Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.4159E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:52:27+0800
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    1 Object 1

    AOE ID 59741
    NORAD ID 59741
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67256
    NORAD ID 67256
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-31818 OBJECT J
    Time of Closest Approach 2026-09-12T21:14:26+0000
    Collision Probability (Pc) 1.4159E-6
    Conjunction Distance (km) 2.724 km
    Relative Speed (km/s) 13.033 km/s
    Conjunction Risk Parameters R (Radial): 0.857 | I (In-track): -1.345 | C (Cross-track): -2.207
    Collision Risk Index (CRI) 0.38
    X Position (km) 4204.622 4204.838
    Position Y (km) -3168.109 -3170.717
    Position Z (km) 4391.696 4390.945
    Velocity X (km/s) 5.561 -4.624
    Velocity Y (km/s) 4.907 1.887
    Velocity Z (km/s) -1.78 5.77

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31818 OBJECT J
    Semimajor Axis (a) 6861.174 km 6870.632 km
    Eccentricity (e) 0.000150 0.001646
    Inclination (i) 43.0026° 97.3865°
    RAAN 215.5045° 327.0485°
    Perigee Argument 277.3676° 64.7464°
    Mean Anomaly (M) 82.7006° 295.5477°
    Apogee 484.063 km 503.802 km
    Perigee 482.011 km 481.188 km
    Orbit Epoch 2026-09-11T07:05:57+0000 2026-09-10T17:04:43+0000

    STARLINK-31818 & OBJECT J Collision Probability (Pc) Trend

    STARLINK-31818 & OBJECT J Collision Probability (Pc) TrendNot Available

    STARLINK-31818 & OBJECT J Miss Distance (Miss Distance) Trend

    STARLINK-31818 & OBJECT J Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31818Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT JMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31818Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT JCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31818

    No nearby objects data