Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.141776E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T22:08:32+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 48685
    NORAD ID 48685
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52461
    NORAD ID 52461
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2751 STARLINK-3900
    Time of Closest Approach 2026-10-25T13:46:30+0000
    Collision Probability (Pc) 3.141776E-7
    Conjunction Distance (km) 2.864 km
    Relative Speed (km/s) 0.557 km/s
    Conjunction Risk Parameters R (Radial): -0.327 | I (In-track): 2.843 | C (Cross-track): -0.102
    Collision Risk Index (CRI) 0.25
    X Position (km) 4011.278 4011.704
    Position Y (km) -894.603 -891.784
    Position Z (km) -5476.129 -5475.868
    Velocity X (km/s) 1.869 1.434
    Velocity Y (km/s) 7.389 7.486
    Velocity Z (km/s) 0.163 -0.169

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2751 STARLINK-3900
    Semimajor Axis (a) 6841.769 km 6840.883 km
    Eccentricity (e) 0.000099 0.000111
    Inclination (i) 53.1583° 53.1605°
    RAAN 83.6424° 86.7325°
    Perigee Argument 40.3462° 80.4185°
    Mean Anomaly (M) 319.7614° 279.6942°
    Apogee 464.309 km 463.503 km
    Perigee 462.955 km 461.989 km
    Orbit Epoch 2026-10-23T16:49:04+0000 2026-10-24T03:46:54+0000

    STARLINK-2751 & STARLINK-3900 Collision Probability (Pc) Trend

    STARLINK-2751 & STARLINK-3900 Collision Probability (Pc) TrendNot Available

    STARLINK-2751 & STARLINK-3900 Miss Distance (Miss Distance) Trend

    STARLINK-2751 & STARLINK-3900 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2751Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3900Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2751Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3900Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2751

    No nearby objects data