Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.54447E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:04:35+0800
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    1 Object 1

    AOE ID 52139
    NORAD ID 52139
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57031
    NORAD ID 57031
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-3730 OBJECT AD
    Time of Closest Approach 2026-09-04T09:16:20+0000
    Collision Probability (Pc) 2.54447E-6
    Conjunction Distance (km) 1.697 km
    Relative Speed (km/s) 6.092 km/s
    Conjunction Risk Parameters R (Radial): 1.392 | I (In-track): -0.892 | C (Cross-track): 0.384
    Collision Risk Index (CRI) 0.43
    X Position (km) 6495.748 6494.138
    Position Y (km) -117.024 -116.738
    Position Z (km) 2136.004 2136.459
    Velocity X (km/s) -1.772 -2.396
    Velocity Y (km/s) 4.852 -1.006
    Velocity Z (km/s) 5.627 7.18

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3730 OBJECT AD
    Semimajor Axis (a) 6840.885 km 6833.402 km
    Eccentricity (e) 0.000112 0.000860
    Inclination (i) 53.1616° 97.5007°
    RAAN 357.8146° 359.6575°
    Perigee Argument 90.4271° 154.8769°
    Mean Anomaly (M) 269.6861° 205.2896°
    Apogee 463.517 km 461.145 km
    Perigee 461.979 km 449.385 km
    Orbit Epoch 2026-09-01T13:57:08+0000 2026-09-02T15:00:11+0000

    STARLINK-3730 & OBJECT AD Collision Probability (Pc) Trend

    STARLINK-3730 & OBJECT AD Collision Probability (Pc) TrendNot Available

    STARLINK-3730 & OBJECT AD Miss Distance (Miss Distance) Trend

    STARLINK-3730 & OBJECT AD Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3730Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT ADMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3730Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ADCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3730

    No nearby objects data