Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.332567E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:46:29+0800
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    1 Object 1

    AOE ID 42837
    NORAD ID 42837
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 49415
    NORAD ID 49415
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LEMUR 2 GREENBERG STARLINK-3159
    Time of Closest Approach 2026-10-20T07:57:38+0000
    Collision Probability (Pc) 1.332567E-6
    Conjunction Distance (km) 2.987 km
    Relative Speed (km/s) 14.534 km/s
    Conjunction Risk Parameters R (Radial): -2.985 | I (In-track): 0.021 | C (Cross-track): 0.084
    Collision Risk Index (CRI) 0.37
    X Position (km) -2781.877 -2783.016
    Position Y (km) 5195.883 5198.166
    Position Z (km) -3475.735 -3477.289
    Velocity X (km/s) -0.806 -3.37
    Velocity Y (km/s) 3.917 -4.957
    Velocity Z (km/s) 6.5 -4.72

    Orbital Parameters 国际轨道数据源

    Parameter LEMUR 2 GREENBERG STARLINK-3159
    Semimajor Axis (a) 6839.167 km 6840.867 km
    Eccentricity (e) 0.000665 0.000123
    Inclination (i) 97.3857° 53.1590°
    RAAN 113.1953° 276.3721°
    Perigee Argument 281.0632° 87.2732°
    Mean Anomaly (M) 78.9863° 272.8411°
    Apogee 465.577 km 463.571 km
    Perigee 456.483 km 461.889 km
    Orbit Epoch 2026-10-19T18:00:49+0000 2026-10-19T09:07:24+0000

    LEMUR 2 GREENBERG & STARLINK-3159 Collision Probability (Pc) Trend

    LEMUR 2 GREENBERG & STARLINK-3159 Collision Probability (Pc) TrendNot Available

    LEMUR 2 GREENBERG & STARLINK-3159 Miss Distance (Miss Distance) Trend

    LEMUR 2 GREENBERG & STARLINK-3159 Miss Distance (Miss Distance) TrendNot Available

    LEMUR 2 GREENBERGMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3159Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LEMUR 2 GREENBERGCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3159Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LEMUR 2 GREENBERG

    No nearby objects data