Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.882403E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T16:25:51+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59970
    NORAD ID 59970
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60396
    NORAD ID 60396
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NIMBUS 2 DEB QIANFAN-18
    Time of Closest Approach 2026-10-16T22:45:42+0000
    Collision Probability (Pc) 1.882403E-6
    Conjunction Distance (km) 2.375 km
    Relative Speed (km/s) 14.14 km/s
    Conjunction Risk Parameters R (Radial): 1.702 | I (In-track): -0.423 | C (Cross-track): 1.602
    Collision Risk Index (CRI) 0.4
    X Position (km) -258.726 -257.168
    Position Y (km) -2462.609 -2462.857
    Position Z (km) -7030.175 -7031.949
    Velocity X (km/s) -3.331 -0.32
    Velocity Y (km/s) 6.198 -6.878
    Velocity Z (km/s) -2.024 2.433

    Orbital Parameters 国际轨道数据源

    Parameter NIMBUS 2 DEB QIANFAN-18
    Semimajor Axis (a) 7481.914 km 7446.621 km
    Eccentricity (e) 0.005758 0.001540
    Inclination (i) 100.3471° 88.9685°
    RAAN 113.7434° 267.0779°
    Perigee Argument 291.4725° 28.4634°
    Mean Anomaly (M) 68.0268° 331.7355°
    Apogee 1146.859 km 1079.955 km
    Perigee 1060.695 km 1057.013 km
    Orbit Epoch 2026-10-15T11:29:17+0000 2026-10-15T22:13:32+0000

    NIMBUS 2 DEB & QIANFAN-18 Collision Probability (Pc) Trend

    NIMBUS 2 DEB & QIANFAN-18 Collision Probability (Pc) TrendNot Available

    NIMBUS 2 DEB & QIANFAN-18 Miss Distance (Miss Distance) Trend

    NIMBUS 2 DEB & QIANFAN-18 Miss Distance (Miss Distance) TrendNot Available

    NIMBUS 2 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-18Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NIMBUS 2 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-18Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NIMBUS 2 DEB

    No nearby objects data