Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.68419E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T17:08:29+0800
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    1 Object 1

    AOE ID 51866
    NORAD ID 51866
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66102
    NORAD ID 66102
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3553 STARLINK-35599
    Time of Closest Approach 2026-10-22T19:12:52+0000
    Collision Probability (Pc) 1.68419E-6
    Conjunction Distance (km) 2.063 km
    Relative Speed (km/s) 7.132 km/s
    Conjunction Risk Parameters R (Radial): -1.902 | I (In-track): -0.705 | C (Cross-track): -0.371
    Collision Risk Index (CRI) 0.4
    X Position (km) 4641.837 4643.145
    Position Y (km) -107.5 -106.732
    Position Z (km) -5027.196 -5028.595
    Velocity X (km/s) 2.774 -2.462
    Velocity Y (km/s) 6.679 6.8
    Velocity Z (km/s) 2.42 -2.419

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3553 STARLINK-35599
    Semimajor Axis (a) 6837.870 km 6840.639 km
    Eccentricity (e) 0.000121 0.000074
    Inclination (i) 53.1617° 53.1573°
    RAAN 63.2422° 133.7571°
    Perigee Argument 90.8323° 97.6370°
    Mean Anomaly (M) 269.2819° 262.4716°
    Apogee 460.564 km 463.007 km
    Perigee 458.902 km 461.997 km
    Orbit Epoch 2026-10-20T14:23:18+0000 2026-10-20T19:15:04+0000

    STARLINK-3553 & STARLINK-35599 Collision Probability (Pc) Trend

    STARLINK-3553 & STARLINK-35599 Collision Probability (Pc) TrendNot Available

    STARLINK-3553 & STARLINK-35599 Miss Distance (Miss Distance) Trend

    STARLINK-3553 & STARLINK-35599 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3553Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35599Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3553Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35599Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3553

    No nearby objects data