Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.141447E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:45:38+0800
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    1 Object 1

    AOE ID 42840
    NORAD ID 42840
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 51987
    NORAD ID 51987
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LEMUR 2 FURIAUS STARLINK-3644
    Time of Closest Approach 2026-10-21T01:37:40+0000
    Collision Probability (Pc) 2.141447E-6
    Conjunction Distance (km) 1.839 km
    Relative Speed (km/s) 6.593 km/s
    Conjunction Risk Parameters R (Radial): 0.415 | I (In-track): -1.616 | C (Cross-track): -0.771
    Collision Risk Index (CRI) 0.42
    X Position (km) -1889.689 -1889.828
    Position Y (km) 5733.619 5732.342
    Position Z (km) 3209.9 3211.215
    Velocity X (km/s) 2.168 -4.099
    Velocity Y (km/s) -3.028 -4.133
    Velocity Z (km/s) 6.67 4.947

    Orbital Parameters 国际轨道数据源

    Parameter LEMUR 2 FURIAUS STARLINK-3644
    Semimajor Axis (a) 6841.611 km 6840.880 km
    Eccentricity (e) 0.000630 0.000164
    Inclination (i) 97.3800° 53.1612°
    RAAN 111.6011° 89.0343°
    Perigee Argument 346.8562° 87.0297°
    Mean Anomaly (M) 13.2515° 273.0894°
    Apogee 467.787 km 463.867 km
    Perigee 459.161 km 461.619 km
    Orbit Epoch 2026-10-20T11:25:01+0000 2026-10-20T03:35:11+0000

    LEMUR 2 FURIAUS & STARLINK-3644 Collision Probability (Pc) Trend

    LEMUR 2 FURIAUS & STARLINK-3644 Collision Probability (Pc) TrendNot Available

    LEMUR 2 FURIAUS & STARLINK-3644 Miss Distance (Miss Distance) Trend

    LEMUR 2 FURIAUS & STARLINK-3644 Miss Distance (Miss Distance) TrendNot Available

    LEMUR 2 FURIAUSMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3644Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LEMUR 2 FURIAUSCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3644Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LEMUR 2 FURIAUS

    No nearby objects data