Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.152342E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T04:25:09+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53609
    NORAD ID 53609
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59117
    NORAD ID 59117
    Object Type PAYLOAD
    Country
    KR KR

    Conjunction Constraints

    Parameter STARLINK-4660 CONTECSAT-1
    Time of Closest Approach 2026-10-18T21:00:59+0000
    Collision Probability (Pc) 4.152342E-6
    Conjunction Distance (km) 1.729 km
    Relative Speed (km/s) 14.098 km/s
    Conjunction Risk Parameters R (Radial): 1.617 | I (In-track): -0.24 | C (Cross-track): 0.565
    Collision Risk Index (CRI) 0.47
    X Position (km) 1752.968 1751.992
    Position Y (km) 4632.819 4631.686
    Position Z (km) 4708.711 4707.843
    Velocity X (km/s) -4.864 -0.534
    Velocity Y (km/s) 5.005 -5.344
    Velocity Z (km/s) -3.105 5.432

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4660 CONTECSAT-1
    Semimajor Axis (a) 6840.845 km 6837.475 km
    Eccentricity (e) 0.000118 0.000944
    Inclination (i) 53.1600° 97.5830°
    RAAN 296.9619° 75.8777°
    Perigee Argument 96.7071° 125.8035°
    Mean Anomaly (M) 263.4066° 234.4086°
    Apogee 463.518 km 465.793 km
    Perigee 461.898 km 452.883 km
    Orbit Epoch 2026-10-18T09:33:03+0000 2026-10-18T05:11:07+0000

    STARLINK-4660 & CONTECSAT-1 Collision Probability (Pc) Trend

    STARLINK-4660 & CONTECSAT-1 Collision Probability (Pc) TrendNot Available

    STARLINK-4660 & CONTECSAT-1 Miss Distance (Miss Distance) Trend

    STARLINK-4660 & CONTECSAT-1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4660Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CONTECSAT-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4660Collision Probability Trend

    Object 1 Probability TrendNot Available

    CONTECSAT-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4660

    No nearby objects data