Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.026515E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T08:39:12+0800
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    1 Object 1

    AOE ID 53860
    NORAD ID 53860
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58663
    NORAD ID 58663
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4799 TIANMU-1 22
    Time of Closest Approach 2026-10-13T22:28:50+0000
    Collision Probability (Pc) 4.026515E-6
    Conjunction Distance (km) 1.503 km
    Relative Speed (km/s) 7.007 km/s
    Conjunction Risk Parameters R (Radial): -1.424 | I (In-track): -0.425 | C (Cross-track): 0.219
    Collision Risk Index (CRI) 0.47
    X Position (km) -4458.285 -4457.647
    Position Y (km) -3604.532 -3603.82
    Position Z (km) -3755.202 -3754.043
    Velocity X (km/s) 5.699 2.464
    Velocity Y (km/s) -2.419 3.513
    Velocity Z (km/s) -4.449 -6.302

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4799 TIANMU-1 22
    Semimajor Axis (a) 6848.857 km 6846.432 km
    Eccentricity (e) 0.000112 0.000213
    Inclination (i) 53.1616° 97.4608°
    RAAN 17.3318° 42.1932°
    Perigee Argument 73.7268° 289.4594°
    Mean Anomaly (M) 286.3856° 70.6417°
    Apogee 471.485 km 469.756 km
    Perigee 469.955 km 466.834 km
    Orbit Epoch 2026-10-12T06:21:38+0000 2026-10-12T06:22:33+0000

    STARLINK-4799 & TIANMU-1 22 Collision Probability (Pc) Trend

    STARLINK-4799 & TIANMU-1 22 Collision Probability (Pc) TrendNot Available

    STARLINK-4799 & TIANMU-1 22 Miss Distance (Miss Distance) Trend

    STARLINK-4799 & TIANMU-1 22 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4799Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 22Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4799Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 22Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4799

    No nearby objects data