Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.426502E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T01:38:51+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 30960
    NORAD ID 30960
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 54767
    NORAD ID 54767
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-5472
    Time of Closest Approach 2026-09-12T22:18:20+0000
    Collision Probability (Pc) 1.426502E-6
    Conjunction Distance (km) 2.731 km
    Relative Speed (km/s) 13.288 km/s
    Conjunction Risk Parameters R (Radial): -2.714 | I (In-track): 0.134 | C (Cross-track): 0.262
    Collision Risk Index (CRI) 0.38
    X Position (km) 3592.681 3594.343
    Position Y (km) 2403.938 2404.806
    Position Z (km) 5387.827 5389.811
    Velocity X (km/s) -3.721 -2.642
    Velocity Y (km/s) -4.803 6.992
    Velocity Z (km/s) 4.669 -1.354

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-5472
    Semimajor Axis (a) 7036.120 km 6917.905 km
    Eccentricity (e) 0.018475 0.000108
    Inclination (i) 99.0298° 53.1607°
    RAAN 43.3245° 285.9689°
    Perigee Argument 39.3174° 84.1289°
    Mean Anomaly (M) 322.1276° 275.9825°
    Apogee 787.972 km 540.513 km
    Perigee 527.994 km 539.023 km
    Orbit Epoch 2026-09-11T05:15:55+0000 2026-09-12T05:57:16+0000

    FENGYUN 1C DEB & STARLINK-5472 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-5472 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-5472 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-5472 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5472Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5472Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data