Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.294853E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T21:33:40+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52673
    NORAD ID 52673
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60513
    NORAD ID 60513
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3976 FLOCK 4BE 27
    Time of Closest Approach 2026-10-17T20:28:55+0000
    Collision Probability (Pc) 2.294853E-6
    Conjunction Distance (km) 2.176 km
    Relative Speed (km/s) 14.425 km/s
    Conjunction Risk Parameters R (Radial): -2.161 | I (In-track): -0.083 | C (Cross-track): 0.23
    Collision Risk Index (CRI) 0.42
    X Position (km) 5503.697 5505.341
    Position Y (km) 728.437 728.87
    Position Z (km) 3982.754 3984.111
    Velocity X (km/s) 2.246 -4.208
    Velocity Y (km/s) 5.985 -1.774
    Velocity Z (km/s) -4.185 6.121

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3976 FLOCK 4BE 27
    Semimajor Axis (a) 6837.843 km 6835.072 km
    Eccentricity (e) 0.000131 0.000306
    Inclination (i) 53.1575° 97.3747°
    RAAN 223.5458° 11.6919°
    Perigee Argument 96.5310° 207.3593°
    Mean Anomaly (M) 263.5841° 152.7491°
    Apogee 460.599 km 459.026 km
    Perigee 458.813 km 454.844 km
    Orbit Epoch 2026-10-17T02:43:13+0000 2026-10-16T16:11:21+0000

    STARLINK-3976 & FLOCK 4BE 27 Collision Probability (Pc) Trend

    STARLINK-3976 & FLOCK 4BE 27 Collision Probability (Pc) TrendNot Available

    STARLINK-3976 & FLOCK 4BE 27 Miss Distance (Miss Distance) Trend

    STARLINK-3976 & FLOCK 4BE 27 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3976Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4BE 27Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3976Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4BE 27Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3976

    No nearby objects data