Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.639604E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T08:42:07+0800
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    1 Object 1

    AOE ID 31281
    NORAD ID 31281
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66218
    NORAD ID 66218
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-35722
    Time of Closest Approach 2026-10-16T18:27:32+0000
    Collision Probability (Pc) 1.639604E-5
    Conjunction Distance (km) 1.155 km
    Relative Speed (km/s) 14.724 km/s
    Conjunction Risk Parameters R (Radial): 0.043 | I (In-track): -0.29 | C (Cross-track): -1.116
    Collision Risk Index (CRI) 0.59
    X Position (km) -2509.301 -2510.311
    Position Y (km) 6009.318 6009.012
    Position Z (km) -2103.512 -2103.045
    Velocity X (km/s) 0.205 -3.736
    Velocity Y (km/s) 2.544 -3.529
    Velocity Z (km/s) 7.178 -5.643

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-35722
    Semimajor Axis (a) 6815.293 km 6840.793 km
    Eccentricity (e) 0.006509 0.000130
    Inclination (i) 98.4042° 53.1600°
    RAAN 106.1169° 285.5344°
    Perigee Argument 117.2115° 105.5479°
    Mean Anomaly (M) 243.5783° 254.5667°
    Apogee 481.519 km 463.542 km
    Perigee 392.793 km 461.770 km
    Orbit Epoch 2026-10-13T11:10:22+0000 2026-10-15T07:11:25+0000

    FENGYUN 1C DEB & STARLINK-35722 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-35722 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-35722 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-35722 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35722Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35722Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data