Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.484697E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:56:32+0800
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    1 Object 1

    AOE ID 38257
    NORAD ID 38257
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 59200
    NORAD ID 59200
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 14 STARLINK-31503
    Time of Closest Approach 2026-09-06T17:33:30+0000
    Collision Probability (Pc) 6.484697E-6
    Conjunction Distance (km) 1.478 km
    Relative Speed (km/s) 13.091 km/s
    Conjunction Risk Parameters R (Radial): -0.716 | I (In-track): 0.667 | C (Cross-track): 1.107
    Collision Risk Index (CRI) 0.51
    X Position (km) 4527.781 4528.323
    Position Y (km) 2775.226 2774.397
    Position Z (km) -4347.902 -4348.997
    Velocity X (km/s) 4.712 -5.103
    Velocity Y (km/s) 1.419 5.321
    Velocity Z (km/s) 5.814 -1.92

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 14 STARLINK-31503
    Semimajor Axis (a) 6857.776 km 6861.253 km
    Eccentricity (e) 0.000335 0.000125
    Inclination (i) 97.3136° 43.0025°
    RAAN 22.9687° 166.5147°
    Perigee Argument 260.6038° 292.2672°
    Mean Anomaly (M) 99.4823° 67.8048°
    Apogee 481.938 km 483.973 km
    Perigee 477.340 km 482.259 km
    Orbit Epoch 2026-09-04T04:27:54+0000 2026-09-03T19:25:37+0000

    YAOGAN 14 & STARLINK-31503 Collision Probability (Pc) Trend

    YAOGAN 14 & STARLINK-31503 Collision Probability (Pc) TrendNot Available

    YAOGAN 14 & STARLINK-31503 Miss Distance (Miss Distance) Trend

    YAOGAN 14 & STARLINK-31503 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 14Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31503Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 14Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31503Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 14

    No nearby objects data