Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.592309E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T11:25:43+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 30520
    NORAD ID 30520
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 67357
    NORAD ID 67357
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-36456
    Time of Closest Approach 2026-10-22T22:18:11+0000
    Collision Probability (Pc) 1.592309E-6
    Conjunction Distance (km) 2.578 km
    Relative Speed (km/s) 13.736 km/s
    Conjunction Risk Parameters R (Radial): -2.575 | I (In-track): -0.045 | C (Cross-track): -0.09
    Collision Risk Index (CRI) 0.39
    X Position (km) -5216.856 -5218.819
    Position Y (km) 2220.297 2221.043
    Position Z (km) 3850.952 3852.447
    Velocity X (km/s) 4.463 -4.486
    Velocity Y (km/s) -0.384 -5.42
    Velocity Z (km/s) 6.178 -2.945

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-36456
    Semimajor Axis (a) 6861.967 km 6861.085 km
    Eccentricity (e) 0.005317 0.000174
    Inclination (i) 98.6970° 43.0012°
    RAAN 159.8539° 38.6433°
    Perigee Argument 125.0587° 256.4857°
    Mean Anomaly (M) 235.5652° 103.5800°
    Apogee 520.314 km 484.142 km
    Perigee 447.346 km 481.754 km
    Orbit Epoch 2026-10-20T07:15:34+0000 2026-10-20T06:59:36+0000

    FENGYUN 1C DEB & STARLINK-36456 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-36456 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-36456 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-36456 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36456Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36456Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data