Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.420367E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T20:20:59+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 24893
    NORAD ID 24893
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 53540
    NORAD ID 53540
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 DEB STARLINK-4486
    Time of Closest Approach 2026-10-23T07:04:23+0000
    Collision Probability (Pc) 1.420367E-6
    Conjunction Distance (km) 2.808 km
    Relative Speed (km/s) 14.134 km/s
    Conjunction Risk Parameters R (Radial): -2.728 | I (In-track): -0.249 | C (Cross-track): 0.613
    Collision Risk Index (CRI) 0.38
    X Position (km) -886.242 -886.483
    Position Y (km) -5093.364 -5091.49
    Position Z (km) 4591.138 4589.061
    Velocity X (km/s) -0.478 5.484
    Velocity Y (km/s) 5.142 -4.018
    Velocity Z (km/s) 5.572 -3.389

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 DEB STARLINK-4486
    Semimajor Axis (a) 6924.070 km 6917.899 km
    Eccentricity (e) 0.002467 0.000146
    Inclination (i) 97.6524° 53.1603°
    RAAN 264.6162° 132.3857°
    Perigee Argument 117.9042° 94.2922°
    Mean Anomaly (M) 311.3407° 265.8236°
    Apogee 563.012 km 540.773 km
    Perigee 528.854 km 538.751 km
    Orbit Epoch 2026-10-20T21:49:00+0000 2026-10-20T22:53:07+0000

    SL-3 DEB & STARLINK-4486 Collision Probability (Pc) Trend

    SL-3 DEB & STARLINK-4486 Collision Probability (Pc) TrendNot Available

    SL-3 DEB & STARLINK-4486 Miss Distance (Miss Distance) Trend

    SL-3 DEB & STARLINK-4486 Miss Distance (Miss Distance) TrendNot Available

    SL-3 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4486Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4486Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 DEB

    No nearby objects data