Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.383354E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:54:55+0800
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    1 Object 1

    AOE ID 31910
    NORAD ID 31910
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 55305
    NORAD ID 55305
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-5316
    Time of Closest Approach 2026-10-22T17:14:21+0000
    Collision Probability (Pc) 1.383354E-6
    Conjunction Distance (km) 2.789 km
    Relative Speed (km/s) 13.285 km/s
    Conjunction Risk Parameters R (Radial): 2.113 | I (In-track): 0.888 | C (Cross-track): -1.588
    Collision Risk Index (CRI) 0.38
    X Position (km) -83.38 -82.273
    Position Y (km) 2408.673 2409.318
    Position Z (km) -6526.271 -6523.794
    Velocity X (km/s) 3.169 -7.5
    Velocity Y (km/s) -6.518 0.871
    Velocity Z (km/s) -2.422 0.416

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-5316
    Semimajor Axis (a) 7103.761 km 6950.196 km
    Eccentricity (e) 0.021876 0.000275
    Inclination (i) 97.6597° 70.0003°
    RAAN 291.1115° 178.9162°
    Perigee Argument 266.9178° 270.2767°
    Mean Anomaly (M) 90.6968° 89.8077°
    Apogee 881.029 km 573.971 km
    Perigee 570.219 km 570.147 km
    Orbit Epoch 2026-10-20T06:06:23+0000 2026-10-20T01:32:08+0000

    FENGYUN 1C DEB & STARLINK-5316 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-5316 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-5316 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-5316 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5316Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5316Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data