Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.367347E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T07:58:07+0800
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    1 Object 1

    AOE ID 58647
    NORAD ID 58647
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 58789
    NORAD ID 58789
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 13 STARLINK-31166
    Time of Closest Approach 2026-10-22T01:28:08+0000
    Collision Probability (Pc) 6.367347E-6
    Conjunction Distance (km) 1.31 km
    Relative Speed (km/s) 7.084 km/s
    Conjunction Risk Parameters R (Radial): -1.047 | I (In-track): 0.697 | C (Cross-track): 0.365
    Collision Risk Index (CRI) 0.51
    X Position (km) -4861.164 -4860.701
    Position Y (km) 4698.157 4697.332
    Position Z (km) 1169.559 1168.654
    Velocity X (km/s) -0.244 -4.563
    Velocity Y (km/s) 1.611 -3.46
    Velocity Z (km/s) -7.449 -5.038

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 13 STARLINK-31166
    Semimajor Axis (a) 6860.711 km 6861.183 km
    Eccentricity (e) 0.000453 0.000121
    Inclination (i) 97.3422° 43.0014°
    RAAN 312.9912° 337.1845°
    Perigee Argument 236.7222° 261.3763°
    Mean Anomaly (M) 123.3584° 98.6951°
    Apogee 485.682 km 483.880 km
    Perigee 479.466 km 482.212 km
    Orbit Epoch 2026-10-20T07:51:23+0000 2026-10-20T04:48:32+0000

    TIANMU-1 13 & STARLINK-31166 Collision Probability (Pc) Trend

    TIANMU-1 13 & STARLINK-31166 Collision Probability (Pc) TrendNot Available

    TIANMU-1 13 & STARLINK-31166 Miss Distance (Miss Distance) Trend

    TIANMU-1 13 & STARLINK-31166 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 13Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31166Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 13Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31166Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 13

    No nearby objects data