Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.204685E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:03:57+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51136
    NORAD ID 51136
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66077
    NORAD ID 66077
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3253 STARLINK-35129
    Time of Closest Approach 2026-10-20T22:08:57+0000
    Collision Probability (Pc) 1.204685E-6
    Conjunction Distance (km) 2.431 km
    Relative Speed (km/s) 7.163 km/s
    Conjunction Risk Parameters R (Radial): 0.117 | I (In-track): -2.143 | C (Cross-track): 1.14
    Collision Risk Index (CRI) 0.37
    X Position (km) 3485.29 3486.951
    Position Y (km) 3063.18 3061.408
    Position Z (km) 5017.032 5017.119
    Velocity X (km/s) -6.432 -2.475
    Velocity Y (km/s) 3.331 6.807
    Velocity Z (km/s) 2.428 -2.427

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3253 STARLINK-35129
    Semimajor Axis (a) 6840.878 km 6840.802 km
    Eccentricity (e) 0.000116 0.000080
    Inclination (i) 53.1608° 53.1544°
    RAAN 355.4373° 284.3849°
    Perigee Argument 81.2618° 45.0894°
    Mean Anomaly (M) 278.8515° 315.0173°
    Apogee 463.532 km 463.211 km
    Perigee 461.950 km 462.119 km
    Orbit Epoch 2026-10-19T03:39:09+0000 2026-10-19T00:19:30+0000

    STARLINK-3253 & STARLINK-35129 Collision Probability (Pc) Trend

    STARLINK-3253 & STARLINK-35129 Collision Probability (Pc) TrendNot Available

    STARLINK-3253 & STARLINK-35129 Miss Distance (Miss Distance) Trend

    STARLINK-3253 & STARLINK-35129 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3253Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35129Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3253Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35129Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3253

    No nearby objects data