | C (Cross-track): -0.714
    Collision Risk Index (CRI) 0.45
    X Position (km) 4170.951 4170.452
    Position Y (km) 3856.193 3854.825
    Position Z (km) 3817.26 3815.966
    Velocity X (km/s) -1.577 -2.283
    Velocity Y (km/s) 6.053 -3.734
    Velocity Z (km/s) -4.377 6.252

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4165 TIANMU-1 20
    Semimajor Axis (a) 6848.878 km 6840.757 km
    Eccentricity (e) 0.000146 0.000565
    Inclination (i) 53.1591° 97.4557°
    RAAN 258.8960° 46.8675°
    Perigee Argument 89.3325° 245.1427°
    Mean Anomaly (M) 270.7843° 114.9228°
    Apogee 471.741 km 466.486 km
    Perigee 469.741 km 458.754 km
    Orbit Epoch 2026-10-15T14:57:54+0000 2026-10-15T23:14:55+0000

    STARLINK-4165 & TIANMU-1 20 Collision Probability (Pc) Trend

    STARLINK-4165 & TIANMU-1 20 Collision Probability (Pc) TrendNot Available

    STARLINK-4165 & TIANMU-1 20 Miss Distance (Miss Distance) Trend

    STARLINK-4165 & TIANMU-1 20 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4165Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 20Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4165Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 20Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4165

    No nearby objects data