Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.337522E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-30T21:07:20+0800
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    1 Object 1

    AOE ID 36225
    NORAD ID 36225
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 66169
    NORAD ID 66169
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-35638
    Time of Closest Approach 2026-08-30T19:19:48+0000
    Collision Probability (Pc) 1.337522E-6
    Conjunction Distance (km) 2.615 km
    Relative Speed (km/s) 10.609 km/s
    Conjunction Risk Parameters R (Radial): -1.215 | I (In-track): -1.669 | C (Cross-track): 1.604
    Collision Risk Index (CRI) 0.38
    X Position (km) -3170.619 -3169.242
    Position Y (km) -2866.022 -2866.343
    Position Z (km) -5347.136 -5349.335
    Velocity X (km/s) 3.016 6.135
    Velocity Y (km/s) 5.253 -4.331
    Velocity Z (km/s) -4.628 -1.316

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-35638
    Semimajor Axis (a) 6838.119 km 6840.736 km
    Eccentricity (e) 0.002265 0.000160
    Inclination (i) 98.8280° 53.1595°
    RAAN 50.3098° 336.1921°
    Perigee Argument 144.4486° 97.4782°
    Mean Anomaly (M) 215.8268° 262.6403°
    Apogee 475.473 km 463.697 km
    Perigee 444.491 km 461.501 km
    Orbit Epoch 2026-08-28T06:53:39+0000 2026-08-29T23:27:13+0000

    FENGYUN 1C DEB & STARLINK-35638 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-35638 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-35638 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-35638 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35638Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35638Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data