Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.827488E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T12:48:12+0800
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    1 Object 1

    AOE ID 51734
    NORAD ID 51734
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54690
    NORAD ID 54690
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-3450 OBJECT J
    Time of Closest Approach 2026-09-14T09:46:14+0000
    Collision Probability (Pc) 6.827488E-6
    Conjunction Distance (km) 1.44 km
    Relative Speed (km/s) 12.459 km/s
    Conjunction Risk Parameters R (Radial): 0.137 | I (In-track): -0.824 | C (Cross-track): -1.172
    Collision Risk Index (CRI) 0.52
    X Position (km) 764.852 765.651
    Position Y (km) 4064.753 4063.822
    Position Z (km) -5456.003 -5456.757
    Velocity X (km/s) -7.573 2.756
    Velocity Y (km/s) 0.693 5.507
    Velocity Z (km/s) -0.546 4.489

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3450 OBJECT J
    Semimajor Axis (a) 6840.877 km 6835.875 km
    Eccentricity (e) 0.000126 0.000580
    Inclination (i) 53.1593° 97.6902°
    RAAN 189.9564° 66.4839°
    Perigee Argument 86.9259° 145.7837°
    Mean Anomaly (M) 273.1888° 214.3781°
    Apogee 463.602 km 461.704 km
    Perigee 461.878 km 453.772 km
    Orbit Epoch 2026-09-11T19:39:13+0000 2026-09-11T22:35:38+0000

    STARLINK-3450 & OBJECT J Collision Probability (Pc) Trend

    STARLINK-3450 & OBJECT J Collision Probability (Pc) TrendNot Available

    STARLINK-3450 & OBJECT J Miss Distance (Miss Distance) Trend

    STARLINK-3450 & OBJECT J Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3450Miss 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-3450Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT JCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3450

    No nearby objects data