Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.6844E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T19:09:44+0800
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    1 Object 1

    AOE ID 23159
    NORAD ID 23159
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53286
    NORAD ID 53286
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter USA 40 R/B DEB STARLINK-4165
    Time of Closest Approach 2026-10-20T04:26:25+0000
    Collision Probability (Pc) 6.6844E-6
    Conjunction Distance (km) 1.442 km
    Relative Speed (km/s) 12.176 km/s
    Conjunction Risk Parameters R (Radial): 1.442 | I (In-track): -0.026 | C (Cross-track): 0.024
    Collision Risk Index (CRI) 0.52
    X Position (km) -4969.692 -4970.749
    Position Y (km) -3632.649 -3633.424
    Position Z (km) -3008.172 -3008.773
    Velocity X (km/s) 5.03 0.992
    Velocity Y (km/s) -2.465 -5.577
    Velocity Z (km/s) -5.952 5.105

    Orbital Parameters 国际轨道数据源

    Parameter USA 40 R/B DEB STARLINK-4165
    Semimajor Axis (a) 8041.583 km 6848.835 km
    Eccentricity (e) 0.151941 0.000132
    Inclination (i) 56.9442° 53.1600°
    RAAN 21.5181° 242.4904°
    Perigee Argument 195.4854° 91.9099°
    Mean Anomaly (M) 159.4148° 268.2054°
    Apogee 2885.296 km 471.606 km
    Perigee 441.596 km 469.790 km
    Orbit Epoch 2026-10-18T15:23:31+0000 2026-10-19T03:31:46+0000

    USA 40 R/B DEB & STARLINK-4165 Collision Probability (Pc) Trend

    USA 40 R/B DEB & STARLINK-4165 Collision Probability (Pc) TrendNot Available

    USA 40 R/B DEB & STARLINK-4165 Miss Distance (Miss Distance) Trend

    USA 40 R/B DEB & STARLINK-4165 Miss Distance (Miss Distance) TrendNot Available

    USA 40 R/B DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4165Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    USA 40 R/B DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4165Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with USA 40 R/B DEB

    No nearby objects data