Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.983895E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T14:55:28+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 63873
    NORAD ID 63873
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LEMUR 2 GREENBERG STARLINK-33987
    Time of Closest Approach 2026-09-05T23:24:58+0000
    Collision Probability (Pc) 6.983895E-6
    Conjunction Distance (km) 1.343 km
    Relative Speed (km/s) 9.17 km/s
    Conjunction Risk Parameters R (Radial): -1.298 | I (In-track): 0.268 | C (Cross-track): -0.212
    Collision Risk Index (CRI) 0.52
    X Position (km) 197.385 197.25
    Position Y (km) 2826.208 2825.972
    Position Z (km) -6242.976 -6241.661
    Velocity X (km/s) 2.823 -6.022
    Velocity Y (km/s) 6.405 4.319
    Velocity Z (km/s) 2.994 1.765

    Orbital Parameters 国际轨道数据源

    Parameter LEMUR 2 GREENBERG STARLINK-33987
    Semimajor Axis (a) 6843.304 km 6888.215 km
    Eccentricity (e) 0.000972 0.000277
    Inclination (i) 97.3864° 69.9992°
    RAAN 66.6671° 144.7786°
    Perigee Argument 86.8336° 282.6785°
    Mean Anomaly (M) 273.4018° 224.6351°
    Apogee 471.817 km 511.984 km
    Perigee 458.517 km 508.172 km
    Orbit Epoch 2026-09-03T05:56:12+0000 2026-09-03T22:00:02+0000

    LEMUR 2 GREENBERG & STARLINK-33987 Collision Probability (Pc) Trend

    LEMUR 2 GREENBERG & STARLINK-33987 Collision Probability (Pc) TrendNot Available

    LEMUR 2 GREENBERG & STARLINK-33987 Miss Distance (Miss Distance) Trend

    LEMUR 2 GREENBERG & STARLINK-33987 Miss Distance (Miss Distance) TrendNot Available

    LEMUR 2 GREENBERGMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33987Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LEMUR 2 GREENBERGCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33987Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LEMUR 2 GREENBERG

    No nearby objects data