Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.644001E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T23:10:02+0800
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    1 Object 1

    AOE ID 8539
    NORAD ID 8539
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

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

    Conjunction Constraints

    Parameter DELTA 1 DEB SDA_1674
    Time of Closest Approach 2026-10-16T01:21:07+0000
    Collision Probability (Pc) 9.644001E-6
    Conjunction Distance (km) 1.344 km
    Relative Speed (km/s) 14.658 km/s
    Conjunction Risk Parameters R (Radial): 0.589 | I (In-track): 0.058 | C (Cross-track): 1.207
    Collision Risk Index (CRI) 0.55
    X Position (km) -1367.552 -1368.827
    Position Y (km) 1528.133 1527.983
    Position Z (km) 7034.265 7034.664
    Velocity X (km/s) -1.718 1.004
    Velocity Y (km/s) 6.869 -7.096
    Velocity Z (km/s) -1.787 1.734

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB SDA_1674
    Semimajor Axis (a) 7196.083 km 7334.614 km
    Eccentricity (e) 0.019738 0.000030
    Inclination (i) 97.2622° 81.2968°
    RAAN 285.2326° 100.9195°
    Perigee Argument 300.3194° 305.9892°
    Mean Anomaly (M) 57.8593° 54.1235°
    Apogee 959.983 km 956.701 km
    Perigee 675.909 km 956.253 km
    Orbit Epoch 2026-10-15T06:16:55+0000 2026-10-15T05:52:22+0000

    DELTA 1 DEB & SDA_1674 Collision Probability (Pc) Trend

    DELTA 1 DEB & SDA_1674 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & SDA_1674 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & SDA_1674 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 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

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SDA_1674Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data