Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.73781E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:20:34+0800
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    1 Object 1

    AOE ID 48639
    NORAD ID 48639
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63237
    NORAD ID 63237
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-2739 OBJECT AD
    Time of Closest Approach 2026-09-04T20:39:33+0000
    Collision Probability (Pc) 2.73781E-6
    Conjunction Distance (km) 2.011 km
    Relative Speed (km/s) 14.123 km/s
    Conjunction Risk Parameters R (Radial): -1.709 | I (In-track): 0.405 | C (Cross-track): 0.98
    Collision Risk Index (CRI) 0.44
    X Position (km) -3629.412 -3628.848
    Position Y (km) 3477.696 3475.915
    Position Z (km) 4642.793 4642.049
    Velocity X (km/s) -6.475 4.612
    Velocity Y (km/s) -2.427 -2.569
    Velocity Z (km/s) -3.235 5.512

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2739 OBJECT AD
    Semimajor Axis (a) 6848.851 km 6841.663 km
    Eccentricity (e) 0.000121 0.000464
    Inclination (i) 53.1615° 97.3812°
    RAAN 5.0099° 141.4732°
    Perigee Argument 70.3940° 204.1417°
    Mean Anomaly (M) 289.7192° 155.9610°
    Apogee 471.547 km 466.698 km
    Perigee 469.881 km 460.354 km
    Orbit Epoch 2026-09-03T19:04:23+0000 2026-09-03T05:20:11+0000

    STARLINK-2739 & OBJECT AD Collision Probability (Pc) Trend

    STARLINK-2739 & OBJECT AD Collision Probability (Pc) TrendNot Available

    STARLINK-2739 & OBJECT AD Miss Distance (Miss Distance) Trend

    STARLINK-2739 & OBJECT AD Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2739Miss 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-2739Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ADCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2739

    No nearby objects data