Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.052025E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:14:15+0800
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    1 Object 1

    AOE ID 47029
    NORAD ID 47029
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 64844
    NORAD ID 64844
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-34709
    Time of Closest Approach 2026-09-04T00:19:23+0000
    Collision Probability (Pc) 2.052025E-6
    Conjunction Distance (km) 2.312 km
    Relative Speed (km/s) 14.914 km/s
    Conjunction Risk Parameters R (Radial): 0.528 | I (In-track): -0.48 | C (Cross-track): -2.198
    Collision Risk Index (CRI) 0.41
    X Position (km) -1255.581 -1253.333
    Position Y (km) 4321.906 4322.234
    Position Z (km) -5166.524 -5166.096
    Velocity X (km/s) 3.291 -0.157
    Velocity Y (km/s) -4.85 5.823
    Velocity Z (km/s) -4.916 4.914

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-34709
    Semimajor Axis (a) 6897.919 km 6843.558 km
    Eccentricity (e) 0.009413 0.000221
    Inclination (i) 98.9272° 97.2845°
    RAAN 292.3608° 96.2562°
    Perigee Argument 205.1483° 85.8496°
    Mean Anomaly (M) 154.5147° 274.2999°
    Apogee 584.710 km 466.937 km
    Perigee 454.854 km 463.905 km
    Orbit Epoch 2026-08-31T09:44:41+0000 2026-09-02T12:31:09+0000

    FENGYUN 1C DEB & STARLINK-34709 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-34709 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-34709 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-34709 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34709Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34709Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data