Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.586327E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T09:24:41+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53285
    NORAD ID 53285
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67860
    NORAD ID 67860
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4173 STARLINK-35873
    Time of Closest Approach 2026-10-20T04:17:48+0000
    Collision Probability (Pc) 1.586327E-6
    Conjunction Distance (km) 1.284 km
    Relative Speed (km/s) 0.433 km/s
    Conjunction Risk Parameters R (Radial): -0.857 | I (In-track): -0.954 | C (Cross-track): -0.024
    Collision Risk Index (CRI) 0.39
    X Position (km) 3427.596 3426.64
    Position Y (km) -2250.803 -2251.317
    Position Z (km) 5465.631 5464.947
    Velocity X (km/s) 4.34 4.052
    Velocity Y (km/s) 6.285 6.475
    Velocity Z (km/s) -0.133 0.126

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4173 STARLINK-35873
    Semimajor Axis (a) 6840.871 km 6840.792 km
    Eccentricity (e) 0.000131 0.000201
    Inclination (i) 53.1588° 53.1570°
    RAAN 243.5336° 247.5810°
    Perigee Argument 88.3383° 86.3576°
    Mean Anomaly (M) 271.7770° 273.7657°
    Apogee 463.633 km 464.034 km
    Perigee 461.835 km 461.276 km
    Orbit Epoch 2026-10-18T06:33:59+0000 2026-10-18T06:34:46+0000

    STARLINK-4173 & STARLINK-35873 Collision Probability (Pc) Trend

    STARLINK-4173 & STARLINK-35873 Collision Probability (Pc) TrendNot Available

    STARLINK-4173 & STARLINK-35873 Miss Distance (Miss Distance) Trend

    STARLINK-4173 & STARLINK-35873 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4173Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35873Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4173Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35873Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4173

    No nearby objects data