Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.133136E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T20:40:49+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52851
    NORAD ID 52851
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54167
    NORAD ID 54167
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3809 STARLINK-5243
    Time of Closest Approach 2026-11-02T03:27:32+0000
    Collision Probability (Pc) 2.133136E-6
    Conjunction Distance (km) 1.16 km
    Relative Speed (km/s) 0.399 km/s
    Conjunction Risk Parameters R (Radial): -0.604 | I (In-track): -0.989 | C (Cross-track): -0.025
    Collision Risk Index (CRI) 0.42
    X Position (km) -1145.633 -1144.58
    Position Y (km) 3936.716 3936.643
    Position Z (km) 5466.118 5465.635
    Velocity X (km/s) -7.378 -7.29
    Velocity Y (km/s) -1.974 -2.281
    Velocity Z (km/s) -0.124 0.116

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3809 STARLINK-5243
    Semimajor Axis (a) 6840.832 km 6840.931 km
    Eccentricity (e) 0.000126 0.000125
    Inclination (i) 53.1624° 53.1603°
    RAAN 26.5415° 27.2684°
    Perigee Argument 60.1569° 92.3934°
    Mean Anomaly (M) 299.9559° 226.8424°
    Apogee 463.559 km 463.650 km
    Perigee 461.831 km 461.938 km
    Orbit Epoch 2026-10-30T12:32:01+0000 2026-10-31T04:00:03+0000

    STARLINK-3809 & STARLINK-5243 Collision Probability (Pc) Trend

    STARLINK-3809 & STARLINK-5243 Collision Probability (Pc) TrendNot Available

    STARLINK-3809 & STARLINK-5243 Miss Distance (Miss Distance) Trend

    STARLINK-3809 & STARLINK-5243 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3809Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5243Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3809Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5243Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3809

    No nearby objects data