Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.464307E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:03:58+0800
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    1 Object 1

    AOE ID 48377
    NORAD ID 48377
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64883
    NORAD ID 64883
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-2499 OBJECT H
    Time of Closest Approach 2026-10-20T12:28:52+0000
    Collision Probability (Pc) 1.464307E-6
    Conjunction Distance (km) 2.665 km
    Relative Speed (km/s) 13.048 km/s
    Conjunction Risk Parameters R (Radial): -0.695 | I (In-track): -1.342 | C (Cross-track): 2.195
    Collision Risk Index (CRI) 0.38
    X Position (km) -167.177 -165.234
    Position Y (km) 4250.45 4248.712
    Position Z (km) 5357.327 5357.879
    Velocity X (km/s) -7.297 1.369
    Velocity Y (km/s) -1.866 5.915
    Velocity Z (km/s) 1.25 -4.632

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2499 OBJECT H
    Semimajor Axis (a) 6848.751 km 6849.639 km
    Eccentricity (e) 0.000154 0.000914
    Inclination (i) 53.1601° 97.4742°
    RAAN 27.3201° 262.0226°
    Perigee Argument 75.7866° 91.0881°
    Mean Anomaly (M) 284.3307° 269.1408°
    Apogee 471.670 km 477.764 km
    Perigee 469.558 km 465.240 km
    Orbit Epoch 2026-10-19T06:23:19+0000 2026-10-19T20:14:41+0000

    STARLINK-2499 & OBJECT H Collision Probability (Pc) Trend

    STARLINK-2499 & OBJECT H Collision Probability (Pc) TrendNot Available

    STARLINK-2499 & OBJECT H Miss Distance (Miss Distance) Trend

    STARLINK-2499 & OBJECT H Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2499Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT HMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2499Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT HCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2499

    No nearby objects data