Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.190395E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T15:03:09+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59161
    NORAD ID 59161
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67446
    NORAD ID 67446
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31256 STARLINK-36539
    Time of Closest Approach 2026-10-22T12:51:36+0000
    Collision Probability (Pc) 1.190395E-6
    Conjunction Distance (km) 2.53 km
    Relative Speed (km/s) 7.907 km/s
    Conjunction Risk Parameters R (Radial): -0.278 | I (In-track): -2.146 | C (Cross-track): 1.31
    Collision Risk Index (CRI) 0.37
    X Position (km) -4144.472 -4146.087
    Position Y (km) -4159.402 -4157.461
    Position Z (km) -3553.594 -3553.445
    Velocity X (km/s) 3.171 6.058
    Velocity Y (km/s) -6.047 -3.151
    Velocity Z (km/s) 3.383 -3.384

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31256 STARLINK-36539
    Semimajor Axis (a) 6861.189 km 6861.129 km
    Eccentricity (e) 0.000099 0.000143
    Inclination (i) 42.9995° 43.0056°
    RAAN 277.7452° 13.6889°
    Perigee Argument 274.1744° 270.4431°
    Mean Anomaly (M) 85.8995° 89.6257°
    Apogee 483.729 km 483.972 km
    Perigee 482.375 km 482.012 km
    Orbit Epoch 2026-10-20T09:17:24+0000 2026-10-20T22:11:59+0000

    STARLINK-31256 & STARLINK-36539 Collision Probability (Pc) Trend

    STARLINK-31256 & STARLINK-36539 Collision Probability (Pc) TrendNot Available

    STARLINK-31256 & STARLINK-36539 Miss Distance (Miss Distance) Trend

    STARLINK-31256 & STARLINK-36539 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31256Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36539Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31256Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36539Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31256

    No nearby objects data