Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.009816E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:55:49+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 56423
    NORAD ID 56423
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58702
    NORAD ID 58702
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-6239 TIANMU-1 17
    Time of Closest Approach 2026-10-30T03:06:26+0000
    Collision Probability (Pc) 2.009816E-6
    Conjunction Distance (km) 2.306 km
    Relative Speed (km/s) 14.279 km/s
    Conjunction Risk Parameters R (Radial): 1.551 | I (In-track): 0.609 | C (Cross-track): -1.594
    Collision Risk Index (CRI) 0.41
    X Position (km) 4364.039 4366.289
    Position Y (km) -5028.354 -5028.648
    Position Z (km) 1646.975 1646.571
    Velocity X (km/s) 3.546 0.424
    Velocity Y (km/s) 4.678 -2.043
    Velocity Z (km/s) 4.871 -7.334

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-6239 TIANMU-1 17
    Semimajor Axis (a) 6861.217 km 6860.149 km
    Eccentricity (e) 0.000360 0.000391
    Inclination (i) 43.0096° 97.4615°
    RAAN 311.4698° 126.2612°
    Perigee Argument 279.0981° 244.8649°
    Mean Anomaly (M) 80.9464° 115.2186°
    Apogee 485.548 km 484.692 km
    Perigee 480.612 km 479.332 km
    Orbit Epoch 2026-10-27T07:32:20+0000 2026-10-27T06:47:53+0000

    STARLINK-6239 & TIANMU-1 17 Collision Probability (Pc) Trend

    STARLINK-6239 & TIANMU-1 17 Collision Probability (Pc) TrendNot Available

    STARLINK-6239 & TIANMU-1 17 Miss Distance (Miss Distance) Trend

    STARLINK-6239 & TIANMU-1 17 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-6239Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 17Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-6239Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 17Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-6239

    No nearby objects data