Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    9.445423E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:42:53+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58209
    NORAD ID 58209
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66601
    NORAD ID 66601
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30839 STARLINK-35978
    Time of Closest Approach 2026-10-21T17:44:06+0000
    Collision Probability (Pc) 9.445423E-5
    Conjunction Distance (km) 0.613 km
    Relative Speed (km/s) 9.711 km/s
    Conjunction Risk Parameters R (Radial): 0.064 | I (In-track): -0.47 | C (Cross-track): 0.388
    Collision Risk Index (CRI) 0.75
    X Position (km) 6169.294 6169.544
    Position Y (km) 2053.746 2053.187
    Position Z (km) 2181.935 2181.954
    Velocity X (km/s) -3.329 -0.388
    Velocity Y (km/s) 5.092 6.071
    Velocity Z (km/s) 4.601 -4.601

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30839 STARLINK-35978
    Semimajor Axis (a) 6861.199 km 6861.145 km
    Eccentricity (e) 0.000075 0.000273
    Inclination (i) 43.0051° 42.9996°
    RAAN 11.3754° 233.7097°
    Perigee Argument 255.7962° 246.0032°
    Mean Anomaly (M) 104.2806° 114.0535°
    Apogee 483.578 km 484.878 km
    Perigee 482.546 km 481.138 km
    Orbit Epoch 2026-10-19T05:58:54+0000 2026-10-19T05:26:33+0000

    STARLINK-30839 & STARLINK-35978 Collision Probability (Pc) Trend

    STARLINK-30839 & STARLINK-35978 Collision Probability (Pc) TrendNot Available

    STARLINK-30839 & STARLINK-35978 Miss Distance (Miss Distance) Trend

    STARLINK-30839 & STARLINK-35978 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30839Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35978Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30839Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35978Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30839

    No nearby objects data