Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.158735E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T20:06:53+0800
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    1 Object 1

    AOE ID 31938
    NORAD ID 31938
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 55589
    NORAD ID 55589
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-5697
    Time of Closest Approach 2026-10-20T08:50:56+0000
    Collision Probability (Pc) 1.158735E-5
    Conjunction Distance (km) 1.269 km
    Relative Speed (km/s) 14.344 km/s
    Conjunction Risk Parameters R (Radial): -1.169 | I (In-track): 0.169 | C (Cross-track): 0.463
    Collision Risk Index (CRI) 0.56
    X Position (km) -6280.441 -6279.321
    Position Y (km) -1824.319 -1824.44
    Position Z (km) 2071.073 2070.49
    Velocity X (km/s) -2.596 3.056
    Velocity Y (km/s) 0.541 -5.203
    Velocity Z (km/s) -7.201 4.664

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-5697
    Semimajor Axis (a) 6948.397 km 6861.211 km
    Eccentricity (e) 0.014255 0.000104
    Inclination (i) 98.8947° 43.0034°
    RAAN 11.4178° 183.7546°
    Perigee Argument 140.7812° 242.1545°
    Mean Anomaly (M) 220.3841° 117.9201°
    Apogee 669.311 km 483.789 km
    Perigee 471.209 km 482.359 km
    Orbit Epoch 2026-10-18T16:04:59+0000 2026-10-19T01:20:56+0000

    FENGYUN 1C DEB & STARLINK-5697 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-5697 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-5697 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-5697 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5697Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5697Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data