Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.371999E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T02:04:24+0800
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    1 Object 1

    Name COBE
    AOE ID 20322
    NORAD ID 20322
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 20788
    NORAD ID 20788
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COBE FENGYUN 1B
    Time of Closest Approach 2026-10-22T07:40:29+0000
    Collision Probability (Pc) 8.371999E-7
    Conjunction Distance (km) 2.211 km
    Relative Speed (km/s) 2.695 km/s
    Conjunction Risk Parameters R (Radial): -1.874 | I (In-track): -1.151 | C (Cross-track): -0.216
    Collision Risk Index (CRI) 0.33
    X Position (km) 1121.338 1120.76
    Position Y (km) 257.848 258.916
    Position Z (km) -7175.571 -7173.725
    Velocity X (km/s) 3.101 0.525
    Velocity Y (km/s) -6.707 -7.378
    Velocity Z (km/s) 0.244 -0.173

    Orbital Parameters 国际轨道数据源

    Parameter COBE FENGYUN 1B
    Semimajor Axis (a) 7253.001 km 7260.821 km
    Eccentricity (e) 0.000959 0.001581
    Inclination (i) 98.9033° 98.9900°
    RAAN 294.0786° 272.8176°
    Perigee Argument 88.1439° 347.5483°
    Mean Anomaly (M) 282.6703° 12.5291°
    Apogee 881.823 km 894.167 km
    Perigee 867.905 km 871.201 km
    Orbit Epoch 2026-10-21T06:30:58+0000 2026-10-21T06:26:23+0000

    COBE & FENGYUN 1B Collision Probability (Pc) Trend

    COBE & FENGYUN 1B Collision Probability (Pc) TrendNot Available

    COBE & FENGYUN 1B Miss Distance (Miss Distance) Trend

    COBE & FENGYUN 1B Miss Distance (Miss Distance) TrendNot Available

    COBEMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COBECollision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COBE

    No nearby objects data