Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.204522E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T09:29:46+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53254
    NORAD ID 53254
    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-4134 TIANMU-1 20
    Time of Closest Approach 2026-10-20T23:53:00+0000
    Collision Probability (Pc) 3.204522E-6
    Conjunction Distance (km) 1.909 km
    Relative Speed (km/s) 14.58 km/s
    Conjunction Risk Parameters R (Radial): -1.888 | I (In-track): -0.084 | C (Cross-track): -0.262
    Collision Risk Index (CRI) 0.45
    X Position (km) 4037.176 4036.285
    Position Y (km) 4465.404 4464.047
    Position Z (km) 3258.165 3257.163
    Velocity X (km/s) -2.073 -1.58
    Velocity Y (km/s) 5.468 -3.426
    Velocity Z (km/s) -4.908 6.634

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4134 TIANMU-1 20
    Semimajor Axis (a) 6848.885 km 6840.616 km
    Eccentricity (e) 0.000108 0.000583
    Inclination (i) 53.1587° 97.4553°
    RAAN 264.4038° 49.5023°
    Perigee Argument 81.6261° 234.1635°
    Mean Anomaly (M) 278.4863° 125.9067°
    Apogee 471.490 km 466.468 km
    Perigee 470.006 km 458.490 km
    Orbit Epoch 2026-10-18T07:03:14+0000 2026-10-18T13:51:08+0000

    STARLINK-4134 & TIANMU-1 20 Collision Probability (Pc) Trend

    STARLINK-4134 & TIANMU-1 20 Collision Probability (Pc) TrendNot Available

    STARLINK-4134 & TIANMU-1 20 Miss Distance (Miss Distance) Trend

    STARLINK-4134 & TIANMU-1 20 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4134Miss 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-4134Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 20Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4134

    No nearby objects data