Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.439631E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T15:23:39+0800
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    1 Object 1

    AOE ID 10469
    NORAD ID 10469
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 21152
    NORAD ID 21152
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter DELTA 1 DEB NADEZHDA 3
    Time of Closest Approach 2026-09-14T16:31:44+0000
    Collision Probability (Pc) 1.439631E-5
    Conjunction Distance (km) 1.095 km
    Relative Speed (km/s) 9.428 km/s
    Conjunction Risk Parameters R (Radial): -0.1 | I (In-track): 0.853 | C (Cross-track): -0.679
    Collision Risk Index (CRI) 0.58
    X Position (km) -3852.967 -3853.44
    Position Y (km) -5194.905 -5194.212
    Position Z (km) -3579.555 -3580.258
    Velocity X (km/s) 5.607 -1.272
    Velocity Y (km/s) -4.998 -3.446
    Velocity Z (km/s) 0.085 6.341

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB NADEZHDA 3
    Semimajor Axis (a) 7750.526 km 7361.565 km
    Eccentricity (e) 0.086518 0.004136
    Inclination (i) 29.1233° 82.9238°
    RAAN 323.0108° 237.9067°
    Perigee Argument 204.2026° 187.6506°
    Mean Anomaly (M) 151.5414° 179.7357°
    Apogee 2042.953 km 1013.875 km
    Perigee 701.825 km 952.981 km
    Orbit Epoch 2026-09-13T08:58:37+0000 2026-09-13T23:14:13+0000

    DELTA 1 DEB & NADEZHDA 3 Collision Probability (Pc) Trend

    DELTA 1 DEB & NADEZHDA 3 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & NADEZHDA 3 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & NADEZHDA 3 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NADEZHDA 3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    NADEZHDA 3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data