Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.081904E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:39:03+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 58855
    NORAD ID 58855
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 17 STARLINK-31237
    Time of Closest Approach 2026-10-30T06:29:04+0000
    Collision Probability (Pc) 7.081904E-6
    Conjunction Distance (km) 1.44 km
    Relative Speed (km/s) 13.137 km/s
    Conjunction Risk Parameters R (Radial): -0.117 | I (In-track): -0.735 | C (Cross-track): -1.231
    Collision Risk Index (CRI) 0.52
    X Position (km) 2910.521 2909.879
    Position Y (km) -4459.297 -4460.309
    Position Z (km) -4331.121 -4330.324
    Velocity X (km/s) -3.657 6.891
    Velocity Y (km/s) 3.27 2.582
    Velocity Z (km/s) -5.828 1.972

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 17 STARLINK-31237
    Semimajor Axis (a) 6860.149 km 6861.174 km
    Eccentricity (e) 0.000391 0.000072
    Inclination (i) 97.4615° 43.0059°
    RAAN 126.2612° 20.7811°
    Perigee Argument 244.8649° 257.5375°
    Mean Anomaly (M) 115.2186° 102.5396°
    Apogee 484.692 km 483.530 km
    Perigee 479.332 km 482.544 km
    Orbit Epoch 2026-10-27T06:47:53+0000 2026-10-27T06:35:37+0000

    TIANMU-1 17 & STARLINK-31237 Collision Probability (Pc) Trend

    TIANMU-1 17 & STARLINK-31237 Collision Probability (Pc) TrendNot Available

    TIANMU-1 17 & STARLINK-31237 Miss Distance (Miss Distance) Trend

    TIANMU-1 17 & STARLINK-31237 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 17Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31237Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 17Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31237Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 17

    No nearby objects data