Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.026621E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T23:51:53+0800
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    1 Object 1

    AOE ID 48722
    NORAD ID 48722
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63259
    NORAD ID 63259
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 17 DEB LEMUR 2 DELOITTE-1
    Time of Closest Approach 2026-10-21T21:51:28+0000
    Collision Probability (Pc) 2.026621E-6
    Conjunction Distance (km) 2.318 km
    Relative Speed (km/s) 14.744 km/s
    Conjunction Risk Parameters R (Radial): 2.084 | I (In-track): -0.236 | C (Cross-track): 0.988
    Collision Risk Index (CRI) 0.41
    X Position (km) -4262.264 -4263.629
    Position Y (km) 319.428 318.512
    Position Z (km) 5469.802 5471.436
    Velocity X (km/s) -5.634 5.94
    Velocity Y (km/s) 2.287 1.204
    Velocity Z (km/s) -4.521 4.548

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 17 DEB LEMUR 2 DELOITTE-1
    Semimajor Axis (a) 6946.679 km 6950.179 km
    Eccentricity (e) 0.000758 0.000222
    Inclination (i) 98.6875° 97.6727°
    RAAN 342.2471° 183.9452°
    Perigee Argument 225.9400° 69.1378°
    Mean Anomaly (M) 134.1197° 291.0081°
    Apogee 573.809 km 573.583 km
    Perigee 563.275 km 570.501 km
    Orbit Epoch 2026-10-19T22:50:59+0000 2026-10-20T03:57:07+0000

    NOAA 17 DEB & LEMUR 2 DELOITTE-1 Collision Probability (Pc) Trend

    NOAA 17 DEB & LEMUR 2 DELOITTE-1 Collision Probability (Pc) TrendNot Available

    NOAA 17 DEB & LEMUR 2 DELOITTE-1 Miss Distance (Miss Distance) Trend

    NOAA 17 DEB & LEMUR 2 DELOITTE-1 Miss Distance (Miss Distance) TrendNot Available

    NOAA 17 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LEMUR 2 DELOITTE-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 17 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    LEMUR 2 DELOITTE-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 17 DEB

    No nearby objects data