Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.654426E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T21:30:33+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52457
    NORAD ID 52457
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66076
    NORAD ID 66076
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3899 STARLINK-34801
    Time of Closest Approach 2026-10-22T00:12:05+0000
    Collision Probability (Pc) 1.654426E-6
    Conjunction Distance (km) 2.401 km
    Relative Speed (km/s) 11.811 km/s
    Conjunction Risk Parameters R (Radial): 2.367 | I (In-track): 0.244 | C (Cross-track): 0.318
    Collision Risk Index (CRI) 0.39
    X Position (km) 1943.397 1944.45
    Position Y (km) -6159.415 -6161.423
    Position Z (km) 2238.476 2239.263
    Velocity X (km/s) 5.206 4.037
    Velocity Y (km/s) -0.394 3.311
    Velocity Z (km/s) -5.577 5.576

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3899 STARLINK-34801
    Semimajor Axis (a) 6837.886 km 6840.754 km
    Eccentricity (e) 0.000127 0.000259
    Inclination (i) 53.1610° 53.1592°
    RAAN 128.1900° 276.1296°
    Perigee Argument 85.6184° 89.3912°
    Mean Anomaly (M) 274.4964° 270.7387°
    Apogee 460.617 km 464.390 km
    Perigee 458.881 km 460.844 km
    Orbit Epoch 2026-10-20T19:24:22+0000 2026-10-21T05:20:18+0000

    STARLINK-3899 & STARLINK-34801 Collision Probability (Pc) Trend

    STARLINK-3899 & STARLINK-34801 Collision Probability (Pc) TrendNot Available

    STARLINK-3899 & STARLINK-34801 Miss Distance (Miss Distance) Trend

    STARLINK-3899 & STARLINK-34801 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3899Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34801Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3899Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34801Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3899

    No nearby objects data