Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.83236E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T07:10:04+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58700
    NORAD ID 58700
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59567
    NORAD ID 59567
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 15 STARLINK-31689
    Time of Closest Approach 2026-10-18T00:10:22+0000
    Collision Probability (Pc) 3.83236E-6
    Conjunction Distance (km) 1.654 km
    Relative Speed (km/s) 10.195 km/s
    Conjunction Risk Parameters R (Radial): 1.468 | I (In-track): -0.562 | C (Cross-track): -0.514
    Collision Risk Index (CRI) 0.47
    X Position (km) -2896.878 -2896.826
    Position Y (km) 4341.989 4341.189
    Position Z (km) -4459.436 -4457.989
    Velocity X (km/s) -1.623 -6.845
    Velocity Y (km/s) 4.778 -2.946
    Velocity Z (km/s) 5.705 1.581

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 15 STARLINK-31689
    Semimajor Axis (a) 6860.731 km 6861.213 km
    Eccentricity (e) 0.000559 0.000107
    Inclination (i) 97.4655° 43.0023°
    RAAN 116.8262° 194.8736°
    Perigee Argument 263.8331° 282.4090°
    Mean Anomaly (M) 96.2271° 77.6642°
    Apogee 486.432 km 483.808 km
    Perigee 478.756 km 482.344 km
    Orbit Epoch 2026-10-17T13:20:53+0000 2026-10-17T04:05:16+0000

    TIANMU-1 15 & STARLINK-31689 Collision Probability (Pc) Trend

    TIANMU-1 15 & STARLINK-31689 Collision Probability (Pc) TrendNot Available

    TIANMU-1 15 & STARLINK-31689 Miss Distance (Miss Distance) Trend

    TIANMU-1 15 & STARLINK-31689 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 15Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31689Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 15Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31689Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 15

    No nearby objects data