Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.005511E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:37:51+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 67351
    NORAD ID 67351
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 15 STARLINK-36478
    Time of Closest Approach 2026-09-13T11:46:00+0000
    Collision Probability (Pc) 3.005511E-6
    Conjunction Distance (km) 1.944 km
    Relative Speed (km/s) 14.234 km/s
    Conjunction Risk Parameters R (Radial): -0.386 | I (In-track): 0.695 | C (Cross-track): -1.773
    Collision Risk Index (CRI) 0.45
    X Position (km) 574.612 572.947
    Position Y (km) 6545.858 6545.901
    Position Z (km) -1980.713 -1979.712
    Velocity X (km/s) 1.22 -5.923
    Velocity Y (km/s) 2.071 -0.904
    Velocity Z (km/s) 7.234 -4.713

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 15 STARLINK-36478
    Semimajor Axis (a) 6861.685 km 6861.181 km
    Eccentricity (e) 0.000821 0.000153
    Inclination (i) 97.4668° 42.9991°
    RAAN 80.1633° 263.7081°
    Perigee Argument 43.2490° 275.1878°
    Mean Anomaly (M) 316.9392° 84.8799°
    Apogee 489.182 km 484.094 km
    Perigee 477.914 km 481.994 km
    Orbit Epoch 2026-09-10T22:31:18+0000 2026-09-10T09:07:10+0000

    TIANMU-1 15 & STARLINK-36478 Collision Probability (Pc) Trend

    TIANMU-1 15 & STARLINK-36478 Collision Probability (Pc) TrendNot Available

    TIANMU-1 15 & STARLINK-36478 Miss Distance (Miss Distance) Trend

    TIANMU-1 15 & STARLINK-36478 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 15Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36478Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 15Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36478Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 15

    No nearby objects data