Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.458066E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:52:38+0800
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    1 Object 1

    AOE ID 51949
    NORAD ID 51949
    Object Type UNKNOWN
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 65102
    NORAD ID 65102
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT D STARLINK-34857
    Time of Closest Approach 2026-09-13T20:53:45+0000
    Collision Probability (Pc) 6.458066E-6
    Conjunction Distance (km) 1.41 km
    Relative Speed (km/s) 10.383 km/s
    Conjunction Risk Parameters R (Radial): 1.004 | I (In-track): -0.718 | C (Cross-track): -0.681
    Collision Risk Index (CRI) 0.51
    X Position (km) 4929.461 4928.638
    Position Y (km) -87.075 -86.084
    Position Z (km) 4734.132 4733.558
    Velocity X (km/s) -4.025 3.054
    Velocity Y (km/s) 4.822 6.3
    Velocity Z (km/s) 4.394 -3.057

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT D STARLINK-34857
    Semimajor Axis (a) 6890.298 km 6840.889 km
    Eccentricity (e) 0.013481 0.000130
    Inclination (i) 63.4483° 53.1564°
    RAAN 335.9187° 233.9910°
    Perigee Argument 352.9406° 73.0107°
    Mean Anomaly (M) 6.9803° 287.1038°
    Apogee 605.047 km 463.640 km
    Perigee 419.275 km 461.864 km
    Orbit Epoch 2026-09-12T05:09:02+0000 2026-09-11T23:02:32+0000

    OBJECT D & STARLINK-34857 Collision Probability (Pc) Trend

    OBJECT D & STARLINK-34857 Collision Probability (Pc) TrendNot Available

    OBJECT D & STARLINK-34857 Miss Distance (Miss Distance) Trend

    OBJECT D & STARLINK-34857 Miss Distance (Miss Distance) TrendNot Available

    OBJECT DMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34857Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT DCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34857Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT D

    No nearby objects data