Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.263491E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:45:49+0800
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    1 Object 1

    AOE ID 56688
    NORAD ID 56688
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58703
    NORAD ID 58703
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-30122 TIANMU-1 18
    Time of Closest Approach 2026-10-28T10:08:12+0000
    Collision Probability (Pc) 8.263491E-6
    Conjunction Distance (km) 1.324 km
    Relative Speed (km/s) 10.9 km/s
    Conjunction Risk Parameters R (Radial): -0.592 | I (In-track): 0.821 | C (Cross-track): 0.854
    Collision Risk Index (CRI) 0.53
    X Position (km) 2604.522 2604.479
    Position Y (km) -4362.642 -4363.928
    Position Z (km) -4615.081 -4614.771
    Velocity X (km/s) 6.066 -3.73
    Velocity Y (km/s) 4.528 3.642
    Velocity Z (km/s) -0.856 -5.553

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30122 TIANMU-1 18
    Semimajor Axis (a) 6861.217 km 6860.816 km
    Eccentricity (e) 0.000123 0.000415
    Inclination (i) 42.9953° 97.4631°
    RAAN 53.9482° 126.5111°
    Perigee Argument 298.5323° 221.0289°
    Mean Anomaly (M) 61.5404° 139.0638°
    Apogee 483.923 km 485.526 km
    Perigee 482.237 km 479.832 km
    Orbit Epoch 2026-10-26T14:37:51+0000 2026-10-27T06:26:29+0000

    STARLINK-30122 & TIANMU-1 18 Collision Probability (Pc) Trend

    STARLINK-30122 & TIANMU-1 18 Collision Probability (Pc) TrendNot Available

    STARLINK-30122 & TIANMU-1 18 Miss Distance (Miss Distance) Trend

    STARLINK-30122 & TIANMU-1 18 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30122Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 18Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30122Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 18Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30122

    No nearby objects data