Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    9.606933E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T21:46:48+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 1983
    NORAD ID 1983
    Object Type ROCKET BODY
    Country
    US US
    ← VS →

    2 Object 2

    Name PNEO4
    AOE ID 49070
    NORAD ID 49070
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter DELTA 1 R/B PNEO4
    Time of Closest Approach 2026-10-28T13:14:44+0000
    Collision Probability (Pc) 9.606933E-5
    Conjunction Distance (km) 0.672 km
    Relative Speed (km/s) 14.691 km/s
    Conjunction Risk Parameters R (Radial): 0.55 | I (In-track): 0.096 | C (Cross-track): 0.374
    Collision Risk Index (CRI) 0.75
    X Position (km) -3708.523 -3708.977
    Position Y (km) -1763.929 -1763.718
    Position Z (km) 5663.592 5664.039
    Velocity X (km/s) 4.596 -6.128
    Velocity Y (km/s) 4.181 -0.958
    Velocity Z (km/s) 4.325 -4.301

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 R/B PNEO4
    Semimajor Axis (a) 7042.662 km 7002.188 km
    Eccentricity (e) 0.006426 0.000133
    Inclination (i) 98.0286° 97.8957°
    RAAN 215.3810° 13.1104°
    Perigee Argument 36.2722° 94.7016°
    Mean Anomaly (M) 324.2815° 265.4349°
    Apogee 709.784 km 624.982 km
    Perigee 619.266 km 623.120 km
    Orbit Epoch 2026-10-27T05:56:18+0000 2026-10-27T05:53:18+0000

    DELTA 1 R/B & PNEO4 Collision Probability (Pc) Trend

    DELTA 1 R/B & PNEO4 Collision Probability (Pc) TrendNot Available

    DELTA 1 R/B & PNEO4 Miss Distance (Miss Distance) Trend

    DELTA 1 R/B & PNEO4 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PNEO4Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    PNEO4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 R/B

    No nearby objects data