Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.051773E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T22:32:28+0800
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    1 Object 1

    AOE ID 58685
    NORAD ID 58685
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66456
    NORAD ID 66456
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31121 STARLINK-35643
    Time of Closest Approach 2026-10-12T19:22:50+0000
    Collision Probability (Pc) 6.051773E-6
    Conjunction Distance (km) 1.428 km
    Relative Speed (km/s) 10.015 km/s
    Conjunction Risk Parameters R (Radial): -0.539 | I (In-track): -0.994 | C (Cross-track): -0.869
    Collision Risk Index (CRI) 0.51
    X Position (km) 4662.172 4663.48
    Position Y (km) -4740.123 -4739.569
    Position Z (km) 1685.256 1685.392
    Velocity X (km/s) 3.234 4.967
    Velocity Y (km/s) 4.916 3.155
    Velocity Z (km/s) 4.853 -4.852

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31121 STARLINK-35643
    Semimajor Axis (a) 6861.188 km 6861.093 km
    Eccentricity (e) 0.000051 0.000217
    Inclination (i) 43.0003° 42.9962°
    RAAN 302.8268° 158.6139°
    Perigee Argument 99.7240° 278.5500°
    Mean Anomaly (M) 260.3669° 81.5106°
    Apogee 483.399 km 484.443 km
    Perigee 482.703 km 481.469 km
    Orbit Epoch 2026-10-12T02:01:36+0000 2026-10-11T08:10:01+0000

    STARLINK-31121 & STARLINK-35643 Collision Probability (Pc) Trend

    STARLINK-31121 & STARLINK-35643 Collision Probability (Pc) TrendNot Available

    STARLINK-31121 & STARLINK-35643 Miss Distance (Miss Distance) Trend

    STARLINK-31121 & STARLINK-35643 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31121Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35643Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31121Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35643Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31121

    No nearby objects data