Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.911349E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T03:11:23+0800
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    1 Object 1

    AOE ID 30520
    NORAD ID 30520
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59797
    NORAD ID 59797
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-31907
    Time of Closest Approach 2026-10-16T00:26:45+0000
    Collision Probability (Pc) 1.911349E-6
    Conjunction Distance (km) 2.272 km
    Relative Speed (km/s) 12.489 km/s
    Conjunction Risk Parameters R (Radial): -1.088 | I (In-track): 1.147 | C (Cross-track): 1.631
    Collision Risk Index (CRI) 0.41
    X Position (km) 4250.111 4249.361
    Position Y (km) -2775.552 -2773.436
    Position Z (km) -4621.366 -4621.71
    Velocity X (km/s) -5.028 4.741
    Velocity Y (km/s) 1.423 5.907
    Velocity Z (km/s) -5.542 0.815

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-31907
    Semimajor Axis (a) 6862.657 km 6861.155 km
    Eccentricity (e) 0.005302 0.000133
    Inclination (i) 98.6969° 43.0034°
    RAAN 153.5203° 48.6125°
    Perigee Argument 143.4814° 265.0746°
    Mean Anomaly (M) 217.0056° 94.9954°
    Apogee 520.906 km 483.932 km
    Perigee 448.134 km 482.104 km
    Orbit Epoch 2026-10-14T20:44:37+0000 2026-10-15T07:32:15+0000

    FENGYUN 1C DEB & STARLINK-31907 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-31907 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-31907 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-31907 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31907Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31907Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data