Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.891098E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:55:42+0800
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    1 Object 1

    AOE ID 52831
    NORAD ID 52831
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61870
    NORAD ID 61870
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4089 OBJECT B
    Time of Closest Approach 2026-10-22T02:22:03+0000
    Collision Probability (Pc) 3.891098E-6
    Conjunction Distance (km) 1.646 km
    Relative Speed (km/s) 10.18 km/s
    Conjunction Risk Parameters R (Radial): -0.903 | I (In-track): -1.029 | C (Cross-track): 0.911
    Collision Risk Index (CRI) 0.47
    X Position (km) -4178.042 -4176.776
    Position Y (km) -1093.547 -1092.497
    Position Z (km) 5305.651 5305.699
    Velocity X (km/s) 0.05 -6.003
    Velocity Y (km/s) -7.486 0.041
    Velocity Z (km/s) -1.5 -4.715

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4089 OBJECT B
    Semimajor Axis (a) 6848.872 km 6844.181 km
    Eccentricity (e) 0.000125 0.000912
    Inclination (i) 53.1587° 97.4052°
    RAAN 92.7778° 3.6724°
    Perigee Argument 85.6403° 232.8476°
    Mean Anomaly (M) 274.4741° 127.1934°
    Apogee 471.595 km 472.286 km
    Perigee 469.875 km 459.802 km
    Orbit Epoch 2026-10-19T17:32:19+0000 2026-10-20T07:31:09+0000

    STARLINK-4089 & OBJECT B Collision Probability (Pc) Trend

    STARLINK-4089 & OBJECT B Collision Probability (Pc) TrendNot Available

    STARLINK-4089 & OBJECT B Miss Distance (Miss Distance) Trend

    STARLINK-4089 & OBJECT B Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4089Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4089Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4089

    No nearby objects data