Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.247503E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T14:09:51+0800
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    1 Object 1

    AOE ID 58700
    NORAD ID 58700
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59905
    NORAD ID 59905
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 15 STARLINK-31898
    Time of Closest Approach 2026-10-19T13:17:12+0000
    Collision Probability (Pc) 2.247503E-6
    Conjunction Distance (km) 2.193 km
    Relative Speed (km/s) 14.352 km/s
    Conjunction Risk Parameters R (Radial): 2.052 | I (In-track): -0.255 | C (Cross-track): 0.73
    Collision Risk Index (CRI) 0.42
    X Position (km) 3324.805 3324.413
    Position Y (km) -6001.793 -5999.674
    Position Z (km) 144.866 144.464
    Velocity X (km/s) -0.787 4.822
    Velocity Y (km/s) -0.623 2.803
    Velocity Z (km/s) -7.557 5.201

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 15 STARLINK-31898
    Semimajor Axis (a) 6860.687 km 6861.173 km
    Eccentricity (e) 0.000562 0.000153
    Inclination (i) 97.4653° 43.0037°
    RAAN 118.2037° 303.6083°
    Perigee Argument 257.5010° 271.6825°
    Mean Anomaly (M) 102.5601° 88.3851°
    Apogee 486.406 km 484.088 km
    Perigee 478.694 km 481.984 km
    Orbit Epoch 2026-10-18T22:21:33+0000 2026-10-18T12:10:15+0000

    TIANMU-1 15 & STARLINK-31898 Collision Probability (Pc) Trend

    TIANMU-1 15 & STARLINK-31898 Collision Probability (Pc) TrendNot Available

    TIANMU-1 15 & STARLINK-31898 Miss Distance (Miss Distance) Trend

    TIANMU-1 15 & STARLINK-31898 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 15Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31898Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 15Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31898Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 15

    No nearby objects data