Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.24177E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T02:16:02+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 59670
    NORAD ID 59670
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 15 STARLINK-31860
    Time of Closest Approach 2026-09-06T20:58:17+0000
    Collision Probability (Pc) 1.24177E-6
    Conjunction Distance (km) 2.402 km
    Relative Speed (km/s) 7.274 km/s
    Conjunction Risk Parameters R (Radial): -2.175 | I (In-track): -0.893 | C (Cross-track): 0.489
    Collision Risk Index (CRI) 0.37
    X Position (km) 1361.865 1361.738
    Position Y (km) 6483.079 6480.706
    Position Z (km) -1799.161 -1799.509
    Velocity X (km/s) 1.408 -5.385
    Velocity Y (km/s) 1.715 2.461
    Velocity Z (km/s) 7.291 4.802

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 15 STARLINK-31860
    Semimajor Axis (a) 6861.848 km 6861.199 km
    Eccentricity (e) 0.000860 0.000081
    Inclination (i) 97.4680° 43.0030°
    RAAN 73.5402° 113.1640°
    Perigee Argument 63.0740° 264.8971°
    Mean Anomaly (M) 297.1376° 95.1788°
    Apogee 489.609 km 483.617 km
    Perigee 477.813 km 482.507 km
    Orbit Epoch 2026-09-04T07:43:02+0000 2026-09-03T16:10:33+0000

    TIANMU-1 15 & STARLINK-31860 Collision Probability (Pc) Trend

    TIANMU-1 15 & STARLINK-31860 Collision Probability (Pc) TrendNot Available

    TIANMU-1 15 & STARLINK-31860 Miss Distance (Miss Distance) Trend

    TIANMU-1 15 & STARLINK-31860 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 15Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31860Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 15Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31860Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 15

    No nearby objects data