Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.886494E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T03:44:26+0800
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    1 Object 1

    AOE ID 30232
    NORAD ID 30232
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 62710
    NORAD ID 62710
    Object Type PAYLOAD
    Country
    IN IN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB FIREFLY-3
    Time of Closest Approach 2026-10-21T10:00:33+0000
    Collision Probability (Pc) 4.886494E-6
    Conjunction Distance (km) 1.647 km
    Relative Speed (km/s) 14.412 km/s
    Conjunction Risk Parameters R (Radial): 1.646 | I (In-track): -0.029 | C (Cross-track): 0.038
    Collision Risk Index (CRI) 0.49
    X Position (km) 3129.9 3130.631
    Position Y (km) -307.218 -307.244
    Position Z (km) 6205.704 6207.18
    Velocity X (km/s) 6.141 -6.64
    Velocity Y (km/s) -3.153 -1.602
    Velocity Z (km/s) -3.216 3.26

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB FIREFLY-3
    Semimajor Axis (a) 7053.019 km 6967.359 km
    Eccentricity (e) 0.013230 0.000456
    Inclination (i) 98.6623° 97.6962°
    RAAN 155.4568° 8.9420°
    Perigee Argument 103.4968° 106.8318°
    Mean Anomaly (M) 55.0888° 253.3402°
    Apogee 768.192 km 592.400 km
    Perigee 581.572 km 586.044 km
    Orbit Epoch 2026-10-20T01:26:20+0000 2026-10-20T11:12:03+0000

    FENGYUN 1C DEB & FIREFLY-3 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & FIREFLY-3 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & FIREFLY-3 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & FIREFLY-3 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FIREFLY-3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FIREFLY-3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data