Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.768813E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:48:00+0800
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    1 Object 1

    AOE ID 58002
    NORAD ID 58002
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58647
    NORAD ID 58647
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-30540 TIANMU-1 13
    Time of Closest Approach 2026-10-21T17:50:20+0000
    Collision Probability (Pc) 4.768813E-6
    Conjunction Distance (km) 1.564 km
    Relative Speed (km/s) 10.907 km/s
    Conjunction Risk Parameters R (Radial): 0.719 | I (In-track): 0.969 | C (Cross-track): -0.995
    Collision Risk Index (CRI) 0.49
    X Position (km) -3100.474 -3100.976
    Position Y (km) 4020.512 4019.837
    Position Z (km) -4618.591 -4619.909
    Velocity X (km/s) -5.502 4.125
    Velocity Y (km/s) -5.203 -3.193
    Velocity Z (km/s) -0.835 -5.55

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30540 TIANMU-1 13
    Semimajor Axis (a) 6861.187 km 6860.723 km
    Eccentricity (e) 0.000144 0.000449
    Inclination (i) 43.0027° 97.3423°
    RAAN 244.4936° 312.4752°
    Perigee Argument 262.6531° 239.1724°
    Mean Anomaly (M) 97.4156° 120.9074°
    Apogee 484.042 km 485.667 km
    Perigee 482.058 km 479.505 km
    Orbit Epoch 2026-10-19T05:04:14+0000 2026-10-19T19:16:50+0000

    STARLINK-30540 & TIANMU-1 13 Collision Probability (Pc) Trend

    STARLINK-30540 & TIANMU-1 13 Collision Probability (Pc) TrendNot Available

    STARLINK-30540 & TIANMU-1 13 Miss Distance (Miss Distance) Trend

    STARLINK-30540 & TIANMU-1 13 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30540Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 13Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30540Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 13Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30540

    No nearby objects data