Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.225812E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T11:17:32+0800
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    1 Object 1

    AOE ID 64535
    NORAD ID 64535
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67296
    NORAD ID 67296
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter UND ROADS 1 OBJECT BA
    Time of Closest Approach 2026-10-20T10:33:01+0000
    Collision Probability (Pc) 9.225812E-7
    Conjunction Distance (km) 2.568 km
    Relative Speed (km/s) 5.255 km/s
    Conjunction Risk Parameters R (Radial): 2.127 | I (In-track): -1.351 | C (Cross-track): -0.493
    Collision Risk Index (CRI) 0.34
    X Position (km) 452.211 450.795
    Position Y (km) -830.769 -831.174
    Position Z (km) 6795.828 6793.725
    Velocity X (km/s) -5.141 -7.543
    Velocity Y (km/s) -5.616 -0.999
    Velocity Z (km/s) -0.344 0.378

    Orbital Parameters 国际轨道数据源

    Parameter UND ROADS 1 OBJECT BA
    Semimajor Axis (a) 6872.787 km 6862.202 km
    Eccentricity (e) 0.000579 0.000665
    Inclination (i) 97.4782° 97.3833°
    RAAN 46.9989° 5.9251°
    Perigee Argument 100.9626° 278.8339°
    Mean Anomaly (M) 259.2262° 81.2147°
    Apogee 498.627 km 488.628 km
    Perigee 490.673 km 479.502 km
    Orbit Epoch 2026-10-19T13:39:23+0000 2026-10-19T04:17:35+0000

    UND ROADS 1 & OBJECT BA Collision Probability (Pc) Trend

    UND ROADS 1 & OBJECT BA Collision Probability (Pc) TrendNot Available

    UND ROADS 1 & OBJECT BA Miss Distance (Miss Distance) Trend

    UND ROADS 1 & OBJECT BA Miss Distance (Miss Distance) TrendNot Available

    UND ROADS 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT BAMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    UND ROADS 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT BACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with UND ROADS 1

    No nearby objects data