Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.026602E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:55:57+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59085
    NORAD ID 59085
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59301
    NORAD ID 59301
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31290 STARLINK-31502
    Time of Closest Approach 2026-10-29T08:58:14+0000
    Collision Probability (Pc) 1.026602E-6
    Conjunction Distance (km) 2.543 km
    Relative Speed (km/s) 6.188 km/s
    Conjunction Risk Parameters R (Radial): -1.572 | I (In-track): -1.824 | C (Cross-track): -0.813
    Collision Risk Index (CRI) 0.35
    X Position (km) -1895.189 -1897.498
    Position Y (km) 5149.884 5150.372
    Position Z (km) 4110.849 4111.795
    Velocity X (km/s) -5.9 -7.182
    Velocity Y (km/s) -4.15 -0.666
    Velocity Z (km/s) 2.477 -2.474

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31290 STARLINK-31502
    Semimajor Axis (a) 6861.214 km 6861.120 km
    Eccentricity (e) 0.000385 0.000436
    Inclination (i) 43.0029° 42.9987°
    RAAN 71.9165° 356.0461°
    Perigee Argument 288.0382° 271.9950°
    Mean Anomaly (M) 72.0051° 88.0402°
    Apogee 485.716 km 485.976 km
    Perigee 480.438 km 479.990 km
    Orbit Epoch 2026-10-26T16:21:43+0000 2026-10-27T04:40:12+0000

    STARLINK-31290 & STARLINK-31502 Collision Probability (Pc) Trend

    STARLINK-31290 & STARLINK-31502 Collision Probability (Pc) TrendNot Available

    STARLINK-31290 & STARLINK-31502 Miss Distance (Miss Distance) Trend

    STARLINK-31290 & STARLINK-31502 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31290Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31502Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31290Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31502Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31290

    No nearby objects data