Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.419052E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:50:31+0800
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    1 Object 1

    AOE ID 46076
    NORAD ID 46076
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53803
    NORAD ID 53803
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1552 STARLINK-4727
    Time of Closest Approach 2026-10-21T19:59:58+0000
    Collision Probability (Pc) 2.419052E-6
    Conjunction Distance (km) 2.036 km
    Relative Speed (km/s) 12.179 km/s
    Conjunction Risk Parameters R (Radial): 0.603 | I (In-track): 1.178 | C (Cross-track): 1.548
    Collision Risk Index (CRI) 0.43
    X Position (km) -3783.191 -3781.242
    Position Y (km) 5650.005 5650.589
    Position Z (km) -772.613 -772.539
    Velocity X (km/s) -4.205 -3.449
    Velocity Y (km/s) -1.996 -3.127
    Velocity Z (km/s) 6.051 -6.051

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1552 STARLINK-4727
    Semimajor Axis (a) 6841.886 km 6840.852 km
    Eccentricity (e) 0.000097 0.000104
    Inclination (i) 53.1596° 53.1577°
    RAAN 140.3769° 311.8544°
    Perigee Argument 65.6695° 66.8458°
    Mean Anomaly (M) 152.2308° 293.2654°
    Apogee 464.410 km 463.429 km
    Perigee 463.088 km 462.001 km
    Orbit Epoch 2026-10-19T08:00:02+0000 2026-10-19T01:31:38+0000

    STARLINK-1552 & STARLINK-4727 Collision Probability (Pc) Trend

    STARLINK-1552 & STARLINK-4727 Collision Probability (Pc) TrendNot Available

    STARLINK-1552 & STARLINK-4727 Miss Distance (Miss Distance) Trend

    STARLINK-1552 & STARLINK-4727 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1552Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4727Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1552Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4727Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1552

    No nearby objects data