Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.869731E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T04:53:15+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59906
    NORAD ID 59906
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66973
    NORAD ID 66973
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31861 STARLINK-35778
    Time of Closest Approach 2026-10-20T22:51:08+0000
    Collision Probability (Pc) 1.869731E-6
    Conjunction Distance (km) 2.012 km
    Relative Speed (km/s) 7.674 km/s
    Conjunction Risk Parameters R (Radial): 0.513 | I (In-track): -1.679 | C (Cross-track): -0.98
    Collision Risk Index (CRI) 0.4
    X Position (km) -4955.174 -4954.528
    Position Y (km) 3033.493 3035.378
    Position Z (km) -3653.821 -3654.096
    Velocity X (km/s) -1.696 -5.179
    Velocity Y (km/s) -6.681 -4.548
    Velocity Z (km/s) -3.249 3.248

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31861 STARLINK-35778
    Semimajor Axis (a) 6861.185 km 6861.145 km
    Eccentricity (e) 0.000133 0.000029
    Inclination (i) 43.0032° 42.9965°
    RAAN 302.2093° 206.7917°
    Perigee Argument 259.5292° 100.5324°
    Mean Anomaly (M) 100.5409° 259.5561°
    Apogee 483.964 km 483.206 km
    Perigee 482.132 km 482.810 km
    Orbit Epoch 2026-10-18T02:21:57+0000 2026-10-18T03:36:01+0000

    STARLINK-31861 & STARLINK-35778 Collision Probability (Pc) Trend

    STARLINK-31861 & STARLINK-35778 Collision Probability (Pc) TrendNot Available

    STARLINK-31861 & STARLINK-35778 Miss Distance (Miss Distance) Trend

    STARLINK-31861 & STARLINK-35778 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31861Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35778Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31861Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35778Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31861

    No nearby objects data