Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.352465E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:04:48+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52610
    NORAD ID 52610
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64683
    NORAD ID 64683
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3998 STARLINK-34550
    Time of Closest Approach 2026-10-29T14:05:12+0000
    Collision Probability (Pc) 1.352465E-6
    Conjunction Distance (km) 2.74 km
    Relative Speed (km/s) 12.223 km/s
    Conjunction Risk Parameters R (Radial): 1.854 | I (In-track): -1.209 | C (Cross-track): -1.613
    Collision Risk Index (CRI) 0.38
    X Position (km) -2798.301 -2797.22
    Position Y (km) 6239.923 6242.44
    Position Z (km) -139.301 -139.338
    Velocity X (km/s) -4.127 -4.225
    Velocity Y (km/s) -1.986 -1.765
    Velocity Z (km/s) -6.11 6.11

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3998 STARLINK-34550
    Semimajor Axis (a) 6837.895 km 6840.837 km
    Eccentricity (e) 0.000672 0.000108
    Inclination (i) 53.1504° 53.1575°
    RAAN 304.1041° 125.9768°
    Perigee Argument 278.5342° 104.8384°
    Mean Anomaly (M) 81.4900° 255.2738°
    Apogee 464.350 km 463.439 km
    Perigee 455.166 km 461.961 km
    Orbit Epoch 2026-10-27T06:37:16+0000 2026-10-27T05:49:04+0000

    STARLINK-3998 & STARLINK-34550 Collision Probability (Pc) Trend

    STARLINK-3998 & STARLINK-34550 Collision Probability (Pc) TrendNot Available

    STARLINK-3998 & STARLINK-34550 Miss Distance (Miss Distance) Trend

    STARLINK-3998 & STARLINK-34550 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3998Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34550Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3998Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34550Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3998

    No nearby objects data