Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.280784E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T17:09:46+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 33684
    NORAD ID 33684
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 51782
    NORAD ID 51782
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-3616
    Time of Closest Approach 2026-10-28T10:10:49+0000
    Collision Probability (Pc) 1.280784E-6
    Conjunction Distance (km) 2.396 km
    Relative Speed (km/s) 7.609 km/s
    Conjunction Risk Parameters R (Radial): 2.247 | I (In-track): -0.703 | C (Cross-track): 0.443
    Collision Risk Index (CRI) 0.37
    X Position (km) 4552.769 4554.813
    Position Y (km) 3095.488 3096.519
    Position Z (km) 4047.459 4048.164
    Velocity X (km/s) -2.925 -5.7
    Velocity Y (km/s) -3.812 2.998
    Velocity Z (km/s) 6.058 4.108

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-3616
    Semimajor Axis (a) 7007.649 km 6840.830 km
    Eccentricity (e) 0.026504 0.000131
    Inclination (i) 99.0412° 53.1625°
    RAAN 40.1660° 5.0785°
    Perigee Argument 61.9050° 78.5125°
    Mean Anomaly (M) 300.8679° 281.6024°
    Apogee 815.242 km 463.586 km
    Perigee 443.782 km 461.800 km
    Orbit Epoch 2026-10-27T17:47:41+0000 2026-10-27T12:05:16+0000

    FENGYUN 1C DEB & STARLINK-3616 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-3616 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-3616 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-3616 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3616Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3616Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data