Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.222547E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-30T09:18:20+0800
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    1 Object 1

    AOE ID 59221
    NORAD ID 59221
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 61903
    NORAD ID 61903
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-31516 OBJECT K
    Time of Closest Approach 2026-08-30T05:31:05+0000
    Collision Probability (Pc) 1.222547E-6
    Conjunction Distance (km) 2.965 km
    Relative Speed (km/s) 12.304 km/s
    Conjunction Risk Parameters R (Radial): 1.532 | I (In-track): -1.513 | C (Cross-track): 2.038
    Collision Risk Index (CRI) 0.37
    X Position (km) -3531.519 -3530.145
    Position Y (km) 2110.083 2111.22
    Position Z (km) 5455.544 5457.912
    Velocity X (km/s) -3.458 -4.279
    Velocity Y (km/s) -6.8 4.466
    Velocity Z (km/s) 0.39 -4.485

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31516 OBJECT K
    Semimajor Axis (a) 6840.883 km 6846.469 km
    Eccentricity (e) 0.000150 0.001053
    Inclination (i) 53.1564° 97.4060°
    RAAN 68.3557° 318.8299°
    Perigee Argument 103.3013° 130.8318°
    Mean Anomaly (M) 256.8158° 229.3838°
    Apogee 463.775 km 475.541 km
    Perigee 461.717 km 461.123 km
    Orbit Epoch 2026-08-29T13:30:40+0000 2026-08-29T21:08:03+0000

    STARLINK-31516 & OBJECT K Collision Probability (Pc) Trend

    STARLINK-31516 & OBJECT K Collision Probability (Pc) TrendNot Available

    STARLINK-31516 & OBJECT K Miss Distance (Miss Distance) Trend

    STARLINK-31516 & OBJECT K Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31516Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT KMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31516Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT KCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31516

    No nearby objects data