Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.988254E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:49:39+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58948
    NORAD ID 58948
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65221
    NORAD ID 65221
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31311 STARLINK-34974
    Time of Closest Approach 2026-10-30T08:11:42+0000
    Collision Probability (Pc) 1.988254E-6
    Conjunction Distance (km) 2.205 km
    Relative Speed (km/s) 11.992 km/s
    Conjunction Risk Parameters R (Radial): -1.365 | I (In-track): -1.071 | C (Cross-track): -1.359
    Collision Risk Index (CRI) 0.41
    X Position (km) -3918.482 -3916.304
    Position Y (km) 5345.732 5345.689
    Position Z (km) -1706.688 -1706.347
    Velocity X (km/s) -2.926 -4.692
    Velocity Y (km/s) -3.998 -1.591
    Velocity Z (km/s) -5.806 5.808

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31311 STARLINK-34974
    Semimajor Axis (a) 6840.877 km 6840.827 km
    Eccentricity (e) 0.000605 0.000117
    Inclination (i) 53.1677° 53.1552°
    RAAN 309.2899° 152.8805°
    Perigee Argument 290.3172° 61.2900°
    Mean Anomaly (M) 69.7181° 298.8220°
    Apogee 466.876 km 463.494 km
    Perigee 458.604 km 461.886 km
    Orbit Epoch 2026-10-27T07:25:29+0000 2026-10-27T00:33:09+0000

    STARLINK-31311 & STARLINK-34974 Collision Probability (Pc) Trend

    STARLINK-31311 & STARLINK-34974 Collision Probability (Pc) TrendNot Available

    STARLINK-31311 & STARLINK-34974 Miss Distance (Miss Distance) Trend

    STARLINK-31311 & STARLINK-34974 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31311Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34974Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31311Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34974Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31311

    No nearby objects data