Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.304036E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:35:31+0800
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    1 Object 1

    AOE ID 30744
    NORAD ID 30744
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 68386
    NORAD ID 68386
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-37198
    Time of Closest Approach 2026-09-05T05:02:00+0000
    Collision Probability (Pc) 1.304036E-6
    Conjunction Distance (km) 2.206 km
    Relative Speed (km/s) 5.943 km/s
    Conjunction Risk Parameters R (Radial): -0.546 | I (In-track): -1.969 | C (Cross-track): 0.828
    Collision Risk Index (CRI) 0.37
    X Position (km) -958.012 -956.792
    Position Y (km) 453.409 455.142
    Position Z (km) -6768.66 -6769.27
    Velocity X (km/s) 1.906 6.568
    Velocity Y (km/s) 7.371 3.796
    Velocity Z (km/s) 0.221 -0.672

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-37198
    Semimajor Axis (a) 6846.441 km 6843.657 km
    Eccentricity (e) 0.000374 0.000180
    Inclination (i) 98.7300° 97.2848°
    RAAN 72.0329° 26.4972°
    Perigee Argument 191.8244° 56.8583°
    Mean Anomaly (M) 289.9185° 303.2832°
    Apogee 470.862 km 466.752 km
    Perigee 465.746 km 464.288 km
    Orbit Epoch 2026-09-02T01:11:05+0000 2026-09-02T06:58:30+0000

    FENGYUN 1C DEB & STARLINK-37198 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-37198 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-37198 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-37198 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37198Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37198Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data