Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.166814E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T14:31:27+0800
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    1 Object 1

    AOE ID 58702
    NORAD ID 58702
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59076
    NORAD ID 59076
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 17 STARLINK-31259
    Time of Closest Approach 2026-10-22T10:31:40+0000
    Collision Probability (Pc) 9.166814E-7
    Conjunction Distance (km) 2.911 km
    Relative Speed (km/s) 7.09 km/s
    Conjunction Risk Parameters R (Radial): 2.709 | I (In-track): -0.944 | C (Cross-track): -0.489
    Collision Risk Index (CRI) 0.34
    X Position (km) -3399.512 -3398.409
    Position Y (km) 5852.376 5849.737
    Position Z (km) 1134.451 1134.986
    Velocity X (km/s) 1.498 -4.461
    Velocity Y (km/s) -0.582 -3.577
    Velocity Z (km/s) 7.452 5.047

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 17 STARLINK-31259
    Semimajor Axis (a) 6860.304 km 6861.174 km
    Eccentricity (e) 0.000385 0.000123
    Inclination (i) 97.4625° 43.0010°
    RAAN 120.6218° 114.9695°
    Perigee Argument 272.6796° 265.6394°
    Mean Anomaly (M) 87.4003° 94.4318°
    Apogee 484.805 km 483.881 km
    Perigee 479.529 km 482.193 km
    Orbit Epoch 2026-10-21T15:37:27+0000 2026-10-21T12:29:49+0000

    TIANMU-1 17 & STARLINK-31259 Collision Probability (Pc) Trend

    TIANMU-1 17 & STARLINK-31259 Collision Probability (Pc) TrendNot Available

    TIANMU-1 17 & STARLINK-31259 Miss Distance (Miss Distance) Trend

    TIANMU-1 17 & STARLINK-31259 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 17Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31259Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 17Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31259Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 17

    No nearby objects data