Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.200038E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:25:14+0800
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    1 Object 1

    AOE ID 32150
    NORAD ID 32150
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 55751
    NORAD ID 55751
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-5577
    Time of Closest Approach 2026-09-16T00:52:24+0000
    Collision Probability (Pc) 6.200038E-6
    Conjunction Distance (km) 1.542 km
    Relative Speed (km/s) 15.045 km/s
    Conjunction Risk Parameters R (Radial): -1.147 | I (In-track): -0.141 | C (Cross-track): 1.02
    Collision Risk Index (CRI) 0.51
    X Position (km) 4063.405 4061.984
    Position Y (km) -2707.964 -2708.171
    Position Z (km) -4953.988 -4953.43
    Velocity X (km/s) 3.453 -1.87
    Velocity Y (km/s) -4.38 5.678
    Velocity Z (km/s) 5.203 -4.638

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-5577
    Semimajor Axis (a) 7067.428 km 6950.193 km
    Eccentricity (e) 0.016887 0.000269
    Inclination (i) 99.1596° 69.9989°
    RAAN 316.2258° 127.0817°
    Perigee Argument 307.2774° 269.5440°
    Mean Anomaly (M) 51.3126° 90.5411°
    Apogee 808.639 km 573.927 km
    Perigee 569.943 km 570.185 km
    Orbit Epoch 2026-09-15T10:17:16+0000 2026-09-15T01:25:21+0000

    FENGYUN 1C DEB & STARLINK-5577 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-5577 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-5577 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-5577 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5577Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5577Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data