Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.830077E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-08T16:00:07+0800
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    1 Object 1

    AOE ID 30887
    NORAD ID 30887
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 55774
    NORAD ID 55774
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-5812
    Time of Closest Approach 2026-09-08T08:17:02+0000
    Collision Probability (Pc) 7.830077E-6
    Conjunction Distance (km) 1.439 km
    Relative Speed (km/s) 15.147 km/s
    Conjunction Risk Parameters R (Radial): 1.1 | I (In-track): -0.102 | C (Cross-track): 0.922
    Collision Risk Index (CRI) 0.53
    X Position (km) -4323.527 -4323.569
    Position Y (km) 4920.737 4919.428
    Position Z (km) 2327.606 2327.013
    Velocity X (km/s) -0.737 -0.5
    Velocity Y (km/s) 2.624 -3.595
    Velocity Z (km/s) -7.16 6.649

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-5812
    Semimajor Axis (a) 7115.802 km 6950.190 km
    Eccentricity (e) 0.025982 0.000281
    Inclination (i) 98.3353° 69.9992°
    RAAN 306.3795° 124.8950°
    Perigee Argument 194.0789° 270.0961°
    Mean Anomaly (M) 165.3065° 89.9876°
    Apogee 922.550 km 574.006 km
    Perigee 552.780 km 570.100 km
    Orbit Epoch 2026-09-06T09:02:49+0000 2026-09-07T22:34:40+0000

    FENGYUN 1C DEB & STARLINK-5812 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-5812 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-5812 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-5812 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5812Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5812Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data