Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.248198E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T09:24:06+0800
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    1 Object 1

    AOE ID 53638
    NORAD ID 53638
    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-4594 TIANMU-1 21
    Time of Closest Approach 2026-10-25T03:24:48+0000
    Collision Probability (Pc) 3.248198E-6
    Conjunction Distance (km) 1.899 km
    Relative Speed (km/s) 14.582 km/s
    Conjunction Risk Parameters R (Radial): -1.422 | I (In-track): 0.371 | C (Cross-track): 1.203
    Collision Risk Index (CRI) 0.45
    X Position (km) 3411.407 3409.617
    Position Y (km) 4920.52 4919.922
    Position Z (km) 3300.259 3300.056
    Velocity X (km/s) -2.761 -1.152
    Velocity Y (km/s) 5.195 -3.649
    Velocity Z (km/s) -4.873 6.608

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4594 TIANMU-1 21
    Semimajor Axis (a) 6840.873 km 6832.403 km
    Eccentricity (e) 0.000234 0.000623
    Inclination (i) 53.1638° 97.4629°
    RAAN 263.7512° 58.5568°
    Perigee Argument 75.1992° 203.3227°
    Mean Anomaly (M) 284.9269° 156.7735°
    Apogee 464.334 km 458.523 km
    Perigee 461.138 km 450.009 km
    Orbit Epoch 2026-10-24T06:28:18+0000 2026-10-24T06:58:40+0000

    STARLINK-4594 & TIANMU-1 21 Collision Probability (Pc) Trend

    STARLINK-4594 & TIANMU-1 21 Collision Probability (Pc) TrendNot Available

    STARLINK-4594 & TIANMU-1 21 Miss Distance (Miss Distance) Trend

    STARLINK-4594 & TIANMU-1 21 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4594Miss 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-4594Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4594

    No nearby objects data