Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.207814E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T20:54:05+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 63700
    NORAD ID 63700
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3553 STARLINK-33908
    Time of Closest Approach 2026-10-17T14:33:39+0000
    Collision Probability (Pc) 1.207814E-6
    Conjunction Distance (km) 2.981 km
    Relative Speed (km/s) 12.183 km/s
    Conjunction Risk Parameters R (Radial): 2.897 | I (In-track): 0.419 | C (Cross-track): -0.566
    Collision Risk Index (CRI) 0.37
    X Position (km) 919.498 919.19
    Position Y (km) 6729.995 6732.942
    Position Z (km) 784.834 785.158
    Velocity X (km/s) -4.662 -4.47
    Velocity Y (km/s) -0.077 1.324
    Velocity Z (km/s) 6.051 -6.049

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3553 STARLINK-33908
    Semimajor Axis (a) 6837.853 km 6840.805 km
    Eccentricity (e) 0.000122 0.000107
    Inclination (i) 53.1608° 53.1569°
    RAAN 81.2206° 268.5595°
    Perigee Argument 85.6850° 92.4796°
    Mean Anomaly (M) 274.4292° 267.6329°
    Apogee 460.553 km 463.398 km
    Perigee 458.879 km 461.938 km
    Orbit Epoch 2026-10-16T18:12:58+0000 2026-10-17T07:33:47+0000

    STARLINK-3553 & STARLINK-33908 Collision Probability (Pc) Trend

    STARLINK-3553 & STARLINK-33908 Collision Probability (Pc) TrendNot Available

    STARLINK-3553 & STARLINK-33908 Miss Distance (Miss Distance) Trend

    STARLINK-3553 & STARLINK-33908 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3553Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33908Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3553Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33908Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3553

    No nearby objects data