Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.693048E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:40:46+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58703
    NORAD ID 58703
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 62998
    NORAD ID 62998
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 18 STARLINK-32898
    Time of Closest Approach 2026-10-20T16:30:40+0000
    Collision Probability (Pc) 1.693048E-6
    Conjunction Distance (km) 2.521 km
    Relative Speed (km/s) 14.278 km/s
    Conjunction Risk Parameters R (Radial): 2.167 | I (In-track): 0.445 | C (Cross-track): -1.209
    Collision Risk Index (CRI) 0.4
    X Position (km) 3149.484 3147.559
    Position Y (km) -5889.108 -5887.908
    Position Z (km) -1586.878 -1585.778
    Velocity X (km/s) -1.719 5.599
    Velocity Y (km/s) 1.057 1.68
    Velocity Z (km/s) -7.35 4.894

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 18 STARLINK-32898
    Semimajor Axis (a) 6861.020 km 6861.155 km
    Eccentricity (e) 0.000380 0.000026
    Inclination (i) 97.4646° 42.9969°
    RAAN 118.7733° 321.7434°
    Perigee Argument 257.3208° 303.8760°
    Mean Anomaly (M) 102.7606° 56.2066°
    Apogee 485.490 km 483.199 km
    Perigee 480.276 km 482.837 km
    Orbit Epoch 2026-10-19T12:56:31+0000 2026-10-19T02:56:10+0000

    TIANMU-1 18 & STARLINK-32898 Collision Probability (Pc) Trend

    TIANMU-1 18 & STARLINK-32898 Collision Probability (Pc) TrendNot Available

    TIANMU-1 18 & STARLINK-32898 Miss Distance (Miss Distance) Trend

    TIANMU-1 18 & STARLINK-32898 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 18Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32898Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 18Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32898Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 18

    No nearby objects data