Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.618962E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T22:33:54+0800
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    1 Object 1

    AOE ID 31192
    NORAD ID 31192
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 65984
    NORAD ID 65984
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB SDA_1674
    Time of Closest Approach 2026-10-21T18:51:16+0000
    Collision Probability (Pc) 1.618962E-6
    Conjunction Distance (km) 2.614 km
    Relative Speed (km/s) 14.68 km/s
    Conjunction Risk Parameters R (Radial): -2.538 | I (In-track): -0.034 | C (Cross-track): -0.618
    Collision Risk Index (CRI) 0.39
    X Position (km) -507.81 -507.372
    Position Y (km) -4471.365 -4472.889
    Position Z (km) 5782.537 5784.614
    Velocity X (km/s) -1.142 1.169
    Velocity Y (km/s) 5.684 -5.813
    Velocity Z (km/s) 4.447 -4.384

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB SDA_1674
    Semimajor Axis (a) 7197.857 km 7334.606 km
    Eccentricity (e) 0.025542 0.000037
    Inclination (i) 98.5862° 81.2969°
    RAAN 272.7169° 95.7055°
    Perigee Argument 281.0593° 241.1867°
    Mean Anomaly (M) 76.1960° 118.9252°
    Apogee 1003.571 km 956.741 km
    Perigee 635.869 km 956.197 km
    Orbit Epoch 2026-10-19T17:37:05+0000 2026-10-20T21:23:36+0000

    FENGYUN 1C DEB & SDA_1674 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & SDA_1674 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & SDA_1674 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & SDA_1674 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SDA_1674Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SDA_1674Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data