Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.370497E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T15:51:13+0800
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    1 Object 1

    AOE ID 58662
    NORAD ID 58662
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 65422
    NORAD ID 65422
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-35074
    Time of Closest Approach 2026-10-21T22:52:18+0000
    Collision Probability (Pc) 1.370497E-6
    Conjunction Distance (km) 2.92 km
    Relative Speed (km/s) 14.541 km/s
    Conjunction Risk Parameters R (Radial): -1.275 | I (In-track): -0.814 | C (Cross-track): -2.496
    Collision Risk Index (CRI) 0.38
    X Position (km) 3634.786 3633.246
    Position Y (km) 4597.889 4599.737
    Position Z (km) 3516.486 3518.14
    Velocity X (km/s) -1.507 -2.446
    Velocity Y (km/s) -3.77 5.521
    Velocity Z (km/s) 6.467 -4.678

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-35074
    Semimajor Axis (a) 6832.623 km 6840.827 km
    Eccentricity (e) 0.000598 0.000072
    Inclination (i) 97.4620° 53.1575°
    RAAN 55.1196° 265.8695°
    Perigee Argument 216.7210° 102.2615°
    Mean Anomaly (M) 143.3625° 257.8468°
    Apogee 458.570 km 463.184 km
    Perigee 450.402 km 462.196 km
    Orbit Epoch 2026-10-20T21:44:21+0000 2026-10-20T08:44:53+0000

    TIANMU-1 21 & STARLINK-35074 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-35074 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-35074 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-35074 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35074Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35074Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data