Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.988829E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T04:18:12+0800
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    1 Object 1

    AOE ID 35243
    NORAD ID 35243
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 56491
    NORAD ID 56491
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-5842
    Time of Closest Approach 2026-10-21T01:37:27+0000
    Collision Probability (Pc) 2.988829E-6
    Conjunction Distance (km) 1.969 km
    Relative Speed (km/s) 14.881 km/s
    Conjunction Risk Parameters R (Radial): -0.693 | I (In-track): 0.316 | C (Cross-track): 1.816
    Collision Risk Index (CRI) 0.45
    X Position (km) -2833.811 -2831.891
    Position Y (km) -2884.783 -2885.207
    Position Z (km) -5659.014 -5658.907
    Velocity X (km/s) 2.738 -0.308
    Velocity Y (km/s) 5.653 -6.67
    Velocity Z (km/s) -4.21 3.555

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-5842
    Semimajor Axis (a) 6945.776 km 6950.188 km
    Eccentricity (e) 0.004882 0.000331
    Inclination (i) 98.8798° 69.9966°
    RAAN 57.0344° 258.0153°
    Perigee Argument 333.3628° 268.9831°
    Mean Anomaly (M) 26.5085° 91.0948°
    Apogee 601.547 km 574.353 km
    Perigee 533.731 km 569.749 km
    Orbit Epoch 2026-10-20T02:09:27+0000 2026-10-20T08:16:01+0000

    FENGYUN 1C DEB & STARLINK-5842 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-5842 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-5842 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-5842 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5842Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5842Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data