Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.186355E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T22:07:53+0800
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    1 Object 1

    AOE ID 63480
    NORAD ID 63480
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66496
    NORAD ID 66496
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-33721 STARLINK-35909
    Time of Closest Approach 2026-10-21T14:10:12+0000
    Collision Probability (Pc) 1.186355E-6
    Conjunction Distance (km) 2.508 km
    Relative Speed (km/s) 7.661 km/s
    Conjunction Risk Parameters R (Radial): -0.448 | I (In-track): -2.134 | C (Cross-track): 1.237
    Collision Risk Index (CRI) 0.36
    X Position (km) -5522.899 -5522.507
    Position Y (km) -1764.91 -1767.374
    Position Z (km) 3658.108 3658.349
    Velocity X (km/s) 0.058 3.961
    Velocity Y (km/s) -6.908 -5.659
    Velocity Z (km/s) -3.236 3.236

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-33721 STARLINK-35909
    Semimajor Axis (a) 6861.112 km 6861.168 km
    Eccentricity (e) 0.000044 0.000058
    Inclination (i) 42.9954° 42.9976°
    RAAN 78.2115° 169.9595°
    Perigee Argument 191.2651° 238.6663°
    Mean Anomaly (M) 168.8191° 121.4132°
    Apogee 483.276 km 483.428 km
    Perigee 482.674 km 482.634 km
    Orbit Epoch 2026-10-18T10:17:24+0000 2026-10-18T23:10:40+0000

    STARLINK-33721 & STARLINK-35909 Collision Probability (Pc) Trend

    STARLINK-33721 & STARLINK-35909 Collision Probability (Pc) TrendNot Available

    STARLINK-33721 & STARLINK-35909 Miss Distance (Miss Distance) Trend

    STARLINK-33721 & STARLINK-35909 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-33721Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35909Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-33721Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35909Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-33721

    No nearby objects data