Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.695314E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T20:40:40+0800
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    1 Object 1

    AOE ID 53529
    NORAD ID 53529
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66680
    NORAD ID 66680
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4478 LEMUR-2-DEANANDMAEVE
    Time of Closest Approach 2026-10-23T13:38:04+0000
    Collision Probability (Pc) 2.695314E-6
    Conjunction Distance (km) 1.972 km
    Relative Speed (km/s) 12.709 km/s
    Conjunction Risk Parameters R (Radial): 1.896 | I (In-track): 0.306 | C (Cross-track): -0.446
    Collision Risk Index (CRI) 0.44
    X Position (km) -4005.224 -4006.5
    Position Y (km) -1256.263 -1257.067
    Position Z (km) 5448.986 5450.256
    Velocity X (km/s) 3.335 -6.107
    Velocity Y (km/s) -6.788 -0.231
    Velocity Z (km/s) 0.884 -4.534

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4478 LEMUR-2-DEANANDMAEVE
    Semimajor Axis (a) 6887.240 km 6882.938 km
    Eccentricity (e) 0.000264 0.000405
    Inclination (i) 53.2138° 97.4092°
    RAAN 124.8436° 7.2846°
    Perigee Argument 87.5563° 268.6542°
    Mean Anomaly (M) 272.5735° 91.4229°
    Apogee 510.920 km 507.591 km
    Perigee 507.286 km 502.011 km
    Orbit Epoch 2026-10-22T18:19:36+0000 2026-10-23T03:36:02+0000

    STARLINK-4478 & LEMUR-2-DEANANDMAEVE Collision Probability (Pc) Trend

    STARLINK-4478 & LEMUR-2-DEANANDMAEVE Collision Probability (Pc) TrendNot Available

    STARLINK-4478 & LEMUR-2-DEANANDMAEVE Miss Distance (Miss Distance) Trend

    STARLINK-4478 & LEMUR-2-DEANANDMAEVE Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4478Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LEMUR-2-DEANANDMAEVEMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4478Collision Probability Trend

    Object 1 Probability TrendNot Available

    LEMUR-2-DEANANDMAEVECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4478

    No nearby objects data