Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.545799E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:08:14+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53173
    NORAD ID 53173
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66152
    NORAD ID 66152
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4300 STARLINK-35455
    Time of Closest Approach 2026-10-21T00:39:04+0000
    Collision Probability (Pc) 1.545799E-6
    Conjunction Distance (km) 2.304 km
    Relative Speed (km/s) 9.209 km/s
    Conjunction Risk Parameters R (Radial): 2.146 | I (In-track): -0.671 | C (Cross-track): -0.502
    Collision Risk Index (CRI) 0.39
    X Position (km) 3316.337 3318.02
    Position Y (km) 3936.488 3937.184
    Position Z (km) -4509.229 -4510.639
    Velocity X (km/s) -6.605 -2.696
    Velocity Y (km/s) 1.599 6.237
    Velocity Z (km/s) -3.465 3.464

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4300 STARLINK-35455
    Semimajor Axis (a) 6837.875 km 6840.809 km
    Eccentricity (e) 0.000124 0.000056
    Inclination (i) 53.1583° 53.1581°
    RAAN 192.9912° 93.6309°
    Perigee Argument 83.4738° 43.1862°
    Mean Anomaly (M) 276.6406° 316.9185°
    Apogee 460.586 km 463.058 km
    Perigee 458.890 km 462.286 km
    Orbit Epoch 2026-10-20T03:19:17+0000 2026-10-20T10:49:24+0000

    STARLINK-4300 & STARLINK-35455 Collision Probability (Pc) Trend

    STARLINK-4300 & STARLINK-35455 Collision Probability (Pc) TrendNot Available

    STARLINK-4300 & STARLINK-35455 Miss Distance (Miss Distance) Trend

    STARLINK-4300 & STARLINK-35455 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4300Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35455Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4300Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35455Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4300

    No nearby objects data