Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.338697E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:12:31+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51735
    NORAD ID 51735
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68335
    NORAD ID 68335
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3517 STARLINK-37217
    Time of Closest Approach 2026-10-21T18:50:11+0000
    Collision Probability (Pc) 3.338697E-7
    Conjunction Distance (km) 2.63 km
    Relative Speed (km/s) 0.484 km/s
    Conjunction Risk Parameters R (Radial): 0.464 | I (In-track): -2.586 | C (Cross-track): -0.088
    Collision Risk Index (CRI) 0.25
    X Position (km) -406.245 -403.697
    Position Y (km) 4080.591 4081.125
    Position Z (km) 5465.159 5465.53
    Velocity X (km/s) -7.618 -7.58
    Velocity Y (km/s) -0.551 -0.935
    Velocity Z (km/s) -0.154 0.138

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3517 STARLINK-37217
    Semimajor Axis (a) 6840.950 km 6840.837 km
    Eccentricity (e) 0.000164 0.000058
    Inclination (i) 53.1612° 53.1563°
    RAAN 15.2279° 19.4571°
    Perigee Argument 87.7447° 67.9195°
    Mean Anomaly (M) 272.3744° 292.1870°
    Apogee 463.935 km 463.100 km
    Perigee 461.691 km 462.300 km
    Orbit Epoch 2026-10-19T05:28:21+0000 2026-10-19T07:03:00+0000

    STARLINK-3517 & STARLINK-37217 Collision Probability (Pc) Trend

    STARLINK-3517 & STARLINK-37217 Collision Probability (Pc) TrendNot Available

    STARLINK-3517 & STARLINK-37217 Miss Distance (Miss Distance) Trend

    STARLINK-3517 & STARLINK-37217 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3517Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37217Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3517Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37217Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3517

    No nearby objects data