Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.004278E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T03:02:41+0800
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    1 Object 1

    AOE ID 31877
    NORAD ID 31877
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59849
    NORAD ID 59849
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-31895
    Time of Closest Approach 2026-10-19T01:53:04+0000
    Collision Probability (Pc) 2.004278E-6
    Conjunction Distance (km) 1.98 km
    Relative Speed (km/s) 8.05 km/s
    Conjunction Risk Parameters R (Radial): 1.96 | I (In-track): 0.239 | C (Cross-track): -0.147
    Collision Risk Index (CRI) 0.41
    X Position (km) 2834.694 2835.46
    Position Y (km) 5545.31 5547.038
    Position Z (km) -2878.406 -2878.992
    Velocity X (km/s) 2.609 -4.606
    Velocity Y (km/s) 2.205 4.48
    Velocity Z (km/s) 6.85 4.1

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-31895
    Semimajor Axis (a) 6916.544 km 6861.158 km
    Eccentricity (e) 0.008925 0.000108
    Inclination (i) 99.0059° 42.9985°
    RAAN 56.3935° 101.4861°
    Perigee Argument 349.0850° 272.1329°
    Mean Anomaly (M) 10.8435° 87.9399°
    Apogee 600.139 km 483.763 km
    Perigee 476.675 km 482.279 km
    Orbit Epoch 2026-10-17T02:15:40+0000 2026-10-17T12:23:19+0000

    FENGYUN 1C DEB & STARLINK-31895 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-31895 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-31895 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-31895 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31895Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31895Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data